---> uname -a: Linux prd-centos8-docker-4c-4g-3590.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: 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): 0-3 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1053 10797 20 3909 14357 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:8b:6f:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.51/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe8b:6f85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:18:8d:16 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::42:81ff:fe18:8d16/64 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) 10/20/2026 _x86_64_ (4 CPU) 06:41:51 LINUX RESTART (4 CPU) 06:43:01 AM tps rtps wtps bread/s bwrtn/s 06:44:01 AM 64.92 0.20 64.72 30.00 4561.97 06:45:01 AM 217.38 5.58 211.80 747.88 14089.19 06:46:01 AM 57.16 0.78 56.38 430.39 7513.20 06:47:01 AM 12.41 0.00 12.41 0.00 1881.57 06:48:01 AM 106.60 1.23 105.36 47.18 20239.70 06:49:01 AM 1212.43 95.13 1117.29 1697.97 29023.88 06:50:01 AM 66.26 23.83 42.44 475.31 2260.43 Average: 248.18 18.11 230.07 489.84 11367.52 06:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:44:01 AM 13317832 15105796 2821484 17.48 2688 2003936 1118260 6.51 140496 2323884 173840 06:45:01 AM 12215284 14404088 3924032 24.31 2688 2392064 1666964 9.70 184864 3323392 190012 06:46:01 AM 11423604 13646336 4715712 29.22 2688 2424588 2833576 16.49 208764 4080004 60 06:47:01 AM 11047152 13612964 5092164 31.55 2688 2758688 2886856 16.80 208868 4423640 290880 06:48:01 AM 10645736 14019928 5493580 34.04 2688 3473456 1901072 11.06 353780 4489740 488424 06:49:01 AM 9012204 12592188 7127112 44.16 2688 3570532 2018808 11.75 404596 5789244 28 06:50:01 AM 11127784 14768900 5011532 31.05 2688 3626784 1166924 6.79 622664 3472188 23760 Average: 11255657 14021457 4883659 30.26 2688 2892864 1941780 11.30 303433 3986013 166715 06:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:44:01 AM eth0 60.37 39.88 906.13 6.62 0.00 0.00 0.00 0.00 06:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 AM eth0 305.15 247.95 3600.36 38.06 0.00 0.00 0.00 0.00 06:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 06:46:01 AM eth0 16.31 14.51 183.27 2.61 0.00 0.00 0.00 0.00 06:46:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 06:46:01 AM veth5f0642a 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 06:47:01 AM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 06:47:01 AM eth0 157.31 64.41 2176.31 6.27 0.00 0.00 0.00 0.00 06:47:01 AM docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 06:47:01 AM veth5f0642a 0.17 0.22 0.01 0.01 0.00 0.00 0.00 0.00 06:48:01 AM lo 6.81 6.81 5.14 5.14 0.00 0.00 0.00 0.00 06:48:01 AM eth0 189.15 144.70 1728.14 32.07 0.00 0.00 0.00 0.00 06:48:01 AM docker0 3.43 3.17 4.10 0.45 0.00 0.00 0.00 0.00 06:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:49:01 AM eth0 5.63 3.95 70.10 0.71 0.00 0.00 0.00 0.00 06:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 AM eth0 25.87 19.19 51.54 7.37 0.00 0.00 0.00 0.00 06:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.74 0.74 0.00 0.00 0.00 0.00 Average: eth0 108.54 76.37 1245.11 13.39 0.00 0.00 0.00 0.00 Average: docker0 0.53 0.50 0.59 0.07 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) 10/20/2026 _x86_64_ (4 CPU) 06:41:51 LINUX RESTART (4 CPU) 06:43:01 AM CPU %user %nice %system %iowait %steal %idle 06:44:01 AM all 9.69 0.00 0.96 0.32 0.01 89.02 06:44:01 AM 0 1.53 0.00 0.63 0.12 0.02 97.70 06:44:01 AM 1 8.25 0.00 0.68 0.38 0.00 90.68 06:44:01 AM 2 14.61 0.00 1.39 0.37 0.02 83.62 06:44:01 AM 3 14.37 0.00 1.15 0.40 0.02 84.06 06:45:01 AM all 26.59 0.00 2.20 1.20 0.02 69.98 06:45:01 AM 0 21.01 0.00 2.25 1.18 0.00 75.55 06:45:01 AM 1 21.22 0.00 2.12 1.34 0.02 75.31 06:45:01 AM 2 24.91 0.00 1.84 1.42 0.02 71.81 06:45:01 AM 3 39.24 0.00 2.59 0.87 0.03 57.27 06:46:01 AM all 10.95 0.00 0.61 0.33 0.00 88.11 06:46:01 AM 0 11.36 0.00 0.53 0.18 0.02 87.91 06:46:01 AM 1 11.58 0.00 0.57 0.55 0.00 87.30 06:46:01 AM 2 7.92 0.00 0.62 0.47 0.00 90.99 06:46:01 AM 3 12.92 0.00 0.70 0.13 0.00 86.25 06:47:01 AM all 2.60 0.00 0.97 0.06 0.01 96.36 06:47:01 AM 0 2.45 0.00 0.97 0.02 0.00 96.57 06:47:01 AM 1 2.75 0.00 0.97 0.02 0.02 96.25 06:47:01 AM 2 3.03 0.00 0.70 0.20 0.00 96.07 06:47:01 AM 3 2.17 0.00 1.22 0.02 0.02 96.57 06:48:01 AM all 32.21 0.08 5.75 0.55 0.01 61.41 06:48:01 AM 0 42.24 0.17 6.65 0.72 0.02 50.20 06:48:01 AM 1 28.61 0.03 5.25 0.46 0.00 65.66 06:48:01 AM 2 26.79 0.07 5.04 0.19 0.02 67.90 06:48:01 AM 3 31.14 0.05 6.05 0.83 0.00 61.93 06:49:01 AM all 32.20 0.00 5.63 7.33 0.02 54.81 06:49:01 AM 0 33.00 0.00 5.48 6.52 0.02 54.99 06:49:01 AM 1 23.29 0.00 5.78 7.98 0.02 62.94 06:49:01 AM 2 20.51 0.00 5.04 7.62 0.02 66.82 06:49:01 AM 3 52.10 0.00 6.24 7.22 0.03 34.41 06:50:01 AM all 27.61 0.00 1.93 0.49 0.02 69.95 06:50:01 AM 0 30.04 0.00 2.07 0.45 0.03 67.41 06:50:01 AM 1 21.43 0.00 1.82 0.37 0.02 76.37 06:50:01 AM 2 18.44 0.00 1.62 0.67 0.00 79.27 06:50:01 AM 3 40.51 0.00 2.22 0.48 0.02 56.76 Average: all 20.24 0.01 2.57 1.47 0.01 75.70 Average: 0 20.20 0.02 2.65 1.31 0.01 75.81 Average: 1 16.71 0.00 2.45 1.58 0.01 79.24 Average: 2 16.58 0.01 2.32 1.56 0.01 79.52 Average: 3 27.46 0.01 2.87 1.41 0.02 68.23