---> uname -a: Linux prd-centos8-docker-4c-4g-401.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): 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: 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): 0-3 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 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1424 10611 19 3724 13995 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:65:e2:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.115/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fe65:e22a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:fb:72:43 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) 07/17/2026 _x86_64_ (4 CPU) 09:51:34 LINUX RESTART (4 CPU) 09:52:01 AM tps rtps wtps bread/s bwrtn/s 09:53:01 AM 172.26 6.16 166.09 941.42 6314.43 09:54:01 AM 176.34 18.95 157.39 3467.29 14811.10 09:55:01 AM 141.67 3.16 138.51 766.57 34904.01 09:56:01 AM 33.61 0.00 33.61 0.00 7959.41 09:57:01 AM 5.75 0.00 5.75 0.00 325.96 09:58:01 AM 4.40 2.72 1.68 134.09 233.69 09:59:01 AM 25.00 2.62 22.38 73.59 1225.11 Average: 79.87 4.80 75.07 768.96 9398.96 09:52:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:53:01 AM 13317664 15109628 2821648 17.48 2688 2006916 1116824 6.50 150888 2312916 167616 09:54:01 AM 11774528 14850488 4364784 27.04 2688 3279368 1279064 7.44 194972 3760044 956520 09:55:01 AM 10891176 14272884 5248136 32.52 2688 3580064 1779024 10.35 284668 4533644 218224 09:56:01 AM 9192764 12586120 6946548 43.04 2688 3590812 3732908 21.72 307996 6199476 2032 09:57:01 AM 8918828 12316324 7220484 44.74 2688 3594796 3765136 21.91 308192 6473040 324 09:58:01 AM 8161220 11569220 7978092 49.43 2688 3605032 4296984 25.00 318808 7215240 424 09:59:01 AM 10937744 14401092 5201568 32.23 2688 3659156 1620216 9.43 403624 4362700 27092 Average: 10456275 13586537 5683037 35.21 2688 3330878 2512879 14.62 281307 4979580 196033 09:52:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:53:01 AM eth0 228.14 144.29 1260.70 31.66 0.00 0.00 0.00 0.00 09:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:54:01 AM eth0 949.86 399.52 16899.04 49.47 0.00 0.00 0.00 0.00 09:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:55:01 AM eth0 316.72 242.71 4354.63 29.83 0.00 0.00 0.00 0.00 09:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:56:01 AM eth0 23.43 14.58 11.58 17.77 0.00 0.00 0.00 0.00 09:56:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:57:01 AM eth0 293.85 189.74 93.27 95.53 0.00 0.00 0.00 0.00 09:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:58:01 AM lo 3.73 3.73 0.40 0.40 0.00 0.00 0.00 0.00 09:58:01 AM eth0 91.17 61.33 26.96 28.72 0.00 0.00 0.00 0.00 09:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:59:01 AM lo 3.13 3.13 0.43 0.43 0.00 0.00 0.00 0.00 09:59:01 AM eth0 321.98 182.54 640.57 223.09 0.00 0.00 0.00 0.00 09:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.12 0.12 0.00 0.00 0.00 0.00 Average: eth0 317.86 176.38 3326.59 68.00 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) 07/17/2026 _x86_64_ (4 CPU) 09:51:34 LINUX RESTART (4 CPU) 09:52:01 AM CPU %user %nice %system %iowait %steal %idle 09:53:01 AM all 17.09 0.00 2.07 1.56 0.10 79.19 09:53:01 AM 0 9.94 0.00 2.12 1.87 0.08 85.98 09:53:01 AM 1 8.92 0.00 1.21 0.25 0.08 89.54 09:53:01 AM 2 26.51 0.00 2.58 1.19 0.10 69.62 09:53:01 AM 3 22.98 0.00 2.38 2.91 0.12 71.61 09:54:01 AM all 23.41 0.00 2.39 2.34 0.21 71.65 09:54:01 AM 0 22.38 0.00 3.72 2.19 0.23 71.47 09:54:01 AM 1 13.21 0.00 1.93 4.16 0.19 80.51 09:54:01 AM 2 40.35 0.00 3.09 2.82 0.22 53.53 09:54:01 AM 3 17.50 0.00 0.83 0.19 0.19 81.31 09:55:01 AM all 46.72 0.00 2.04 7.38 0.34 43.52 09:55:01 AM 0 40.81 0.00 2.40 7.01 0.40 49.38 09:55:01 AM 1 39.11 0.00 2.49 3.20 0.32 54.88 09:55:01 AM 2 57.47 0.00 1.32 13.39 0.27 27.55 09:55:01 AM 3 49.61 0.00 1.93 5.99 0.35 42.12 09:56:01 AM all 68.05 0.00 1.45 0.25 0.25 30.01 09:56:01 AM 0 72.17 0.00 2.53 0.07 0.29 24.94 09:56:01 AM 1 60.87 0.00 1.48 0.05 0.24 37.36 09:56:01 AM 2 68.24 0.00 0.77 0.10 0.22 30.67 09:56:01 AM 3 70.99 0.00 1.02 0.76 0.25 26.97 09:57:01 AM all 21.32 0.00 1.30 0.01 0.11 77.26 09:57:01 AM 0 30.19 0.00 0.85 0.00 0.12 68.85 09:57:01 AM 1 13.20 0.00 1.76 0.03 0.12 84.89 09:57:01 AM 2 20.03 0.00 1.37 0.02 0.10 78.48 09:57:01 AM 3 21.86 0.00 1.20 0.00 0.10 76.84 09:58:01 AM all 42.73 0.00 1.15 0.05 0.16 55.91 09:58:01 AM 0 52.47 0.00 1.80 0.05 0.17 45.52 09:58:01 AM 1 39.51 0.00 0.79 0.00 0.15 59.55 09:58:01 AM 2 45.70 0.00 1.21 0.15 0.15 52.80 09:58:01 AM 3 33.31 0.00 0.82 0.00 0.15 65.72 09:59:01 AM all 60.51 0.00 1.80 0.14 0.21 37.34 09:59:01 AM 0 61.68 0.00 0.73 0.00 0.18 37.40 09:59:01 AM 1 70.91 0.00 2.59 0.23 0.23 26.03 09:59:01 AM 2 65.83 0.00 1.72 0.02 0.23 32.20 09:59:01 AM 3 43.59 0.00 2.14 0.30 0.20 53.76 Average: all 39.96 0.00 1.74 1.67 0.19 56.43 Average: 0 41.25 0.00 2.02 1.60 0.21 54.91 Average: 1 35.15 0.00 1.75 1.13 0.19 61.79 Average: 2 46.29 0.00 1.72 2.51 0.18 49.29 Average: 3 37.12 0.00 1.48 1.45 0.19 59.76