---> uname -a: Linux prd-centos8-docker-8c-8g-3799.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1076 27052 19 3758 30348 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:30:69:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe30:69b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0a:65:2f:1a 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:aff:fe65:2f1a/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) 08/03/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 179.82 14.51 165.31 3118.83 10908.45 05:14:01 PM 491.10 5.58 485.52 1232.73 18372.27 05:15:01 PM 246.98 3.60 243.39 532.89 43418.59 Average: 305.96 7.90 298.06 1628.17 24233.43 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28783004 30816168 3870368 11.85 2688 2347956 1822380 5.41 164540 3233428 262980 05:14:01 PM 27695744 30161476 4957628 15.18 2688 2770376 2247392 6.67 400404 4039104 230212 05:15:01 PM 27767824 31141176 4885548 14.96 2688 3667044 1486648 4.41 818372 3511052 166836 Average: 28082191 30706273 4571181 14.00 2688 2928459 1852140 5.50 461105 3594528 220009 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 206.75 166.91 2622.26 33.63 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 470.94 408.97 6032.95 58.14 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 576.04 519.03 6035.47 2397.47 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.38 13.63 0.49 260.36 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 417.91 364.97 4896.83 829.79 0.00 0.00 0.00 0.00 Average: docker0 2.13 4.54 0.16 86.79 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) 08/03/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.62 0.00 1.13 0.46 0.06 86.73 05:13:01 PM 0 6.19 0.00 0.52 0.25 0.05 92.99 05:13:01 PM 1 18.37 0.00 1.67 0.59 0.08 79.29 05:13:01 PM 2 16.39 0.00 2.00 0.45 0.05 81.10 05:13:01 PM 3 7.78 0.00 1.24 0.95 0.05 89.98 05:13:01 PM 4 4.46 0.00 0.53 0.33 0.05 94.62 05:13:01 PM 5 15.30 0.00 0.75 0.22 0.03 83.70 05:13:01 PM 6 18.07 0.00 1.62 0.85 0.05 79.41 05:13:01 PM 7 6.41 0.00 0.69 0.05 0.08 92.77 05:14:01 PM all 30.02 0.00 1.81 1.16 0.10 66.91 05:14:01 PM 0 24.44 0.00 1.07 0.05 0.08 74.35 05:14:01 PM 1 30.98 0.00 1.91 1.17 0.08 65.85 05:14:01 PM 2 34.85 0.00 1.44 0.70 0.10 62.90 05:14:01 PM 3 17.71 0.00 1.56 0.86 0.10 79.77 05:14:01 PM 4 30.84 0.00 2.96 3.54 0.10 62.56 05:14:01 PM 5 39.97 0.00 2.38 1.58 0.12 55.95 05:14:01 PM 6 40.00 0.00 0.94 0.08 0.08 58.89 05:14:01 PM 7 21.32 0.00 2.24 1.31 0.10 75.03 05:15:01 PM all 17.10 0.00 2.47 0.93 0.08 79.41 05:15:01 PM 0 7.28 0.00 2.57 0.32 0.08 89.76 05:15:01 PM 1 21.74 0.00 3.50 3.03 0.10 71.64 05:15:01 PM 2 34.06 0.00 2.60 1.04 0.10 62.20 05:15:01 PM 3 14.06 0.00 2.30 0.96 0.07 82.62 05:15:01 PM 4 17.13 0.00 2.11 1.14 0.07 79.55 05:15:01 PM 5 9.11 0.00 2.40 0.13 0.08 88.27 05:15:01 PM 6 18.33 0.00 1.76 0.40 0.08 79.42 05:15:01 PM 7 15.13 0.00 2.52 0.45 0.07 81.84 Average: all 19.57 0.00 1.80 0.85 0.08 77.70 Average: 0 12.63 0.00 1.38 0.21 0.07 85.71 Average: 1 23.70 0.00 2.36 1.59 0.09 72.27 Average: 2 28.41 0.00 2.02 0.73 0.08 68.76 Average: 3 13.18 0.00 1.70 0.92 0.07 84.13 Average: 4 17.45 0.00 1.87 1.67 0.07 78.94 Average: 5 21.45 0.00 1.84 0.64 0.08 75.98 Average: 6 25.47 0.00 1.44 0.45 0.07 72.57 Average: 7 14.27 0.00 1.81 0.60 0.08 83.23