---> uname -a: Linux prd-centos8-docker-8c-8g-648.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 996 28292 20 2598 30438 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:88:bb:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe88:bb5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:53:ac:9d:1f 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) 09/12/2026 _x86_64_ (8 CPU) 05:30:04 LINUX RESTART (8 CPU) 05:31:01 AM tps rtps wtps bread/s bwrtn/s 05:32:01 AM 154.87 2.83 152.03 363.75 10464.73 05:33:01 AM 179.97 2.50 177.47 950.51 12018.26 05:34:01 AM 59.06 1.18 57.88 82.91 5376.92 Average: 131.30 2.17 129.13 465.69 9286.49 05:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:32:01 AM 29129752 31042480 3523612 10.79 2688 2228300 1992064 5.91 166188 2883200 227640 05:33:01 AM 27238044 29375152 5415320 16.58 2688 2445464 2921660 8.67 228472 4674824 105776 05:34:01 AM 28931964 31135800 3721400 11.40 2688 2509020 1487940 4.41 424164 2783696 51896 Average: 28433253 30517811 4220111 12.92 2688 2394261 2133888 6.33 272941 3447240 128437 05:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 AM eth0 218.24 166.46 1949.19 53.02 0.00 0.00 0.00 0.00 05:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:33:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:33:01 AM eth0 271.75 230.29 2374.74 45.75 0.00 0.00 0.00 0.00 05:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:34:01 AM eth0 155.50 155.36 351.62 169.20 0.00 0.00 0.00 0.00 05:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 215.16 184.04 1558.47 89.33 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) 09/12/2026 _x86_64_ (8 CPU) 05:30:04 LINUX RESTART (8 CPU) 05:31:01 AM CPU %user %nice %system %iowait %steal %idle 05:32:01 AM all 14.15 0.00 1.34 0.67 0.06 83.79 05:32:01 AM 0 18.04 0.00 1.50 0.84 0.08 79.54 05:32:01 AM 1 10.64 0.00 0.57 0.35 0.08 88.35 05:32:01 AM 2 12.28 0.00 1.30 0.45 0.05 85.91 05:32:01 AM 3 15.69 0.00 1.78 1.47 0.07 80.99 05:32:01 AM 4 14.26 0.00 1.35 0.80 0.05 83.53 05:32:01 AM 5 7.03 0.00 0.84 0.45 0.03 91.65 05:32:01 AM 6 10.05 0.00 1.22 0.37 0.05 88.31 05:32:01 AM 7 25.18 0.00 2.12 0.60 0.03 72.06 05:33:01 AM all 39.41 0.00 1.47 0.96 0.08 58.08 05:33:01 AM 0 38.45 0.00 1.25 0.23 0.08 59.98 05:33:01 AM 1 49.36 0.00 1.38 0.73 0.08 48.44 05:33:01 AM 2 48.26 0.00 1.74 0.40 0.08 49.52 05:33:01 AM 3 39.12 0.00 1.10 1.09 0.05 58.64 05:33:01 AM 4 40.38 0.00 1.25 0.55 0.07 57.75 05:33:01 AM 5 44.59 0.00 2.24 3.11 0.10 49.96 05:33:01 AM 6 26.39 0.00 1.15 0.45 0.08 71.92 05:33:01 AM 7 28.67 0.00 1.65 1.12 0.07 68.49 05:34:01 AM all 28.13 0.00 1.39 0.18 0.07 70.23 05:34:01 AM 0 22.59 0.00 1.30 0.08 0.08 75.94 05:34:01 AM 1 30.00 0.00 1.64 0.53 0.08 67.74 05:34:01 AM 2 30.95 0.00 1.84 0.48 0.07 66.67 05:34:01 AM 3 30.67 0.00 1.14 0.15 0.07 67.98 05:34:01 AM 4 20.80 0.00 1.37 0.03 0.07 77.74 05:34:01 AM 5 30.46 0.00 1.17 0.02 0.05 68.30 05:34:01 AM 6 24.62 0.00 1.19 0.00 0.07 74.12 05:34:01 AM 7 34.97 0.00 1.45 0.13 0.08 63.36 Average: all 27.23 0.00 1.40 0.60 0.07 70.70 Average: 0 26.36 0.00 1.35 0.38 0.08 71.82 Average: 1 30.01 0.00 1.20 0.54 0.08 68.17 Average: 2 30.50 0.00 1.63 0.45 0.07 67.36 Average: 3 28.51 0.00 1.34 0.90 0.06 69.19 Average: 4 25.15 0.00 1.33 0.46 0.06 73.00 Average: 5 27.36 0.00 1.41 1.19 0.06 69.97 Average: 6 20.35 0.00 1.19 0.27 0.07 78.12 Average: 7 29.61 0.00 1.74 0.62 0.06 67.97