---> uname -a: Linux prd-centos8-redis-4c-4g-4081.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 8.8G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 707 12817 17 2237 14717 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:10:74:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86213sec preferred_lft 86213sec inet6 fe80::f816:3eff:fe10:74d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 11/25/2023 _x86_64_ (4 CPU) 01:36:15 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 200.43 58.86 141.58 1819.16 10731.51 01:39:01 AM 137.04 7.38 129.66 707.35 9741.19 Average: 168.74 33.12 135.62 1263.26 10236.35 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13262444 15111528 2879088 17.84 2688 2047308 906268 5.27 228108 2261984 180944 01:39:01 AM 13109460 15050552 3032072 18.78 2688 2136240 868316 5.05 411280 2216088 37392 Average: 13185952 15081040 2955580 18.31 2688 2091774 887292 5.16 319694 2239036 109168 01:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 64.19 42.09 1088.44 7.35 0.00 0.00 0.00 0.00 01:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 AM eth0 343.74 245.86 1453.39 89.09 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 203.97 143.98 1270.92 48.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 11/25/2023 _x86_64_ (4 CPU) 01:36:15 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 19.94 0.45 6.33 2.73 0.10 70.45 01:38:01 AM 0 6.16 0.45 6.08 1.22 0.10 85.99 01:38:01 AM 1 24.63 0.54 7.66 5.04 0.08 62.05 01:38:01 AM 2 22.25 0.44 5.93 2.38 0.10 68.91 01:38:01 AM 3 26.81 0.39 5.65 2.30 0.10 64.76 01:39:01 AM all 24.32 0.00 2.32 2.08 0.09 71.20 01:39:01 AM 0 21.17 0.00 2.44 1.34 0.10 74.95 01:39:01 AM 1 29.07 0.00 2.43 2.78 0.08 65.64 01:39:01 AM 2 23.40 0.00 1.93 1.88 0.08 72.71 01:39:01 AM 3 23.63 0.00 2.46 2.33 0.08 71.49 Average: all 22.13 0.23 4.32 2.41 0.09 70.82 Average: 0 13.66 0.23 4.26 1.28 0.10 80.48 Average: 1 26.85 0.27 5.05 3.91 0.08 63.84 Average: 2 22.82 0.22 3.93 2.13 0.09 70.81 Average: 3 25.22 0.19 4.06 2.31 0.09 68.13