---> uname -a: Linux prd-centos8-docker-8c-8g-1093.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: 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): 0-7 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1006 28288 20 2593 30429 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:5e:33:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe5e:33d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:b9:6f:64 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/13/2026 _x86_64_ (8 CPU) 05:17:30 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 138.09 7.36 130.72 1192.14 7915.08 05:20:01 AM 210.19 2.35 207.85 641.41 14461.72 05:21:01 AM 101.30 1.58 99.72 392.74 7472.65 Average: 149.86 3.76 146.10 742.07 9949.93 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29410376 31277688 3242996 9.93 2688 2185412 2009008 5.96 144424 2645324 322976 05:20:01 AM 27683424 29703692 4969948 15.22 2688 2330868 2876692 8.54 209328 4262512 84736 05:21:01 AM 28998324 31187124 3655048 11.19 2688 2494780 1439676 4.27 241920 2900524 49408 Average: 28697375 30722835 3955997 12.12 2688 2337020 2108459 6.26 198557 3269453 152373 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 133.02 85.20 1802.02 27.02 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 227.44 212.34 1652.47 50.91 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 184.64 159.32 1541.21 33.44 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 181.70 152.29 1665.23 37.12 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 10/13/2026 _x86_64_ (8 CPU) 05:17:30 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.19 0.00 1.13 0.35 0.01 88.33 05:19:01 AM 0 8.87 0.00 0.72 0.27 0.00 90.15 05:19:01 AM 1 6.08 0.00 0.97 1.04 0.02 91.90 05:19:01 AM 2 14.89 0.00 1.50 0.23 0.00 83.37 05:19:01 AM 3 10.62 0.00 1.15 0.15 0.02 88.07 05:19:01 AM 4 0.96 0.00 0.37 0.07 0.00 98.61 05:19:01 AM 5 20.05 0.00 1.92 0.45 0.02 77.56 05:19:01 AM 6 9.74 0.00 1.12 0.42 0.00 88.72 05:19:01 AM 7 10.27 0.00 1.27 0.18 0.00 88.28 05:20:01 AM all 32.88 0.00 1.75 0.55 0.01 64.81 05:20:01 AM 0 21.90 0.00 2.12 0.65 0.02 75.31 05:20:01 AM 1 37.84 0.00 1.54 0.65 0.00 59.97 05:20:01 AM 2 38.73 0.00 1.67 0.48 0.00 59.11 05:20:01 AM 3 35.29 0.00 1.62 0.72 0.00 62.37 05:20:01 AM 4 26.83 0.00 1.54 0.30 0.02 71.32 05:20:01 AM 5 32.74 0.00 1.35 0.30 0.02 65.59 05:20:01 AM 6 37.19 0.00 1.96 0.55 0.02 60.28 05:20:01 AM 7 32.57 0.00 2.23 0.70 0.00 64.50 05:21:01 AM all 39.62 0.00 1.99 0.26 0.01 58.11 05:21:01 AM 0 43.38 0.00 1.49 0.07 0.02 55.05 05:21:01 AM 1 35.91 0.00 2.01 0.48 0.02 61.59 05:21:01 AM 2 42.99 0.00 1.62 0.02 0.02 55.36 05:21:01 AM 3 41.84 0.00 2.06 0.50 0.02 55.58 05:21:01 AM 4 31.80 0.00 2.04 0.35 0.00 65.81 05:21:01 AM 5 33.86 0.00 2.26 0.27 0.00 63.61 05:21:01 AM 6 45.72 0.00 2.47 0.18 0.02 51.60 05:21:01 AM 7 41.45 0.00 2.01 0.20 0.02 56.33 Average: all 27.56 0.00 1.62 0.39 0.01 70.42 Average: 0 24.72 0.00 1.44 0.33 0.01 73.50 Average: 1 26.60 0.00 1.50 0.72 0.01 71.16 Average: 2 32.20 0.00 1.60 0.25 0.01 65.95 Average: 3 29.23 0.00 1.61 0.46 0.01 68.69 Average: 4 19.87 0.00 1.32 0.24 0.01 78.56 Average: 5 28.88 0.00 1.84 0.34 0.01 68.93 Average: 6 30.87 0.00 1.85 0.38 0.01 66.88 Average: 7 28.09 0.00 1.83 0.36 0.01 69.71