---> uname -a: Linux prd-centos8-docker-8c-8g-261.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 27250 20 3586 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:b9:8f:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:feb9:8ff1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1d:79:15:96 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::42:1dff:fe79:1596/64 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) 03:37:34 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 210.50 8.58 201.92 2552.22 8730.24 03:40:01 AM 422.29 16.53 405.76 2755.21 16653.88 03:41:01 AM 268.82 2.60 266.22 430.59 40748.51 Average: 300.54 9.24 291.30 1912.76 22043.17 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29354180 31269420 3299192 10.10 2688 2233432 1400544 4.16 148732 2695332 295616 03:40:01 AM 28257976 30534916 4395396 13.46 2688 2584900 1939480 5.75 232920 3655472 185228 03:41:01 AM 27955208 31141132 4698164 14.39 2688 3481360 1501856 4.46 687012 3454636 176 Average: 28522455 30981823 4130917 12.65 2688 2766564 1613960 4.79 356221 3268480 160340 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 140.77 96.12 1843.42 32.43 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 501.17 416.81 4158.07 62.59 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 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 683.15 463.81 9435.30 52.48 0.00 0.00 0.00 0.00 03:41:01 AM docker0 4.08 5.53 0.25 135.95 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 441.68 325.57 5145.36 49.16 0.00 0.00 0.00 0.00 Average: docker0 1.36 1.84 0.08 45.31 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) 09/12/2026 _x86_64_ (8 CPU) 03:37:34 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 10.09 0.00 1.18 0.57 0.01 88.14 03:39:01 AM 0 4.06 0.00 0.67 0.13 0.02 95.12 03:39:01 AM 1 2.44 0.00 0.67 0.23 0.02 96.64 03:39:01 AM 2 4.14 0.00 1.21 2.18 0.02 92.46 03:39:01 AM 3 9.38 0.00 0.53 0.43 0.00 89.65 03:39:01 AM 4 18.31 0.00 1.85 0.73 0.03 79.07 03:39:01 AM 5 11.26 0.00 0.97 0.28 0.00 87.49 03:39:01 AM 6 11.04 0.00 1.42 0.25 0.00 87.29 03:39:01 AM 7 20.06 0.00 2.15 0.33 0.02 77.43 03:40:01 AM all 21.31 0.00 1.77 1.18 0.05 75.69 03:40:01 AM 0 17.77 0.00 1.39 0.59 0.05 80.20 03:40:01 AM 1 18.50 0.00 1.36 0.25 0.03 79.86 03:40:01 AM 2 15.81 0.00 1.71 0.91 0.05 81.52 03:40:01 AM 3 29.09 0.00 2.15 3.34 0.07 65.36 03:40:01 AM 4 23.79 0.00 2.28 1.52 0.05 72.35 03:40:01 AM 5 13.97 0.00 1.79 0.87 0.03 83.33 03:40:01 AM 6 24.94 0.00 1.19 0.64 0.05 73.18 03:40:01 AM 7 26.58 0.00 2.33 1.32 0.05 69.72 03:41:01 AM all 25.70 0.00 2.47 0.88 0.04 70.91 03:41:01 AM 0 29.27 0.00 2.56 0.61 0.07 67.50 03:41:01 AM 1 19.49 0.00 2.59 0.81 0.03 77.07 03:41:01 AM 2 34.15 0.00 2.56 1.40 0.03 61.86 03:41:01 AM 3 17.18 0.00 2.30 0.81 0.03 79.68 03:41:01 AM 4 26.79 0.00 2.10 0.72 0.03 70.36 03:41:01 AM 5 19.61 0.00 2.30 0.47 0.05 77.57 03:41:01 AM 6 28.46 0.00 2.07 0.86 0.03 68.58 03:41:01 AM 7 30.64 0.00 3.29 1.39 0.05 64.62 Average: all 19.02 0.00 1.81 0.88 0.03 78.26 Average: 0 17.01 0.00 1.54 0.44 0.04 80.97 Average: 1 13.47 0.00 1.54 0.43 0.03 84.54 Average: 2 18.00 0.00 1.82 1.49 0.03 78.65 Average: 3 18.54 0.00 1.66 1.53 0.03 78.24 Average: 4 22.95 0.00 2.08 0.99 0.04 73.94 Average: 5 14.94 0.00 1.68 0.54 0.03 82.81 Average: 6 21.46 0.00 1.56 0.58 0.03 76.37 Average: 7 25.75 0.00 2.59 1.02 0.04 70.61