---> uname -a: Linux prd-centos8-docker-8c-8g-6796.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): 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: 31890 1046 26594 19 4248 30376 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:fa:ca:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85939sec preferred_lft 85939sec inet6 fe80::f816:3eff:fefa:cade/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:86:b4:1b:37 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::42:86ff:feb4:1b37/64 scope link 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) 02/10/2026 _x86_64_ (8 CPU) 16:34:57 LINUX RESTART (8 CPU) 04:36:01 PM tps rtps wtps bread/s bwrtn/s 04:37:01 PM 232.48 18.63 213.85 7668.06 13342.06 04:38:01 PM 128.71 0.07 128.65 1.20 12094.90 04:39:01 PM 114.03 4.35 109.68 1545.08 29726.49 04:40:01 PM 210.09 12.08 198.02 513.52 19910.03 04:41:01 PM 10.13 0.00 10.13 0.00 350.70 04:42:01 PM 19.85 0.12 19.73 66.52 985.92 Average: 119.22 5.87 113.35 1632.26 12735.74 04:36:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:37:01 PM 28894444 30935900 3761268 11.52 2688 2357124 1658092 4.92 274424 3015680 90004 04:38:01 PM 27956512 30244800 4699200 14.39 2688 2600576 2326988 6.90 285236 3926976 112 04:39:01 PM 25794408 28986716 6861304 21.01 2688 3487196 5344808 15.86 470408 5828228 284 04:40:01 PM 26131540 29881924 6524172 19.98 2688 4041308 2485820 7.38 665968 5292752 108 04:41:01 PM 25759736 29516664 6895976 21.12 2688 4047800 2821100 8.37 666116 5663844 20 04:42:01 PM 27300432 31162776 5355280 16.40 2688 4152296 1491904 4.43 691120 4100708 82420 Average: 26972845 30121463 5682867 17.40 2688 3447717 2688119 7.98 508879 4638031 28825 04:36:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM eth0 171.15 146.84 1656.38 30.89 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM eth0 368.27 281.09 4027.71 47.08 0.00 0.00 0.00 0.00 04:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 PM eth0 1443.82 503.50 7377.00 40.35 0.00 0.00 0.00 0.00 04:39:01 PM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:39:01 PM veth5e48e50 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 04:40:01 PM lo 12.96 12.96 1.36 1.36 0.00 0.00 0.00 0.00 04:40:01 PM eth0 153.48 128.95 1297.18 37.77 0.00 0.00 0.00 0.00 04:40:01 PM docker0 4.76 5.86 0.65 0.68 0.00 0.00 0.00 0.00 04:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 PM eth0 224.96 199.42 218.87 69.06 0.00 0.00 0.00 0.00 04:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 PM eth0 113.63 94.20 118.71 27.52 0.00 0.00 0.00 0.00 04:42:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 412.55 225.66 2449.29 42.11 0.00 0.00 0.00 0.00 Average: docker0 0.79 0.99 0.11 0.12 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) 02/10/2026 _x86_64_ (8 CPU) 16:34:57 LINUX RESTART (8 CPU) 04:36:01 PM CPU %user %nice %system %iowait %steal %idle 04:37:01 PM all 14.14 0.00 1.48 2.97 0.07 81.34 04:37:01 PM 0 10.15 0.00 1.32 4.20 0.08 84.25 04:37:01 PM 1 17.31 0.00 2.17 6.96 0.07 73.49 04:37:01 PM 2 17.52 0.00 0.99 1.92 0.08 79.49 04:37:01 PM 3 7.78 0.00 1.19 2.16 0.07 88.80 04:37:01 PM 4 14.07 0.00 1.45 1.60 0.05 82.82 04:37:01 PM 5 14.04 0.00 1.66 4.27 0.08 79.95 04:37:01 PM 6 17.72 0.00 1.59 1.44 0.05 79.20 04:37:01 PM 7 14.53 0.00 1.47 1.20 0.07 82.73 04:38:01 PM all 12.90 0.00 0.76 1.74 0.06 84.53 04:38:01 PM 0 7.19 0.00 0.15 0.27 0.07 92.33 04:38:01 PM 1 16.30 0.00 0.40 1.52 0.07 81.71 04:38:01 PM 2 5.62 0.00 1.10 3.60 0.03 89.64 04:38:01 PM 3 7.26 0.00 1.00 0.85 0.08 90.80 04:38:01 PM 4 3.81 0.00 0.74 1.17 0.05 94.23 04:38:01 PM 5 14.92 0.00 0.58 0.88 0.05 83.56 04:38:01 PM 6 2.37 0.00 0.54 3.39 0.08 93.61 04:38:01 PM 7 45.65 0.00 1.57 2.27 0.07 50.44 04:39:01 PM all 29.35 0.00 2.40 1.64 0.09 66.52 04:39:01 PM 0 40.82 0.00 1.27 1.83 0.08 55.99 04:39:01 PM 1 30.14 0.00 2.10 1.04 0.08 66.63 04:39:01 PM 2 27.24 0.00 2.81 3.03 0.10 66.83 04:39:01 PM 3 24.04 0.00 2.53 1.91 0.10 71.42 04:39:01 PM 4 23.18 0.00 2.36 1.65 0.08 72.72 04:39:01 PM 5 23.13 0.00 1.66 0.30 0.08 74.82 04:39:01 PM 6 29.32 0.00 2.42 0.13 0.08 68.04 04:39:01 PM 7 36.80 0.00 4.03 3.22 0.12 55.82 04:40:01 PM all 20.28 0.38 2.32 1.01 0.08 75.92 04:40:01 PM 0 22.60 0.00 1.61 0.05 0.10 75.64 04:40:01 PM 1 18.22 0.13 2.88 0.18 0.10 78.48 04:40:01 PM 2 27.68 2.80 2.26 1.29 0.08 65.88 04:40:01 PM 3 21.26 0.02 2.08 2.33 0.05 74.27 04:40:01 PM 4 19.37 0.00 2.23 0.18 0.08 78.14 04:40:01 PM 5 25.18 0.05 2.43 0.33 0.07 71.95 04:40:01 PM 6 14.32 0.07 2.72 2.67 0.07 80.16 04:40:01 PM 7 13.63 0.00 2.39 1.05 0.07 82.85 04:41:01 PM all 9.65 0.00 0.39 0.03 0.04 89.90 04:41:01 PM 0 7.42 0.00 0.03 0.00 0.05 92.50 04:41:01 PM 1 36.70 0.00 0.20 0.05 0.05 63.00 04:41:01 PM 2 22.77 0.00 1.15 0.00 0.03 76.05 04:41:01 PM 3 2.47 0.00 0.32 0.00 0.05 97.16 04:41:01 PM 4 1.32 0.00 0.10 0.03 0.02 98.53 04:41:01 PM 5 4.46 0.00 0.07 0.00 0.02 95.46 04:41:01 PM 6 1.04 0.00 0.17 0.00 0.02 98.78 04:41:01 PM 7 0.97 0.00 1.12 0.13 0.05 97.73 04:42:01 PM all 10.50 0.00 0.63 0.27 0.04 88.56 04:42:01 PM 0 9.59 0.00 0.17 0.08 0.05 90.11 04:42:01 PM 1 1.54 0.00 0.42 0.17 0.03 97.85 04:42:01 PM 2 47.16 0.00 1.35 1.87 0.05 49.57 04:42:01 PM 3 2.15 0.00 0.47 0.02 0.03 97.33 04:42:01 PM 4 5.44 0.00 0.59 0.00 0.03 93.94 04:42:01 PM 5 7.34 0.00 0.48 0.00 0.05 92.13 04:42:01 PM 6 4.76 0.00 0.45 0.00 0.03 94.76 04:42:01 PM 7 6.06 0.00 1.10 0.00 0.03 92.80 Average: all 16.11 0.06 1.33 1.28 0.06 81.16 Average: 0 16.28 0.00 0.76 1.07 0.07 81.82 Average: 1 20.02 0.02 1.36 1.65 0.07 76.87 Average: 2 24.66 0.47 1.61 1.95 0.06 71.25 Average: 3 10.80 0.00 1.26 1.21 0.06 86.66 Average: 4 11.17 0.00 1.24 0.77 0.05 86.76 Average: 5 14.82 0.01 1.14 0.97 0.06 83.00 Average: 6 11.57 0.01 1.31 1.27 0.06 85.78 Average: 7 19.58 0.00 1.94 1.31 0.07 77.10