---> uname -a: Linux prd-centos8-docker-8c-8g-7286.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1026 28259 19 2602 30410 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:26:f6:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.168/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe26:f6ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:41:3e:ef brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/06/2026 _x86_64_ (8 CPU) 05:17:27 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 111.28 1.98 109.30 322.21 7942.44 05:20:01 AM 197.75 2.42 195.33 641.39 13649.07 05:21:01 AM 111.15 1.58 109.57 392.87 7709.58 Average: 140.06 1.99 138.07 452.17 9767.25 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29374908 31253188 3278464 10.04 2688 2195396 1397884 4.15 148000 2677340 305808 05:20:01 AM 27787640 29818132 4865732 14.90 2688 2340560 2820564 8.37 209208 4161980 87416 05:21:01 AM 28950376 31141768 3702996 11.34 2688 2496352 1470328 4.36 242572 2949792 48788 Average: 28704308 30737696 3949064 12.09 2688 2344103 1896259 5.63 199927 3263037 147337 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 146.16 96.07 1885.84 30.32 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 242.42 218.21 1672.51 48.37 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 206.55 159.67 1564.83 43.02 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 198.38 157.99 1707.72 40.57 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/06/2026 _x86_64_ (8 CPU) 05:17:27 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.73 0.00 1.02 0.32 0.04 88.89 05:19:01 AM 0 5.46 0.00 0.72 0.17 0.07 93.59 05:19:01 AM 1 12.67 0.00 1.03 0.42 0.03 85.85 05:19:01 AM 2 1.47 0.00 0.27 0.02 0.07 98.18 05:19:01 AM 3 10.04 0.00 1.05 0.40 0.03 88.47 05:19:01 AM 4 19.43 0.00 1.85 0.20 0.03 78.49 05:19:01 AM 5 7.17 0.00 0.67 0.58 0.05 91.53 05:19:01 AM 6 4.29 0.00 0.57 0.57 0.03 94.54 05:19:01 AM 7 17.29 0.00 1.99 0.20 0.03 80.49 05:20:01 AM all 30.80 0.00 1.44 0.90 0.08 66.79 05:20:01 AM 0 38.38 0.00 1.35 0.53 0.07 59.67 05:20:01 AM 1 29.07 0.00 1.17 1.25 0.08 68.42 05:20:01 AM 2 23.92 0.00 1.88 1.54 0.08 72.58 05:20:01 AM 3 30.36 0.00 1.54 0.67 0.08 67.35 05:20:01 AM 4 27.83 0.00 1.25 0.40 0.08 70.43 05:20:01 AM 5 34.30 0.00 1.66 1.72 0.07 62.25 05:20:01 AM 6 18.55 0.00 1.02 0.72 0.08 79.63 05:20:01 AM 7 43.94 0.00 1.64 0.37 0.08 53.98 05:21:01 AM all 38.83 0.00 1.57 0.35 0.09 59.16 05:21:01 AM 0 47.55 0.00 2.17 0.37 0.10 49.81 05:21:01 AM 1 36.64 0.00 1.37 0.20 0.08 61.70 05:21:01 AM 2 26.06 0.00 1.49 0.79 0.08 71.58 05:21:01 AM 3 36.69 0.00 1.34 0.10 0.08 61.79 05:21:01 AM 4 42.20 0.00 1.34 0.27 0.08 56.11 05:21:01 AM 5 40.90 0.00 1.32 0.22 0.10 57.46 05:21:01 AM 6 35.17 0.00 2.12 0.57 0.10 62.04 05:21:01 AM 7 45.38 0.00 1.44 0.27 0.10 52.82 Average: all 26.45 0.00 1.34 0.52 0.07 71.62 Average: 0 30.46 0.00 1.41 0.36 0.08 67.69 Average: 1 26.13 0.00 1.19 0.62 0.07 71.99 Average: 2 17.15 0.00 1.21 0.78 0.08 80.78 Average: 3 25.69 0.00 1.31 0.39 0.07 72.54 Average: 4 29.81 0.00 1.48 0.29 0.07 68.35 Average: 5 27.46 0.00 1.21 0.84 0.07 70.41 Average: 6 19.32 0.00 1.24 0.62 0.07 78.75 Average: 7 35.53 0.00 1.69 0.28 0.07 62.43