---> uname -a: Linux prd-centos8-docker-8c-8g-7369.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1051 27228 20 3608 30373 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:f8:57:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fef8:575f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:41:fa:13:11 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::42:41ff:fefa:1311/64 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) 10/06/2026 _x86_64_ (8 CPU) 03:37:36 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 198.50 6.17 192.33 940.26 6949.24 03:40:01 AM 395.07 14.93 380.14 3380.18 17875.11 03:41:02 AM 228.97 6.66 222.31 1010.86 13390.00 Average: 274.19 9.25 264.94 1777.24 12738.73 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29421248 31221468 3232116 9.90 2688 2121604 1489496 4.42 151248 2636632 273468 03:40:01 AM 28535868 30727188 4117496 12.61 2688 2501124 1888132 5.60 212180 3403176 140596 03:41:02 AM 27218900 29818412 5434464 16.64 2688 2902024 2531028 7.51 417592 4482404 160652 Average: 28392005 30589023 4261359 13.05 2688 2508251 1969552 5.84 260340 3507404 191572 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 133.71 88.17 1373.70 13.83 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 345.68 327.32 3701.88 69.85 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:02 AM eth0 425.26 375.32 5801.54 48.73 0.00 0.00 0.00 0.00 03:41:02 AM docker0 0.00 0.00 0.00 0.00 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 301.56 263.62 3625.84 44.14 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) 10/06/2026 _x86_64_ (8 CPU) 03:37:36 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 8.84 0.00 0.99 0.56 0.01 89.60 03:39:01 AM 0 7.06 0.00 1.97 2.13 0.00 88.84 03:39:01 AM 1 10.27 0.00 1.00 0.45 0.00 88.28 03:39:01 AM 2 1.69 0.00 0.57 0.30 0.00 97.44 03:39:01 AM 3 33.36 0.00 2.17 0.63 0.03 63.80 03:39:01 AM 4 0.72 0.00 0.32 0.22 0.02 98.73 03:39:01 AM 5 6.43 0.00 0.70 0.08 0.00 92.79 03:39:01 AM 6 1.45 0.00 0.10 0.12 0.00 98.33 03:39:01 AM 7 9.75 0.00 1.12 0.57 0.00 88.56 03:40:01 AM all 15.69 0.00 1.58 1.10 0.01 81.62 03:40:01 AM 0 20.91 0.00 1.78 2.06 0.02 75.23 03:40:01 AM 1 21.71 0.00 2.16 1.94 0.02 74.17 03:40:01 AM 2 18.63 0.00 0.94 0.37 0.02 80.05 03:40:01 AM 3 11.78 0.00 1.69 0.57 0.00 85.96 03:40:01 AM 4 13.03 0.00 1.49 0.95 0.00 84.52 03:40:01 AM 5 15.07 0.00 1.25 0.50 0.00 83.18 03:40:01 AM 6 10.47 0.00 1.80 1.68 0.02 86.04 03:40:01 AM 7 13.93 0.00 1.51 0.74 0.02 83.81 03:41:02 AM all 28.11 0.00 1.68 0.59 0.01 69.61 03:41:02 AM 0 19.40 0.00 1.46 0.57 0.02 78.55 03:41:02 AM 1 28.15 0.00 1.63 0.82 0.02 69.38 03:41:02 AM 2 39.17 0.00 2.06 0.65 0.00 58.12 03:41:02 AM 3 14.17 0.00 1.66 0.42 0.02 83.73 03:41:02 AM 4 26.05 0.00 2.08 0.47 0.00 71.40 03:41:02 AM 5 34.42 0.00 1.89 0.64 0.02 63.03 03:41:02 AM 6 28.89 0.00 1.38 0.66 0.02 69.06 03:41:02 AM 7 34.60 0.00 1.29 0.47 0.02 63.62 Average: all 17.54 0.00 1.42 0.75 0.01 80.29 Average: 0 15.78 0.00 1.74 1.59 0.01 80.88 Average: 1 20.03 0.00 1.60 1.07 0.01 77.29 Average: 2 19.81 0.00 1.19 0.44 0.01 78.56 Average: 3 19.79 0.00 1.84 0.54 0.02 77.81 Average: 4 13.26 0.00 1.29 0.55 0.01 84.89 Average: 5 18.63 0.00 1.28 0.41 0.01 79.68 Average: 6 13.57 0.00 1.09 0.82 0.01 84.51 Average: 7 19.42 0.00 1.30 0.59 0.01 78.68