---> uname -a: Linux prd-centos8-docker-4c-4g-2043.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 1035 10848 20 3876 14374 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:fd:47:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85938sec preferred_lft 85938sec inet6 fe80::f816:3eff:fefd:470b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:bd:cd:06 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:f9ff:febd:cd06/64 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) 11/09/2026 _x86_64_ (4 CPU) 12:28:15 LINUX RESTART (4 CPU) 12:29:01 PM tps rtps wtps bread/s bwrtn/s 12:30:01 PM 164.35 6.18 158.16 946.08 5183.86 12:31:01 PM 150.87 4.83 146.03 444.79 12640.95 12:32:01 PM 135.64 1.33 134.31 332.08 9333.34 12:33:01 PM 24.93 0.40 24.53 391.07 3484.46 12:34:01 PM 79.25 0.75 78.50 92.52 16523.68 12:35:01 PM 1237.38 95.07 1142.31 1697.58 30460.92 12:36:01 PM 61.15 23.93 37.22 475.71 1853.55 Average: 264.78 18.93 245.85 625.68 11353.86 12:29:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 PM 13386664 15134608 2752644 17.06 2688 1965564 1107312 6.44 140164 2259284 137972 12:31:01 PM 12697220 14740652 3442088 21.33 2688 2249268 1546728 9.00 159224 2871564 105148 12:32:01 PM 11652988 13843824 4486320 27.80 2688 2393156 2411528 14.03 206412 3856092 32 12:33:01 PM 11216600 13776320 4922708 30.50 2688 2752200 2768800 16.11 207716 4253128 258100 12:34:01 PM 11260564 14190868 4878744 30.23 2688 3093768 1853252 10.78 339096 4014148 143964 12:35:01 PM 9839652 13385400 6299656 39.03 2688 3535304 1935964 11.26 389088 4985484 6744 12:36:01 PM 11128488 14736992 5010820 31.05 2688 3592956 1208156 7.03 608080 3485456 39552 Average: 11597454 14258381 4541854 28.14 2688 2797459 1833106 10.67 292826 3675022 98787 12:29:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 76.24 48.82 1013.14 24.12 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 128.27 106.38 1482.27 22.45 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 PM eth0 175.49 146.73 2084.40 20.48 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 PM lo 0.25 0.25 0.02 0.02 0.00 0.00 0.00 0.00 12:33:01 PM eth0 116.63 58.65 2266.92 5.12 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.22 0.32 0.01 0.03 0.00 0.00 0.00 0.00 12:33:01 PM vethe2f9adc 0.22 0.48 0.01 0.04 0.00 0.00 0.00 0.00 12:34:01 PM lo 7.32 7.32 5.25 5.25 0.00 0.00 0.00 0.00 12:34:01 PM eth0 88.49 73.95 897.89 14.52 0.00 0.00 0.00 0.00 12:34:01 PM docker0 3.47 3.15 4.10 0.45 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM eth0 89.79 66.59 888.75 11.25 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 PM eth0 19.89 16.56 50.70 6.56 0.00 0.00 0.00 0.00 12:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.75 0.75 0.00 0.00 0.00 0.00 Average: eth0 99.25 73.95 1240.58 14.93 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) 11/09/2026 _x86_64_ (4 CPU) 12:28:15 LINUX RESTART (4 CPU) 12:29:01 PM CPU %user %nice %system %iowait %steal %idle 12:30:01 PM all 11.70 0.00 1.40 0.84 0.02 86.04 12:30:01 PM 0 2.84 0.00 0.63 0.10 0.02 96.41 12:30:01 PM 1 28.21 0.00 2.22 1.08 0.02 68.47 12:30:01 PM 2 3.26 0.00 0.75 0.33 0.02 95.64 12:30:01 PM 3 12.51 0.00 2.01 1.84 0.02 83.63 12:31:01 PM all 17.47 0.00 1.65 0.89 0.01 79.98 12:31:01 PM 0 21.41 0.00 2.07 1.25 0.02 75.25 12:31:01 PM 1 23.07 0.00 1.70 0.62 0.02 74.60 12:31:01 PM 2 13.01 0.00 1.05 0.68 0.00 85.25 12:31:01 PM 3 12.37 0.00 1.75 1.02 0.02 84.84 12:32:01 PM all 20.73 0.00 1.05 0.62 0.01 77.59 12:32:01 PM 0 14.67 0.00 0.89 0.27 0.00 84.17 12:32:01 PM 1 21.88 0.00 1.59 0.92 0.02 75.59 12:32:01 PM 2 24.03 0.00 0.65 0.65 0.02 74.65 12:32:01 PM 3 22.33 0.00 1.09 0.63 0.02 75.93 12:33:01 PM all 3.24 0.00 1.18 0.13 0.00 95.44 12:33:01 PM 0 3.08 0.00 1.02 0.03 0.00 95.87 12:33:01 PM 1 3.69 0.00 1.27 0.13 0.00 94.90 12:33:01 PM 2 3.32 0.00 1.14 0.07 0.02 95.46 12:33:01 PM 3 2.88 0.00 1.29 0.29 0.00 95.54 12:34:01 PM all 26.16 0.08 2.88 0.46 0.01 70.42 12:34:01 PM 0 27.48 0.05 3.19 0.44 0.00 68.85 12:34:01 PM 1 25.94 0.05 2.37 0.42 0.03 71.20 12:34:01 PM 2 22.56 0.15 2.27 0.45 0.00 74.57 12:34:01 PM 3 28.67 0.05 3.69 0.52 0.02 67.05 12:35:01 PM all 29.31 0.00 7.68 7.06 0.02 55.93 12:35:01 PM 0 23.12 0.00 7.84 9.24 0.02 59.79 12:35:01 PM 1 30.28 0.00 8.98 7.53 0.00 53.20 12:35:01 PM 2 17.02 0.00 7.07 7.10 0.03 68.78 12:35:01 PM 3 46.88 0.00 6.83 4.34 0.03 41.92 12:36:01 PM all 31.31 0.00 1.98 0.43 0.01 66.26 12:36:01 PM 0 27.07 0.00 1.97 0.12 0.00 70.84 12:36:01 PM 1 32.07 0.00 1.87 0.40 0.02 65.64 12:36:01 PM 2 34.36 0.00 1.91 0.55 0.00 63.18 12:36:01 PM 3 31.77 0.00 2.19 0.65 0.02 65.37 Average: all 19.97 0.01 2.54 1.48 0.01 75.98 Average: 0 17.08 0.01 2.51 1.62 0.01 78.77 Average: 1 23.58 0.01 2.85 1.58 0.01 71.97 Average: 2 16.79 0.02 2.11 1.40 0.01 79.66 Average: 3 22.44 0.01 2.69 1.32 0.02 73.52