---> uname -a: Linux prd-centos8-docker-8c-8g-5452.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1033 27091 20 3763 30391 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:d5:90:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.173/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fed5:903a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:e1:ef:4e 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 inet6 fe80::42:8fff:fee1:ef4e/64 scope link 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) 09/26/2026 _x86_64_ (8 CPU) 17:13:20 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 142.27 14.25 128.02 3218.66 10705.85 05:16:01 PM 414.45 4.82 409.63 1162.55 15198.73 05:17:01 PM 268.08 2.60 265.48 401.40 45481.68 Average: 274.93 7.22 267.71 1594.14 23796.62 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 29150732 31131020 3502640 10.73 2688 2297744 2010120 5.96 158512 2878356 193704 05:16:01 PM 28091548 30476196 4561824 13.97 2688 2691116 1976000 5.86 265204 3781676 214600 05:17:01 PM 26468388 29769264 6184984 18.94 2688 3595992 2640296 7.83 636576 4988488 74952 Average: 27903556 30458827 4749816 14.55 2688 2861617 2208805 6.55 353431 3882840 161085 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 139.72 101.18 1686.06 33.23 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 476.62 442.75 5542.63 63.33 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 498.83 415.61 7327.68 449.38 0.00 0.00 0.00 0.00 05:17:01 PM docker0 10.14 21.77 0.70 261.76 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 371.73 319.85 4852.26 182.00 0.00 0.00 0.00 0.00 Average: docker0 3.38 7.26 0.23 87.26 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) 09/26/2026 _x86_64_ (8 CPU) 17:13:20 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 9.02 0.00 0.98 0.39 0.01 89.60 05:15:01 PM 0 4.55 0.00 0.72 1.00 0.00 93.73 05:15:01 PM 1 15.63 0.00 1.70 0.37 0.02 82.28 05:15:01 PM 2 2.37 0.00 0.50 0.28 0.02 96.83 05:15:01 PM 3 9.13 0.00 0.85 0.32 0.00 89.70 05:15:01 PM 4 8.55 0.00 0.78 0.20 0.02 90.45 05:15:01 PM 5 7.57 0.00 0.85 0.33 0.02 91.23 05:15:01 PM 6 18.42 0.00 1.90 0.48 0.03 79.16 05:15:01 PM 7 5.90 0.00 0.53 0.12 0.00 93.45 05:16:01 PM all 24.29 0.00 1.76 1.22 0.01 72.72 05:16:01 PM 0 18.71 0.00 1.16 0.32 0.00 79.81 05:16:01 PM 1 26.79 0.00 1.66 1.47 0.02 70.06 05:16:01 PM 2 26.43 0.00 0.97 0.02 0.02 72.57 05:16:01 PM 3 27.40 0.00 2.48 2.10 0.02 68.00 05:16:01 PM 4 17.60 0.00 1.94 1.16 0.00 79.30 05:16:01 PM 5 28.82 0.00 2.09 1.06 0.00 68.03 05:16:01 PM 6 33.49 0.00 2.06 2.21 0.02 62.22 05:16:01 PM 7 15.06 0.00 1.69 1.47 0.02 81.76 05:17:01 PM all 23.06 0.00 3.15 0.93 0.01 72.85 05:17:01 PM 0 12.83 0.00 3.17 0.84 0.00 83.16 05:17:01 PM 1 18.00 0.00 3.62 1.58 0.00 76.79 05:17:01 PM 2 25.32 0.00 3.07 1.35 0.00 70.26 05:17:01 PM 3 11.25 0.00 3.71 1.21 0.02 83.80 05:17:01 PM 4 31.70 0.00 2.60 0.29 0.02 65.39 05:17:01 PM 5 26.15 0.00 2.54 0.12 0.02 71.17 05:17:01 PM 6 28.10 0.00 3.41 1.33 0.02 67.14 05:17:01 PM 7 31.10 0.00 3.05 0.71 0.00 65.14 Average: all 18.77 0.00 1.96 0.85 0.01 78.41 Average: 0 12.02 0.00 1.68 0.72 0.00 85.58 Average: 1 20.14 0.00 2.32 1.14 0.01 76.38 Average: 2 18.02 0.00 1.51 0.55 0.01 79.92 Average: 3 15.93 0.00 2.34 1.21 0.01 80.51 Average: 4 19.26 0.00 1.78 0.55 0.01 78.40 Average: 5 20.82 0.00 1.83 0.50 0.01 76.84 Average: 6 26.66 0.00 2.46 1.34 0.02 69.52 Average: 7 17.31 0.00 1.76 0.77 0.01 80.16