---> uname -a: Linux prd-centos8-docker-8c-8g-17235.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 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 1041 27088 19 3758 30384 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:97:d8:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.191/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe97:d8d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:4d:e2:95 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:b2ff:fe4d:e295/64 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) 06/17/2026 _x86_64_ (8 CPU) 17:12:01 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 295.64 14.74 280.89 3123.37 16899.33 05:15:01 PM 441.54 6.87 434.68 1267.92 17603.90 05:16:01 PM 160.88 3.52 157.36 478.91 38237.10 Average: 299.34 8.37 290.97 1623.50 24246.74 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28612892 30759628 4040480 12.37 2688 2456960 1823240 5.41 204504 3343968 161904 05:15:01 PM 27012124 29645400 5641248 17.28 2688 2934832 2698880 8.01 422828 4686036 178248 05:16:01 PM 27777812 31153524 4875560 14.93 2688 3669088 1521516 4.51 822728 3498632 91300 Average: 27800943 30519517 4852429 14.86 2688 3020293 2014545 5.98 483353 3842879 143817 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 346.56 292.47 3550.05 64.02 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 529.36 434.74 6959.23 56.07 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 362.53 344.39 3495.68 2380.37 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.25 14.65 0.48 259.77 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 412.81 357.19 4668.13 833.49 0.00 0.00 0.00 0.00 Average: docker0 2.08 4.88 0.16 86.59 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) 06/17/2026 _x86_64_ (8 CPU) 17:12:01 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 16.26 0.00 1.42 0.86 0.07 81.40 05:14:01 PM 0 21.31 0.00 1.07 0.62 0.07 76.94 05:14:01 PM 1 12.50 0.00 1.19 0.60 0.08 85.62 05:14:01 PM 2 13.05 0.00 1.07 0.72 0.07 85.09 05:14:01 PM 3 14.78 0.00 1.61 1.09 0.07 82.46 05:14:01 PM 4 10.34 0.00 1.15 0.97 0.05 87.49 05:14:01 PM 5 30.85 0.00 2.54 0.90 0.07 65.64 05:14:01 PM 6 15.15 0.00 1.40 1.19 0.07 82.19 05:14:01 PM 7 12.09 0.00 1.30 0.77 0.07 85.76 05:15:01 PM all 30.15 0.00 1.68 1.07 0.09 67.01 05:15:01 PM 0 25.32 0.00 1.06 0.74 0.08 72.80 05:15:01 PM 1 33.99 0.00 1.32 0.47 0.10 64.12 05:15:01 PM 2 30.07 0.00 1.76 1.04 0.08 67.05 05:15:01 PM 3 28.46 0.00 2.21 1.07 0.10 68.15 05:15:01 PM 4 33.05 0.00 2.08 1.16 0.10 63.62 05:15:01 PM 5 38.58 0.00 1.07 0.64 0.08 59.62 05:15:01 PM 6 36.18 0.00 1.96 0.81 0.08 60.97 05:15:01 PM 7 15.56 0.00 1.95 2.67 0.07 79.75 05:16:01 PM all 12.68 0.00 2.32 0.56 0.07 84.38 05:16:01 PM 0 5.15 0.00 2.30 0.57 0.07 91.92 05:16:01 PM 1 12.09 0.00 2.20 0.94 0.07 84.71 05:16:01 PM 2 15.79 0.00 2.64 1.13 0.07 80.38 05:16:01 PM 3 22.81 0.00 2.50 0.39 0.08 74.23 05:16:01 PM 4 5.89 0.00 1.90 0.34 0.05 91.83 05:16:01 PM 5 18.14 0.00 2.30 0.50 0.08 78.98 05:16:01 PM 6 14.11 0.00 2.65 0.54 0.07 82.63 05:16:01 PM 7 7.43 0.00 2.07 0.07 0.07 90.37 Average: all 19.70 0.00 1.80 0.83 0.07 77.60 Average: 0 17.26 0.00 1.47 0.64 0.07 80.55 Average: 1 19.52 0.00 1.57 0.67 0.08 78.15 Average: 2 19.64 0.00 1.82 0.96 0.07 77.51 Average: 3 22.01 0.00 2.10 0.85 0.08 74.95 Average: 4 16.42 0.00 1.71 0.82 0.07 80.98 Average: 5 29.19 0.00 1.97 0.68 0.08 68.08 Average: 6 21.81 0.00 2.01 0.84 0.07 75.27 Average: 7 11.70 0.00 1.77 1.17 0.07 85.29