---> uname -a: Linux prd-centos8-docker-4c-4g-5044.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 1044 10845 20 3871 14366 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:4d:21:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe4d:21e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b7:3e:1b:d6 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:b7ff:fe3e:1bd6/64 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) 11/02/2026 _x86_64_ (4 CPU) 12:29:48 LINUX RESTART (4 CPU) 12:30:00 PM tps rtps wtps bread/s bwrtn/s 12:31:01 PM 341.83 148.29 193.54 19196.59 38490.71 12:32:01 PM 68.29 0.33 67.96 32.52 5972.03 12:33:01 PM 219.46 6.05 213.41 749.08 13729.52 12:34:01 PM 53.99 0.50 53.49 418.72 7029.12 12:35:01 PM 39.92 0.25 39.67 4.00 11728.36 12:36:01 PM 84.94 0.48 84.46 88.50 9824.71 12:37:01 PM 1211.19 95.12 1116.08 1697.68 28571.93 12:38:01 PM 68.66 23.86 44.80 475.57 2921.48 Average: 261.22 34.60 226.62 2867.11 14833.37 12:30:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:31:01 PM 13582808 15141468 2556500 15.84 2688 1787184 1135988 6.61 140532 2102184 63984 12:32:01 PM 13329176 15115036 2810132 17.41 2688 2002944 1116248 6.49 140088 2311804 140136 12:33:01 PM 11769300 13952680 4370008 27.08 2688 2386044 2334484 13.58 193712 3752952 181676 12:34:01 PM 11458576 13669552 4680732 29.00 2688 2412604 2895808 16.85 207888 4041472 60 12:35:01 PM 9767528 12331488 6371780 39.48 2688 2755784 4518004 26.29 274208 5621544 484 12:36:01 PM 10491016 13887872 5648292 35.00 2688 3472132 1907812 11.10 342760 4620456 527892 12:37:01 PM 8982400 12522408 7156908 44.34 2688 3529732 2031488 11.82 393548 5824552 28 12:38:01 PM 11068956 14672788 5070352 31.42 2688 3588200 1254760 7.30 611384 3536868 9128 Average: 11306220 13911662 4833088 29.95 2688 2741828 2149324 12.50 288015 3976479 115424 12:30:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:31:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM eth0 257.56 156.09 972.89 63.15 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 63.16 42.24 902.72 6.33 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 PM eth0 300.35 235.12 3460.20 38.24 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:34:01 PM eth0 8.86 7.21 98.07 1.84 0.00 0.00 0.00 0.00 12:34:01 PM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:34:01 PM vethbe32118 0.08 0.32 0.00 0.03 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.25 0.25 0.01 0.01 0.00 0.00 0.00 0.00 12:35:01 PM eth0 140.59 66.19 2179.73 5.69 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 12:35:01 PM vethbe32118 0.17 0.22 0.01 0.01 0.00 0.00 0.00 0.00 12:35:01 PM vethb57ae5c 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:36:01 PM lo 7.30 7.30 5.29 5.29 0.00 0.00 0.00 0.00 12:36:01 PM eth0 162.53 129.32 1723.21 22.49 0.00 0.00 0.00 0.00 12:36:01 PM docker0 3.35 3.07 4.09 0.44 0.00 0.00 0.00 0.00 12:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 PM eth0 6.06 4.30 59.13 1.73 0.00 0.00 0.00 0.00 12:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 PM eth0 23.93 18.08 52.61 7.15 0.00 0.00 0.00 0.00 12:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.66 0.66 0.00 0.00 0.00 0.00 Average: eth0 120.66 82.47 1180.59 18.42 0.00 0.00 0.00 0.00 Average: docker0 0.45 0.43 0.51 0.06 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) 11/02/2026 _x86_64_ (4 CPU) 12:29:48 LINUX RESTART (4 CPU) 12:30:00 PM CPU %user %nice %system %iowait %steal %idle 12:31:01 PM all 17.46 0.00 5.69 2.78 0.03 74.04 12:31:01 PM 0 14.23 0.00 5.16 1.49 0.03 79.08 12:31:01 PM 1 15.74 0.00 5.72 2.69 0.02 75.84 12:31:01 PM 2 21.84 0.00 5.63 1.78 0.03 70.71 12:31:01 PM 3 18.04 0.00 6.25 5.16 0.03 70.52 12:32:01 PM all 9.60 0.00 0.97 0.33 0.01 89.09 12:32:01 PM 0 5.89 0.00 0.78 0.17 0.02 93.14 12:32:01 PM 1 12.96 0.00 1.09 0.60 0.02 85.34 12:32:01 PM 2 14.48 0.00 1.37 0.28 0.00 83.87 12:32:01 PM 3 5.07 0.00 0.65 0.25 0.02 94.01 12:33:01 PM all 31.60 0.00 2.33 1.04 0.05 64.98 12:33:01 PM 0 34.40 0.00 2.02 0.90 0.07 62.60 12:33:01 PM 1 35.42 0.00 3.11 0.94 0.05 60.48 12:33:01 PM 2 27.74 0.00 2.24 1.34 0.03 68.64 12:33:01 PM 3 28.84 0.00 1.94 1.00 0.05 68.17 12:34:01 PM all 6.19 0.00 0.49 0.28 0.01 93.02 12:34:01 PM 0 4.51 0.00 0.69 0.85 0.00 93.95 12:34:01 PM 1 7.05 0.00 0.45 0.05 0.02 92.43 12:34:01 PM 2 6.92 0.00 0.43 0.13 0.02 92.49 12:34:01 PM 3 6.26 0.00 0.40 0.10 0.02 93.22 12:35:01 PM all 5.07 0.02 1.43 0.28 0.01 93.19 12:35:01 PM 0 4.92 0.00 1.11 0.47 0.02 93.49 12:35:01 PM 1 5.44 0.00 1.79 0.30 0.02 92.45 12:35:01 PM 2 5.28 0.07 1.39 0.27 0.00 93.00 12:35:01 PM 3 4.66 0.00 1.42 0.07 0.02 93.84 12:36:01 PM all 30.29 0.06 6.07 0.32 0.03 63.23 12:36:01 PM 0 29.53 0.03 4.90 0.42 0.03 65.08 12:36:01 PM 1 40.78 0.10 8.60 0.44 0.02 50.06 12:36:01 PM 2 25.11 0.05 4.96 0.25 0.02 69.62 12:36:01 PM 3 25.73 0.07 5.84 0.15 0.03 68.18 12:37:01 PM all 31.81 0.00 4.61 7.30 0.03 56.24 12:37:01 PM 0 19.16 0.00 4.76 7.25 0.02 68.81 12:37:01 PM 1 24.30 0.00 3.46 5.62 0.03 66.59 12:37:01 PM 2 48.55 0.00 5.29 8.42 0.05 37.69 12:37:01 PM 3 35.28 0.00 4.96 7.92 0.02 51.83 12:38:01 PM all 26.52 0.00 2.14 0.47 0.05 70.83 12:38:01 PM 0 23.90 0.00 2.24 0.53 0.03 73.30 12:38:01 PM 1 33.63 0.00 2.53 0.52 0.07 63.25 12:38:01 PM 2 20.70 0.00 1.95 0.33 0.03 76.97 12:38:01 PM 3 27.84 0.00 1.86 0.48 0.05 69.77 Average: all 19.79 0.01 2.97 1.60 0.03 75.60 Average: 0 17.05 0.00 2.70 1.51 0.03 78.70 Average: 1 21.88 0.01 3.34 1.40 0.03 73.34 Average: 2 21.30 0.01 2.91 1.60 0.02 74.16 Average: 3 18.94 0.01 2.91 1.89 0.03 76.21