---> uname -a: Linux prd-centos8-redis-4c-4g-5960.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 700 12864 19 2198 14723 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 mq state UP group default qlen 1000 link/ether fa:16:3e:5e:c8:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.1/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86218sec preferred_lft 86218sec inet6 fe80::f816:3eff:fe5e:c8dc/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) 02/17/2024 _x86_64_ (4 CPU) 01:36:35 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 240.04 137.60 102.43 5990.80 6914.10 01:39:01 AM 155.67 7.28 148.39 676.15 10457.66 Average: 197.86 72.45 125.41 3333.70 8685.73 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13470168 15183232 2671364 16.55 2688 1918972 809612 4.71 206520 2094100 157180 01:39:01 AM 13186908 15075056 2954624 18.30 2688 2086820 872684 5.08 408832 2141188 51392 Average: 13328538 15129144 2812994 17.43 2688 2002896 841148 4.89 307676 2117644 104286 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 321.41 180.41 1609.82 52.33 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 353.44 226.88 1584.31 86.62 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 337.42 203.64 1597.06 69.48 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) 02/17/2024 _x86_64_ (4 CPU) 01:36:35 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 23.75 1.35 16.67 2.26 0.10 55.86 01:38:01 AM 0 24.26 1.24 18.45 2.17 0.12 53.76 01:38:01 AM 1 23.94 1.99 19.41 2.97 0.12 51.58 01:38:01 AM 2 19.02 0.99 13.32 1.24 0.10 65.34 01:38:01 AM 3 27.80 1.19 15.49 2.67 0.08 52.77 01:39:01 AM all 24.13 0.00 2.31 1.80 0.08 71.68 01:39:01 AM 0 23.26 0.00 2.37 0.47 0.08 73.82 01:39:01 AM 1 16.73 0.00 2.73 3.43 0.08 77.03 01:39:01 AM 2 23.00 0.00 1.89 1.86 0.08 73.17 01:39:01 AM 3 33.53 0.00 2.26 1.44 0.07 62.71 Average: all 23.94 0.68 9.48 2.03 0.09 63.78 Average: 0 23.76 0.62 10.40 1.32 0.10 63.81 Average: 1 20.33 1.00 11.06 3.20 0.10 64.31 Average: 2 21.01 0.49 7.60 1.55 0.09 69.26 Average: 3 30.67 0.59 8.86 2.05 0.08 57.75