---> uname -a: Linux prd-centos8-docker-8c-8g-819.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): 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: 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): 0-7 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 31888 1057 27071 20 3759 30367 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:80:ae:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.136/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe80:ae87/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:77:36:84:91 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::42:77ff:fe36:8491/64 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) 09/12/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 207.42 14.51 192.90 3119.75 11697.38 05:14:01 PM 478.67 5.58 473.09 1234.12 19627.24 05:15:01 PM 213.07 3.46 209.61 482.77 42193.10 Average: 300.21 7.88 292.34 1618.50 24406.85 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29059116 31110040 3594256 11.01 2688 2365424 1996008 5.92 195664 2921016 267916 05:14:01 PM 27568424 30142452 5084948 15.57 2688 2877816 2189412 6.50 403680 4151724 282532 05:15:01 PM 27711316 31086644 4942056 15.13 2688 3670196 1561012 4.63 822852 3562332 166788 Average: 28112952 30779712 4540420 13.90 2688 2971145 1915477 5.68 474065 3545024 239079 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 266.66 213.53 2799.61 50.90 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 635.15 536.97 7524.20 68.35 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 504.88 457.38 4429.03 2428.84 0.00 0.00 0.00 0.00 05:15:01 PM docker0 8.39 18.61 0.59 265.93 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 468.71 402.33 4920.49 840.50 0.00 0.00 0.00 0.00 Average: docker0 2.76 6.13 0.20 87.65 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) 09/12/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.91 0.00 1.23 0.55 0.01 84.30 05:13:01 PM 0 9.17 0.00 1.02 0.68 0.02 89.12 05:13:01 PM 1 8.72 0.00 0.89 0.59 0.00 89.81 05:13:01 PM 2 15.56 0.00 0.95 0.33 0.02 83.14 05:13:01 PM 3 39.14 0.00 2.97 0.50 0.02 57.37 05:13:01 PM 4 10.14 0.00 0.58 0.27 0.02 89.00 05:13:01 PM 5 9.25 0.00 0.82 0.28 0.02 89.63 05:13:01 PM 6 11.81 0.00 1.49 1.15 0.00 85.55 05:13:01 PM 7 7.52 0.00 1.09 0.57 0.00 90.82 05:14:01 PM all 26.61 0.00 1.77 1.28 0.01 70.32 05:14:01 PM 0 28.29 0.00 1.96 1.21 0.02 68.53 05:14:01 PM 1 26.19 0.00 1.21 0.99 0.02 71.60 05:14:01 PM 2 32.43 0.00 1.83 0.84 0.02 64.89 05:14:01 PM 3 21.82 0.00 1.80 0.52 0.00 75.87 05:14:01 PM 4 33.49 0.00 1.66 1.39 0.00 63.46 05:14:01 PM 5 23.28 0.00 1.69 0.97 0.02 74.04 05:14:01 PM 6 31.13 0.00 2.67 3.09 0.00 63.12 05:14:01 PM 7 16.27 0.00 1.33 1.27 0.02 81.11 05:15:01 PM all 17.16 0.00 2.55 0.72 0.01 79.57 05:15:01 PM 0 21.77 0.00 2.23 0.53 0.00 75.47 05:15:01 PM 1 15.57 0.00 2.34 0.87 0.00 81.22 05:15:01 PM 2 26.17 0.00 2.90 0.90 0.00 70.03 05:15:01 PM 3 13.46 0.00 2.31 0.79 0.00 83.45 05:15:01 PM 4 18.64 0.00 3.33 1.64 0.02 76.37 05:15:01 PM 5 9.55 0.00 2.27 0.20 0.00 87.97 05:15:01 PM 6 13.73 0.00 2.89 0.36 0.02 83.00 05:15:01 PM 7 18.38 0.00 2.12 0.44 0.02 79.04 Average: all 19.24 0.00 1.84 0.85 0.01 78.06 Average: 0 19.72 0.00 1.73 0.81 0.01 77.73 Average: 1 16.83 0.00 1.47 0.81 0.01 80.88 Average: 2 24.71 0.00 1.89 0.69 0.01 72.70 Average: 3 24.89 0.00 2.36 0.60 0.01 72.14 Average: 4 20.75 0.00 1.85 1.10 0.01 76.29 Average: 5 14.05 0.00 1.59 0.49 0.01 83.86 Average: 6 18.91 0.00 2.34 1.54 0.01 77.20 Average: 7 14.03 0.00 1.51 0.76 0.01 83.69