---> uname -a: Linux prd-centos8-docker-4c-4g-656.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 nrip_save 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: 15763 778 12168 19 2816 14649 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:3a:e3:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.216/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85709sec preferred_lft 85709sec inet6 fe80::f816:3eff:fe3a:e3e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:74:0b:98:64 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/30/2026 _x86_64_ (4 CPU) 13:14:29 LINUX RESTART (4 CPU) 01:15:01 PM tps rtps wtps bread/s bwrtn/s 01:16:01 PM 6.45 2.30 4.15 111.56 980.97 01:17:01 PM 1.50 0.00 1.50 0.00 23.28 01:18:01 PM 0.47 0.05 0.42 1.07 4.93 01:19:01 PM 0.40 0.00 0.40 0.00 6.12 01:20:01 PM 0.43 0.00 0.43 0.00 5.63 01:21:01 PM 0.48 0.00 0.48 0.00 6.23 01:22:01 PM 1.78 1.48 0.30 187.70 3.78 01:23:01 PM 173.91 9.35 164.57 2707.58 6014.28 01:24:01 PM 252.81 16.87 235.93 2518.21 13060.35 01:25:01 PM 40.06 1.68 38.38 63.86 7997.00 01:26:01 PM 56.39 3.13 53.26 139.58 9450.37 Average: 48.62 3.17 45.45 520.98 3414.19 01:15:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:16:01 PM 13795408 15236756 2346124 14.53 2688 1672524 1018876 5.93 116668 1935792 16 01:17:01 PM 13793444 15234788 2348088 14.55 2688 1672528 1018876 5.93 116672 1937760 4 01:18:01 PM 13784620 15225980 2356912 14.60 2688 1672544 1034920 6.02 116692 1946360 4 01:19:01 PM 13784620 15225980 2356912 14.60 2688 1672544 1034920 6.02 116692 1946600 4 01:20:01 PM 13784420 15225784 2357112 14.60 2688 1672548 1032260 6.00 116692 1947052 16 01:21:01 PM 13784256 15225648 2357276 14.60 2688 1672552 1032260 6.00 116692 1947284 0 01:22:01 PM 13753516 15204904 2388016 14.79 2688 1682940 1048012 6.10 117672 1975696 4512 01:23:01 PM 13157948 15097236 2983584 18.48 2688 2150204 1084132 6.31 147916 2469088 287232 01:24:01 PM 11697948 13984836 4443584 27.53 2688 2490252 2226712 12.95 241308 3788904 225196 01:25:01 PM 10902804 13193680 5238728 32.45 2688 2494056 3004236 17.48 255076 4566180 896 01:26:01 PM 12420892 14961672 3720640 23.05 2688 2741312 1189776 6.92 533140 2773424 8360 Average: 13150898 14892479 2990634 18.53 2688 1963091 1338635 7.79 181384 2475831 47840 01:15:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:16:01 PM eth0 53.95 29.92 159.57 10.99 0.00 0.00 0.00 0.00 01:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 PM eth0 1.72 0.62 2.09 0.21 0.00 0.00 0.00 0.00 01:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 PM eth0 0.45 0.20 0.10 0.17 0.00 0.00 0.00 0.00 01:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 PM eth0 0.27 0.13 0.07 0.16 0.00 0.00 0.00 0.00 01:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM eth0 0.37 0.18 0.14 0.22 0.00 0.00 0.00 0.00 01:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 PM eth0 0.38 0.17 0.13 0.17 0.00 0.00 0.00 0.00 01:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 PM eth0 30.84 20.36 100.03 6.67 0.00 0.00 0.00 0.00 01:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 PM eth0 164.65 113.73 1798.52 48.32 0.00 0.00 0.00 0.00 01:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:24:01 PM eth0 428.10 295.47 4184.24 73.97 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 26.23 26.23 5.18 5.18 0.00 0.00 0.00 0.00 01:25:01 PM eth0 24.96 13.48 12.75 18.97 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 3.07 3.07 0.92 0.92 0.00 0.00 0.00 0.00 01:26:01 PM eth0 84.27 87.52 288.11 931.35 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 Average: lo 2.68 2.68 0.56 0.56 0.00 0.00 0.00 0.00 Average: eth0 71.83 51.08 595.20 99.20 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/30/2026 _x86_64_ (4 CPU) 13:14:29 LINUX RESTART (4 CPU) 01:15:01 PM CPU %user %nice %system %iowait %steal %idle 01:16:01 PM all 1.58 0.00 0.17 0.45 0.02 97.77 01:16:01 PM 0 1.40 0.00 0.20 0.77 0.03 97.60 01:16:01 PM 1 1.50 0.00 0.27 1.05 0.03 97.15 01:16:01 PM 2 1.24 0.00 0.13 0.00 0.02 98.61 01:16:01 PM 3 2.20 0.00 0.08 0.00 0.00 97.72 01:17:01 PM all 0.20 0.00 0.04 0.13 0.02 99.62 01:17:01 PM 0 0.10 0.00 0.02 0.15 0.02 99.72 01:17:01 PM 1 0.55 0.00 0.03 0.00 0.02 99.40 01:17:01 PM 2 0.08 0.00 0.05 0.00 0.02 99.85 01:17:01 PM 3 0.05 0.00 0.05 0.35 0.03 99.52 01:18:01 PM all 0.15 0.00 0.05 0.02 0.02 99.77 01:18:01 PM 0 0.25 0.00 0.03 0.00 0.02 99.70 01:18:01 PM 1 0.20 0.00 0.03 0.07 0.02 99.68 01:18:01 PM 2 0.10 0.00 0.07 0.00 0.05 99.78 01:18:01 PM 3 0.05 0.00 0.05 0.00 0.00 99.90 01:19:01 PM all 0.18 0.00 0.03 0.00 0.03 99.77 01:19:01 PM 0 0.47 0.00 0.02 0.00 0.03 99.48 01:19:01 PM 1 0.10 0.00 0.05 0.00 0.03 99.82 01:19:01 PM 2 0.08 0.00 0.05 0.00 0.02 99.85 01:19:01 PM 3 0.05 0.00 0.02 0.00 0.02 99.92 01:20:01 PM all 0.20 0.00 0.03 0.00 0.02 99.76 01:20:01 PM 0 0.50 0.00 0.02 0.00 0.02 99.47 01:20:01 PM 1 0.10 0.00 0.05 0.00 0.02 99.83 01:20:01 PM 2 0.15 0.00 0.03 0.00 0.03 99.78 01:20:01 PM 3 0.03 0.00 0.02 0.00 0.00 99.95 01:21:01 PM all 0.12 0.00 0.05 0.00 0.02 99.82 01:21:01 PM 0 0.02 0.00 0.02 0.00 0.03 99.93 01:21:01 PM 1 0.12 0.00 0.07 0.00 0.02 99.80 01:21:01 PM 2 0.10 0.00 0.07 0.00 0.02 99.82 01:21:01 PM 3 0.23 0.00 0.03 0.00 0.00 99.73 01:22:01 PM all 0.79 0.00 0.12 0.00 0.03 99.07 01:22:01 PM 0 0.78 0.00 0.07 0.00 0.03 99.12 01:22:01 PM 1 0.62 0.00 0.18 0.00 0.03 99.17 01:22:01 PM 2 0.73 0.00 0.12 0.00 0.02 99.13 01:22:01 PM 3 1.02 0.00 0.10 0.02 0.02 98.85 01:23:01 PM all 20.28 0.00 2.28 2.19 0.10 75.16 01:23:01 PM 0 17.72 0.00 2.39 3.48 0.10 76.31 01:23:01 PM 1 29.38 0.00 2.92 3.69 0.12 63.89 01:23:01 PM 2 21.05 0.00 2.33 1.12 0.08 75.42 01:23:01 PM 3 12.93 0.00 1.47 0.47 0.08 85.04 01:24:01 PM all 46.58 0.00 2.51 3.21 0.14 47.56 01:24:01 PM 0 50.11 0.00 1.35 1.07 0.12 47.35 01:24:01 PM 1 48.33 0.00 2.92 2.45 0.13 46.17 01:24:01 PM 2 40.06 0.00 3.02 7.51 0.17 49.24 01:24:01 PM 3 47.82 0.00 2.75 1.81 0.13 47.49 01:25:01 PM all 20.65 0.00 0.67 0.55 0.08 78.05 01:25:01 PM 0 26.12 0.00 0.32 0.12 0.08 73.36 01:25:01 PM 1 19.00 0.00 0.84 0.07 0.08 80.02 01:25:01 PM 2 10.34 0.00 1.24 2.01 0.07 86.35 01:25:01 PM 3 27.13 0.00 0.28 0.00 0.08 72.51 01:26:01 PM all 24.49 0.00 2.05 1.14 0.08 72.24 01:26:01 PM 0 31.38 0.00 1.87 1.08 0.08 65.58 01:26:01 PM 1 29.95 0.00 2.84 1.10 0.10 66.00 01:26:01 PM 2 20.70 0.00 2.44 1.84 0.07 74.95 01:26:01 PM 3 15.91 0.00 1.05 0.55 0.05 82.44 Average: CPU %user %nice %system %iowait %steal %idle Average: all 10.45 0.00 0.72 0.70 0.05 88.07 Average: 0 11.70 0.00 0.57 0.61 0.05 87.07 Average: 1 11.79 0.00 0.93 0.77 0.05 86.47 Average: 2 8.59 0.00 0.87 1.13 0.05 89.37 Average: 3 9.74 0.00 0.54 0.29 0.04 89.39