---> uname -a: Linux prd-centos8-docker-4c-4g-5040.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1041 10846 20 3872 14369 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:ec:68:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:feec:6893/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:a1:af:c3 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::42:95ff:fea1:afc3/64 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) 12:27:47 LINUX RESTART (4 CPU) 12:29:01 PM tps rtps wtps bread/s bwrtn/s 12:30:01 PM 76.99 0.33 76.65 32.53 7073.29 12:31:01 PM 209.34 4.93 204.41 716.07 13437.55 12:32:01 PM 60.46 1.42 59.05 441.72 6856.86 12:33:01 PM 22.61 0.00 22.61 0.00 3096.87 12:34:01 PM 99.03 0.73 98.30 92.37 18071.49 12:35:01 PM 1216.51 95.12 1121.39 1697.83 28963.30 12:36:01 PM 72.53 23.86 48.67 475.57 3248.00 Average: 251.07 18.06 233.02 493.77 11535.78 12:29:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:01 PM 13323616 15111696 2815692 17.45 2688 2005112 1112868 6.47 141004 2318660 128692 12:31:01 PM 12435240 14611848 3704068 22.95 2688 2379792 1610740 9.37 167396 3121576 167960 12:32:01 PM 11474348 13686952 4664960 28.90 2688 2414228 2826072 16.44 207860 4029476 60 12:33:01 PM 11098804 13654532 5040504 31.23 2688 2748332 2848000 16.57 207964 4370760 258140 12:34:01 PM 10729392 14080788 5409916 33.52 2688 3446728 1833464 10.67 340928 4417088 500872 12:35:01 PM 9140048 12681632 6999260 43.37 2688 3531344 1932016 11.24 391748 5673916 8 12:36:01 PM 11133372 14737892 5005936 31.02 2688 3589020 1177528 6.85 610452 3477076 8336 Average: 11333546 14080763 4805762 29.78 2688 2873508 1905813 11.09 295336 3915507 152010 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 77.65 50.26 907.18 8.16 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 290.49 237.22 3367.30 39.02 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 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM eth0 24.23 18.76 189.87 4.24 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:32:01 PM veth2a66166 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 12:33:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM eth0 157.19 89.55 2178.89 7.22 0.00 0.00 0.00 0.00 12:33:01 PM docker0 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM veth2a66166 0.15 0.18 0.01 0.01 0.00 0.00 0.00 0.00 12:34:01 PM lo 7.58 7.58 5.37 5.37 0.00 0.00 0.00 0.00 12:34:01 PM eth0 184.92 135.67 1728.41 23.22 0.00 0.00 0.00 0.00 12:34:01 PM docker0 3.32 3.05 4.09 0.44 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 5.36 4.28 58.61 0.78 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 24.54 18.28 54.08 7.76 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 1.12 1.12 0.77 0.77 0.00 0.00 0.00 0.00 Average: eth0 109.21 79.16 1212.19 12.91 0.00 0.00 0.00 0.00 Average: docker0 0.51 0.48 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) 11/02/2026 _x86_64_ (4 CPU) 12:27:47 LINUX RESTART (4 CPU) 12:29:01 PM CPU %user %nice %system %iowait %steal %idle 12:30:01 PM all 9.84 0.00 0.92 0.35 0.01 88.88 12:30:01 PM 0 17.68 0.00 1.49 0.45 0.02 80.37 12:30:01 PM 1 8.33 0.00 0.78 0.28 0.00 90.60 12:30:01 PM 2 11.35 0.00 1.00 0.15 0.02 87.48 12:30:01 PM 3 1.99 0.00 0.40 0.52 0.00 97.09 12:31:01 PM all 19.68 0.00 2.05 1.17 0.02 77.09 12:31:01 PM 0 22.40 0.00 1.64 0.68 0.00 75.28 12:31:01 PM 1 18.45 0.00 2.12 1.57 0.02 77.84 12:31:01 PM 2 17.70 0.00 1.76 1.15 0.02 79.37 12:31:01 PM 3 20.14 0.00 2.68 1.27 0.03 75.87 12:32:01 PM all 16.63 0.00 0.65 0.32 0.01 82.38 12:32:01 PM 0 18.25 0.00 0.28 0.00 0.02 81.45 12:32:01 PM 1 18.57 0.00 1.07 0.65 0.02 79.70 12:32:01 PM 2 15.54 0.00 0.55 0.13 0.00 83.78 12:32:01 PM 3 14.18 0.00 0.70 0.48 0.02 84.62 12:33:01 PM all 2.40 0.00 0.94 0.12 0.00 96.53 12:33:01 PM 0 2.19 0.00 0.67 0.15 0.00 96.99 12:33:01 PM 1 2.46 0.00 1.04 0.20 0.02 96.29 12:33:01 PM 2 2.33 0.00 0.95 0.10 0.00 96.62 12:33:01 PM 3 2.63 0.00 1.10 0.03 0.00 96.23 12:34:01 PM all 31.76 0.08 5.59 0.51 0.03 62.03 12:34:01 PM 0 35.39 0.22 5.25 0.51 0.03 58.61 12:34:01 PM 1 28.48 0.05 5.05 0.52 0.02 65.88 12:34:01 PM 2 32.86 0.03 5.85 0.29 0.03 60.93 12:34:01 PM 3 30.31 0.03 6.21 0.73 0.02 62.70 12:35:01 PM all 30.25 0.00 5.64 7.91 0.03 56.16 12:35:01 PM 0 19.40 0.00 4.65 5.42 0.02 70.52 12:35:01 PM 1 21.50 0.00 4.97 7.01 0.02 66.50 12:35:01 PM 2 56.46 0.00 6.84 10.66 0.07 25.97 12:35:01 PM 3 23.70 0.00 6.09 8.57 0.03 61.60 12:36:01 PM all 28.06 0.00 2.21 0.55 0.03 69.15 12:36:01 PM 0 21.45 0.00 1.99 0.48 0.03 76.05 12:36:01 PM 1 38.79 0.00 2.55 0.52 0.03 58.11 12:36:01 PM 2 16.66 0.00 1.67 0.79 0.02 80.86 12:36:01 PM 3 35.32 0.00 2.62 0.42 0.03 61.61 Average: all 19.78 0.01 2.56 1.56 0.02 76.06 Average: 0 19.52 0.03 2.27 1.10 0.02 77.06 Average: 1 19.50 0.01 2.51 1.53 0.02 76.43 Average: 2 21.80 0.00 2.65 1.89 0.02 73.63 Average: 3 18.31 0.00 2.82 1.72 0.02 77.13