---> uname -a: Linux prd-centos8-docker-8c-8g-5161.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 1075 27049 20 3762 30349 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:9e:80:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe9e:8053/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:11:cd:3e 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:b8ff:fe11:cd3e/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) 09/25/2026 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 167.19 14.48 152.72 3116.96 13240.17 05:14:01 PM 412.85 5.55 407.30 1231.93 13732.84 05:15:01 PM 266.69 2.52 264.18 447.72 44829.07 Average: 282.24 7.51 274.72 1598.89 23934.60 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29002568 30998324 3650804 11.18 2688 2312280 1812788 5.38 160416 3016636 141720 05:14:01 PM 27886928 30335656 4766444 14.60 2688 2754780 2059612 6.11 273848 3976588 252800 05:15:01 PM 27729040 31097624 4924332 15.08 2688 3663904 1551856 4.60 639976 3728988 149356 Average: 28206179 30810535 4447193 13.62 2688 2910321 1808085 5.36 358080 3574071 181292 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 169.44 123.16 1923.78 37.67 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 518.98 460.69 6347.73 62.27 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 571.54 512.90 6279.68 1284.87 0.00 0.00 0.00 0.00 05:15:01 PM docker0 11.36 22.94 0.77 262.27 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 419.98 365.58 4850.32 461.62 0.00 0.00 0.00 0.00 Average: docker0 3.79 7.65 0.26 87.43 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) 09/25/2026 _x86_64_ (8 CPU) 17:11:19 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.09 0.00 1.03 0.49 0.01 88.38 05:13:01 PM 0 3.30 0.00 0.80 0.33 0.02 95.54 05:13:01 PM 1 15.26 0.00 1.32 0.65 0.02 82.75 05:13:01 PM 2 28.11 0.00 2.71 1.04 0.03 68.12 05:13:01 PM 3 10.07 0.00 0.92 0.38 0.00 88.63 05:13:01 PM 4 3.96 0.00 0.57 0.37 0.02 95.09 05:13:01 PM 5 7.67 0.00 0.67 0.43 0.00 91.23 05:13:01 PM 6 8.75 0.00 0.68 0.53 0.02 90.01 05:13:01 PM 7 3.59 0.00 0.55 0.22 0.00 95.64 05:14:01 PM all 25.12 0.00 1.71 1.13 0.03 72.01 05:14:01 PM 0 28.04 0.00 1.29 0.08 0.03 70.55 05:14:01 PM 1 32.35 0.00 1.76 1.19 0.03 64.67 05:14:01 PM 2 14.09 0.00 1.63 0.84 0.02 83.42 05:14:01 PM 3 23.96 0.00 2.53 1.70 0.03 71.78 05:14:01 PM 4 22.04 0.00 2.35 2.79 0.02 72.81 05:14:01 PM 5 34.37 0.00 1.12 0.40 0.03 64.07 05:14:01 PM 6 22.64 0.00 1.74 1.09 0.02 74.51 05:14:01 PM 7 23.41 0.00 1.29 0.99 0.03 74.28 05:15:01 PM all 20.15 0.00 2.80 1.06 0.02 75.97 05:15:01 PM 0 32.49 0.00 3.04 0.72 0.02 63.73 05:15:01 PM 1 21.19 0.00 2.57 2.72 0.03 73.49 05:15:01 PM 2 13.99 0.00 3.13 1.06 0.00 81.82 05:15:01 PM 3 16.29 0.00 2.78 0.57 0.02 80.34 05:15:01 PM 4 17.88 0.00 2.52 0.39 0.00 79.21 05:15:01 PM 5 23.96 0.00 3.47 1.99 0.02 70.57 05:15:01 PM 6 20.79 0.00 2.00 0.67 0.03 76.50 05:15:01 PM 7 14.59 0.00 2.93 0.35 0.02 82.11 Average: all 18.44 0.00 1.85 0.90 0.02 78.80 Average: 0 21.25 0.00 1.71 0.38 0.02 76.64 Average: 1 22.92 0.00 1.88 1.52 0.03 73.65 Average: 2 18.75 0.00 2.49 0.98 0.02 77.77 Average: 3 16.76 0.00 2.07 0.88 0.02 80.27 Average: 4 14.60 0.00 1.81 1.18 0.01 82.40 Average: 5 21.99 0.00 1.75 0.94 0.02 75.31 Average: 6 17.38 0.00 1.47 0.77 0.02 80.36 Average: 7 13.85 0.00 1.59 0.52 0.02 84.02