---> uname -a: Linux prd-centos8-docker-8c-8g-334.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 1071 27059 20 3756 30352 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:d0:73:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fed0:731b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:53:f4:69:14 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::42:53ff:fef4:6914/64 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) 10/09/2026 _x86_64_ (8 CPU) 17:11:29 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 191.47 14.75 176.72 3251.98 11507.40 05:14:01 PM 420.55 4.83 415.71 1166.61 16656.56 05:15:01 PM 258.23 3.27 254.97 511.43 44191.84 Average: 290.07 7.61 282.46 1643.37 24119.01 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28783844 30818072 3869528 11.85 2688 2349248 1836756 5.45 164900 3229472 247408 05:14:01 PM 27696684 30155852 4956688 15.18 2688 2764640 2241960 6.65 390300 4047880 249052 05:15:01 PM 27726280 31097436 4927092 15.09 2688 3665312 1515392 4.50 643932 3724740 165252 Average: 28068936 30690453 4584436 14.04 2688 2926400 1864703 5.53 399711 3667364 220571 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 230.94 176.22 2630.18 32.61 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 473.44 423.28 5934.31 57.75 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 530.39 471.41 6029.60 1280.70 0.00 0.00 0.00 0.00 05:15:01 PM docker0 12.11 23.11 0.80 261.92 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 411.59 356.97 4864.64 457.04 0.00 0.00 0.00 0.00 Average: docker0 4.04 7.70 0.27 87.31 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) 10/09/2026 _x86_64_ (8 CPU) 17:11:29 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.25 0.00 1.18 0.53 0.01 86.03 05:13:01 PM 0 7.06 0.00 0.82 0.89 0.00 91.24 05:13:01 PM 1 30.51 0.00 1.74 0.37 0.02 67.37 05:13:01 PM 2 2.20 0.00 0.62 0.35 0.02 96.82 05:13:01 PM 3 5.94 0.00 0.92 0.52 0.00 92.62 05:13:01 PM 4 24.42 0.00 2.24 0.40 0.02 72.92 05:13:01 PM 5 9.82 0.00 1.22 1.34 0.00 87.63 05:13:01 PM 6 12.27 0.00 1.04 0.17 0.00 86.53 05:13:01 PM 7 5.76 0.00 0.82 0.23 0.00 93.19 05:14:01 PM all 27.85 0.00 1.78 1.18 0.01 69.18 05:14:01 PM 0 40.71 0.00 1.21 0.47 0.02 57.60 05:14:01 PM 1 33.74 0.00 2.16 1.39 0.00 62.71 05:14:01 PM 2 25.47 0.00 1.29 0.97 0.02 72.25 05:14:01 PM 3 22.70 0.00 1.49 0.50 0.02 75.29 05:14:01 PM 4 23.23 0.00 1.56 0.74 0.00 74.48 05:14:01 PM 5 25.19 0.00 2.55 2.99 0.02 69.25 05:14:01 PM 6 31.47 0.00 2.77 2.20 0.02 63.54 05:14:01 PM 7 20.28 0.00 1.21 0.15 0.02 78.34 05:15:01 PM all 17.78 0.00 2.71 0.86 0.01 78.64 05:15:01 PM 0 8.54 0.00 2.54 0.54 0.00 88.38 05:15:01 PM 1 18.76 0.00 2.72 0.96 0.02 77.55 05:15:01 PM 2 23.55 0.00 2.37 0.55 0.00 73.53 05:15:01 PM 3 22.83 0.00 2.31 0.44 0.02 74.40 05:15:01 PM 4 18.62 0.00 3.58 1.53 0.02 76.25 05:15:01 PM 5 14.18 0.00 3.41 1.23 0.02 81.17 05:15:01 PM 6 26.13 0.00 2.96 1.19 0.02 69.71 05:15:01 PM 7 9.60 0.00 1.78 0.44 0.00 88.18 Average: all 19.29 0.00 1.89 0.86 0.01 77.96 Average: 0 18.78 0.00 1.52 0.63 0.01 79.07 Average: 1 27.68 0.00 2.20 0.90 0.01 69.20 Average: 2 17.06 0.00 1.43 0.63 0.01 80.87 Average: 3 17.15 0.00 1.57 0.49 0.01 80.78 Average: 4 22.10 0.00 2.46 0.89 0.01 74.55 Average: 5 16.39 0.00 2.39 1.85 0.01 79.36 Average: 6 23.27 0.00 2.25 1.18 0.01 73.28 Average: 7 11.87 0.00 1.27 0.27 0.01 86.58