---> uname -a: Linux prd-centos8-docker-8c-8g-9927.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 nrip_save 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 1066 27054 19 3766 30359 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:37:b6:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe37:b6b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:83:59:12:48 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::42:83ff:fe59:1248/64 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) 06/08/2026 _x86_64_ (8 CPU) 17:12:24 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 110.10 0.45 109.65 34.52 8323.44 05:15:01 PM 388.79 19.36 369.42 4308.75 16665.92 05:16:01 PM 248.92 2.40 246.52 111.56 20643.27 05:17:01 PM 123.26 3.37 119.89 453.32 33228.77 Average: 217.76 6.39 211.36 1226.91 19715.48 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29479604 31296296 3173768 9.72 2688 2134480 1350792 4.01 139832 2583312 236808 05:15:01 PM 28195580 30473580 4457792 13.65 2688 2585288 2091556 6.21 224352 3728712 174456 05:16:01 PM 26136248 29315852 6517124 19.96 2688 3477924 3139832 9.32 499420 5472388 450960 05:17:01 PM 27663928 31055332 4989444 15.28 2688 3685400 1590132 4.72 823600 3611204 31844 Average: 27868840 30535265 4784532 14.65 2688 2970773 2043078 6.06 421801 3848904 223517 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 90.09 66.18 1320.77 9.81 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 435.63 374.70 4495.68 74.75 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 537.94 413.76 8660.62 50.34 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 249.45 263.90 477.51 2368.31 0.00 0.00 0.00 0.00 05:17:01 PM docker0 5.91 12.25 0.47 256.95 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 328.27 279.63 3738.61 625.83 0.00 0.00 0.00 0.00 Average: docker0 1.48 3.06 0.12 64.24 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) 06/08/2026 _x86_64_ (8 CPU) 17:12:24 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 8.30 0.00 0.76 1.13 0.04 89.77 05:14:01 PM 0 3.09 0.00 0.28 0.38 0.05 96.20 05:14:01 PM 1 18.23 0.00 1.52 1.27 0.07 78.91 05:14:01 PM 2 5.23 0.00 0.48 1.24 0.03 93.01 05:14:01 PM 3 7.06 0.00 0.70 2.20 0.03 90.01 05:14:01 PM 4 2.07 0.00 0.23 0.50 0.02 97.18 05:14:01 PM 5 5.03 0.00 0.38 0.35 0.03 94.20 05:14:01 PM 6 22.62 0.00 1.97 2.00 0.05 73.36 05:14:01 PM 7 3.09 0.00 0.48 1.12 0.03 95.28 05:15:01 PM all 19.11 0.00 1.55 1.79 0.09 77.46 05:15:01 PM 0 30.39 0.00 1.07 0.99 0.08 67.46 05:15:01 PM 1 19.39 0.00 1.67 1.74 0.08 77.12 05:15:01 PM 2 17.62 0.00 1.94 4.11 0.08 76.25 05:15:01 PM 3 9.84 0.00 1.15 1.17 0.07 87.77 05:15:01 PM 4 19.78 0.00 1.44 1.47 0.10 77.21 05:15:01 PM 5 12.80 0.00 1.22 0.97 0.08 84.93 05:15:01 PM 6 22.15 0.00 1.72 1.70 0.08 74.34 05:15:01 PM 7 20.93 0.00 2.16 2.21 0.10 74.60 05:16:01 PM all 27.32 0.00 1.87 1.33 0.10 69.38 05:16:01 PM 0 21.27 0.00 1.53 0.75 0.10 76.35 05:16:01 PM 1 15.69 0.00 2.54 2.22 0.12 79.43 05:16:01 PM 2 27.83 0.00 2.26 1.80 0.12 67.99 05:16:01 PM 3 31.99 0.00 1.84 1.19 0.10 64.87 05:16:01 PM 4 37.34 0.00 1.37 1.74 0.08 59.46 05:16:01 PM 5 22.86 0.00 1.88 0.52 0.08 74.66 05:16:01 PM 6 26.29 0.00 1.61 1.46 0.08 70.56 05:16:01 PM 7 35.21 0.00 1.96 0.99 0.10 61.74 05:17:01 PM all 10.62 0.00 1.96 1.22 0.06 86.14 05:17:01 PM 0 11.91 0.00 1.74 0.79 0.08 85.48 05:17:01 PM 1 5.42 0.00 1.39 0.69 0.07 92.43 05:17:01 PM 2 11.05 0.00 2.65 4.73 0.07 81.50 05:17:01 PM 3 14.38 0.00 1.82 1.22 0.05 82.52 05:17:01 PM 4 16.28 0.00 1.91 0.15 0.07 81.59 05:17:01 PM 5 5.95 0.00 1.81 0.39 0.05 91.80 05:17:01 PM 6 11.45 0.00 2.54 0.97 0.05 84.98 05:17:01 PM 7 8.46 0.00 1.84 0.80 0.07 88.83 Average: all 16.32 0.00 1.53 1.37 0.07 80.70 Average: 0 16.65 0.00 1.15 0.73 0.08 81.39 Average: 1 14.69 0.00 1.78 1.48 0.08 81.97 Average: 2 15.41 0.00 1.83 2.97 0.08 79.71 Average: 3 15.80 0.00 1.38 1.45 0.06 81.31 Average: 4 18.85 0.00 1.24 0.97 0.07 78.88 Average: 5 11.65 0.00 1.32 0.56 0.06 86.41 Average: 6 20.63 0.00 1.96 1.53 0.07 75.81 Average: 7 16.90 0.00 1.61 1.28 0.08 80.13