---> uname -a: Linux prd-centos8-docker-8c-8g-5641.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: 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): 0-7 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 1067 27055 20 3765 30357 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:ee:de:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.185/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:feee:deef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ae:44:00:72 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:aeff:fe44:72/64 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) 09/27/2026 _x86_64_ (8 CPU) 17:11:35 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 224.83 8.53 216.29 2533.96 8877.41 05:14:01 PM 485.52 17.28 468.24 2730.08 19616.40 05:15:01 PM 283.52 2.72 280.81 524.94 45944.84 Average: 331.28 9.51 321.77 1929.53 24814.35 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29331944 31258352 3321428 10.17 2688 2244572 1391304 4.13 148760 2718628 307052 05:14:01 PM 27931496 30260212 4721876 14.46 2688 2635484 2213756 6.57 263716 3945952 166284 05:15:01 PM 25642528 28945816 7010844 21.47 2688 3597944 3453940 10.25 635800 5812836 74948 Average: 27635323 30154793 5018049 15.37 2688 2826000 2353000 6.98 349425 4159139 182761 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 139.89 96.98 1858.06 30.99 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 432.51 412.28 4691.42 64.97 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 632.72 534.10 8233.45 979.79 0.00 0.00 0.00 0.00 05:15:01 PM docker0 8.01 20.54 0.59 261.76 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 401.72 347.80 4927.84 358.63 0.00 0.00 0.00 0.00 Average: docker0 2.67 6.85 0.20 87.27 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) 09/27/2026 _x86_64_ (8 CPU) 17:11:35 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 9.91 0.00 1.14 0.59 0.01 88.36 05:13:01 PM 0 0.80 0.00 0.53 0.35 0.00 98.31 05:13:01 PM 1 0.99 0.00 0.30 0.02 0.00 98.69 05:13:01 PM 2 3.01 0.00 0.43 0.27 0.02 96.27 05:13:01 PM 3 13.99 0.00 1.97 2.55 0.00 81.49 05:13:01 PM 4 12.44 0.00 0.80 0.63 0.00 86.12 05:13:01 PM 5 28.81 0.00 2.99 0.47 0.02 67.71 05:13:01 PM 6 7.24 0.00 0.88 0.12 0.00 91.76 05:13:01 PM 7 11.93 0.00 1.18 0.32 0.02 86.55 05:14:01 PM all 24.78 0.00 1.70 1.33 0.01 72.18 05:14:01 PM 0 26.45 0.00 1.63 1.09 0.02 70.81 05:14:01 PM 1 16.56 0.00 1.34 0.82 0.02 81.26 05:14:01 PM 2 23.08 0.00 2.25 1.61 0.00 73.07 05:14:01 PM 3 30.16 0.00 1.52 0.75 0.02 67.55 05:14:01 PM 4 28.66 0.00 1.79 1.19 0.02 68.35 05:14:01 PM 5 30.89 0.00 2.35 3.36 0.02 63.38 05:14:01 PM 6 26.55 0.00 0.82 0.22 0.00 72.42 05:14:01 PM 7 15.87 0.00 1.93 1.61 0.00 80.59 05:15:01 PM all 22.80 0.00 3.10 0.94 0.01 73.15 05:15:01 PM 0 20.67 0.00 2.44 0.39 0.00 76.51 05:15:01 PM 1 18.32 0.00 2.97 1.57 0.02 77.14 05:15:01 PM 2 25.37 0.00 2.81 0.57 0.02 71.23 05:15:01 PM 3 21.21 0.00 3.73 0.89 0.00 74.16 05:15:01 PM 4 28.21 0.00 3.59 0.89 0.02 67.30 05:15:01 PM 5 28.49 0.00 3.43 1.38 0.00 66.71 05:15:01 PM 6 19.53 0.00 2.44 1.03 0.02 76.99 05:15:01 PM 7 20.58 0.00 3.39 0.84 0.02 75.17 Average: all 19.15 0.00 1.98 0.95 0.01 77.91 Average: 0 15.95 0.00 1.53 0.61 0.01 81.90 Average: 1 11.94 0.00 1.53 0.80 0.01 85.71 Average: 2 17.13 0.00 1.83 0.82 0.01 80.22 Average: 3 21.78 0.00 2.41 1.40 0.01 74.40 Average: 4 23.08 0.00 2.06 0.90 0.01 73.95 Average: 5 29.40 0.00 2.92 1.73 0.01 65.94 Average: 6 17.76 0.00 1.38 0.45 0.01 80.40 Average: 7 16.12 0.00 2.17 0.92 0.01 80.78