Fix typo

src/server.h

@@ -1275,7 +1275,7 @@ struct redisServer {
     unsigned int maxclients;            /* Max number of simultaneous clients */
     unsigned long long maxmemory;   /* Max number of memory bytes to use */
     int maxmemory_policy;           /* Policy for key eviction */
-    int maxmemory_samples;          /* Pricision of random sampling */
+    int maxmemory_samples;          /* Precision of random sampling */
     int lfu_log_factor;             /* LFU logarithmic counter factor. */
     int lfu_decay_time;             /* LFU counter decay factor. */
     long long proto_max_bulk_len;   /* Protocol bulk length maximum size. */

src/t_hash.c

@@ -630,7 +630,7 @@ void hincrbyfloatCommand(client *c) {
     server.dirty++;
 
     /* Always replicate HINCRBYFLOAT as an HSET command with the final value
-     * in order to make sure that differences in float pricision or formatting
+     * in order to make sure that differences in float precision or formatting
      * will not create differences in replicas or after an AOF restart. */
     robj *aux, *newobj;
     aux = createStringObject("HSET",4);

tests/unit/expire.tcl

@@ -72,7 +72,7 @@ start_server {tags {"expire"}} {
         list [r persist foo] [r persist nokeyatall]
     } {0 0}
 
-    test {EXPIRE pricision is now the millisecond} {
+    test {EXPIRE precision is now the millisecond} {
         # This test is very likely to do a false positive if the
         # server is under pressure, so if it does not work give it a few more
         # chances.