---> uname -a: Linux prd-centos8-docker-4c-4g-3946.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: 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): 0-3 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 757 12106 20 2897 14665 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:b2:66:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.57/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85789sec preferred_lft 85789sec inet6 fe80::f816:3eff:feb2:66c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:91:22:8c:40 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/21/2026 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 177.31 32.45 144.86 6022.61 39180.49 01:25:01 PM 103.72 0.08 103.63 1.60 9720.81 01:26:01 PM 65.69 14.76 50.92 3219.20 8206.38 01:27:01 PM 8.31 0.05 8.26 1.07 345.50 01:28:01 PM 0.93 0.00 0.93 0.00 10.51 01:29:01 PM 0.67 0.00 0.67 0.00 7.77 01:30:01 PM 0.73 0.00 0.73 0.00 9.30 01:31:01 PM 171.69 5.80 165.89 1041.16 8156.17 01:32:01 PM 42.05 1.87 40.19 102.77 2194.27 01:33:01 PM 26.71 0.23 26.47 35.85 9222.98 Average: 59.78 5.53 54.26 1042.51 7706.18 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13550768 15105544 2588540 16.04 2688 1783004 1174296 6.83 135852 2138368 36392 01:25:01 PM 13142120 15054180 2997188 18.57 2688 2123936 1162096 6.76 151636 2467424 168320 01:26:01 PM 12884008 14955664 3255300 20.17 2688 2280228 1366592 7.95 157644 2701556 5436 01:27:01 PM 12884036 14955708 3255272 20.17 2688 2280244 1366592 7.95 157656 2701572 12 01:28:01 PM 12885116 14956812 3254192 20.16 2688 2280268 1366592 7.95 157672 2700288 12 01:29:01 PM 12884360 14956056 3254948 20.17 2688 2280268 1366592 7.95 157672 2701512 8 01:30:01 PM 12882364 14954064 3256944 20.18 2688 2280272 1382840 8.05 157672 2703024 8 01:31:01 PM 11604160 13971816 4535148 28.10 2688 2569512 2201648 12.81 245580 3862676 48204 01:32:01 PM 12394464 15013984 3744844 23.20 2688 2819288 1174288 6.83 352464 2964964 263096 01:33:01 PM 12394212 15015316 3745096 23.20 2688 2820600 1163872 6.77 556128 2762400 7252 Average: 12750561 14893914 3388747 21.00 2688 2351762 1372541 7.99 222998 2770378 52874 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 289.09 170.56 915.63 63.74 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 80.51 49.97 1146.45 7.00 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 59.56 41.09 521.80 13.33 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM eth0 0.77 0.38 0.16 0.45 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM eth0 1.33 1.38 0.72 0.81 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 PM eth0 0.43 0.35 0.14 0.29 0.00 0.00 0.00 0.00 01:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 PM eth0 0.20 0.15 0.06 0.22 0.00 0.00 0.00 0.00 01:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 PM lo 1.35 1.35 0.12 0.12 0.00 0.00 0.00 0.00 01:31:01 PM eth0 380.24 271.47 4040.12 55.83 0.00 0.00 0.00 0.00 01:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:32:01 PM lo 30.72 30.72 8.19 8.19 0.00 0.00 0.00 0.00 01:32:01 PM eth0 79.67 67.66 279.77 40.09 0.00 0.00 0.00 0.00 01:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:33:01 PM eth0 27.07 29.31 12.39 912.74 0.00 0.00 0.00 0.00 01:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.21 3.21 0.83 0.83 0.00 0.00 0.00 0.00 Average: eth0 91.89 63.23 691.70 109.45 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 10/21/2026 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 15.76 0.00 2.82 1.10 0.01 80.31 01:24:01 PM 0 14.18 0.00 2.58 1.02 0.02 82.20 01:24:01 PM 1 14.78 0.00 2.62 2.44 0.02 80.14 01:24:01 PM 2 12.14 0.00 3.05 0.42 0.00 84.40 01:24:01 PM 3 21.94 0.00 3.02 0.50 0.02 74.52 01:25:01 PM all 12.51 0.00 1.41 0.57 0.00 85.50 01:25:01 PM 0 6.30 0.00 1.13 0.38 0.00 92.19 01:25:01 PM 1 15.03 0.00 1.59 1.12 0.00 82.27 01:25:01 PM 2 10.35 0.00 1.40 0.37 0.02 87.87 01:25:01 PM 3 18.41 0.00 1.53 0.40 0.00 79.66 01:26:01 PM all 6.91 0.00 0.90 0.55 0.01 91.64 01:26:01 PM 0 6.17 0.00 0.77 0.68 0.00 92.38 01:26:01 PM 1 9.93 0.00 1.35 0.80 0.02 87.89 01:26:01 PM 2 5.94 0.00 0.83 0.35 0.00 92.87 01:26:01 PM 3 5.59 0.00 0.63 0.35 0.02 93.41 01:27:01 PM all 0.16 0.00 0.05 0.04 0.00 99.75 01:27:01 PM 0 0.37 0.00 0.02 0.00 0.00 99.62 01:27:01 PM 1 0.07 0.00 0.07 0.13 0.00 99.73 01:27:01 PM 2 0.15 0.00 0.07 0.02 0.00 99.77 01:27:01 PM 3 0.07 0.00 0.03 0.00 0.00 99.90 01:28:01 PM all 0.40 0.00 0.05 0.00 0.00 99.55 01:28:01 PM 0 0.88 0.00 0.02 0.00 0.00 99.10 01:28:01 PM 1 0.17 0.00 0.07 0.00 0.00 99.77 01:28:01 PM 2 0.30 0.00 0.05 0.02 0.00 99.63 01:28:01 PM 3 0.23 0.00 0.05 0.00 0.00 99.72 01:29:01 PM all 0.19 0.00 0.04 0.00 0.00 99.77 01:29:01 PM 0 0.52 0.00 0.02 0.00 0.00 99.47 01:29:01 PM 1 0.10 0.00 0.05 0.00 0.00 99.85 01:29:01 PM 2 0.05 0.00 0.03 0.00 0.00 99.92 01:29:01 PM 3 0.10 0.00 0.05 0.00 0.00 99.85 01:30:01 PM all 0.18 0.00 0.04 0.00 0.00 99.77 01:30:01 PM 0 0.52 0.00 0.00 0.00 0.00 99.48 01:30:01 PM 1 0.10 0.00 0.07 0.00 0.00 99.83 01:30:01 PM 2 0.07 0.00 0.02 0.00 0.00 99.92 01:30:01 PM 3 0.05 0.00 0.07 0.00 0.02 99.87 01:31:01 PM all 45.88 0.00 2.28 0.79 0.03 51.02 01:31:01 PM 0 49.87 0.00 2.51 1.07 0.03 46.51 01:31:01 PM 1 44.10 0.00 1.97 0.54 0.03 53.35 01:31:01 PM 2 49.64 0.00 1.44 0.23 0.03 48.65 01:31:01 PM 3 39.89 0.00 3.19 1.32 0.03 55.57 01:32:01 PM all 25.34 0.00 1.79 0.22 0.02 72.63 01:32:01 PM 0 18.51 0.00 2.31 0.45 0.02 78.71 01:32:01 PM 1 39.62 0.00 1.44 0.05 0.02 58.87 01:32:01 PM 2 23.86 0.00 1.42 0.22 0.03 74.47 01:32:01 PM 3 19.36 0.00 2.01 0.15 0.02 78.47 01:33:01 PM all 12.89 0.00 1.33 0.25 0.02 85.52 01:33:01 PM 0 5.82 0.00 1.23 0.17 0.00 92.78 01:33:01 PM 1 21.81 0.00 1.75 0.03 0.03 76.37 01:33:01 PM 2 10.86 0.00 1.22 0.72 0.02 87.19 01:33:01 PM 3 13.07 0.00 1.10 0.07 0.03 85.72 Average: all 12.01 0.00 1.07 0.35 0.01 86.56 Average: 0 10.29 0.00 1.06 0.38 0.01 88.27 Average: 1 14.56 0.00 1.10 0.51 0.01 83.82 Average: 2 11.33 0.00 0.95 0.23 0.01 87.48 Average: 3 11.86 0.00 1.17 0.28 0.01 86.68