---> uname -a: Linux prd-centos8-docker-8c-8g-4105.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 1056 27071 19 3760 30369 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:c3:ff:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.35/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fec3:ff00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9e:e8:9d:82 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::42:9eff:fee8:9d82/64 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) 08/04/2026 _x86_64_ (8 CPU) 17:13:09 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 237.23 14.58 222.65 3222.93 14616.00 05:16:01 PM 365.93 4.82 361.11 1166.01 14253.17 05:17:01 PM 217.31 3.40 213.91 474.24 41510.80 Average: 273.49 7.60 265.89 1620.97 23460.48 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 28894988 30971128 3758384 11.51 2688 2388328 1803408 5.35 197352 3075244 166100 05:16:01 PM 27803368 30277896 4850004 14.85 2688 2778200 2112140 6.27 401904 3927776 187296 05:17:01 PM 27723156 31098328 4930216 15.10 2688 3668928 1575216 4.67 644128 3731760 166732 Average: 28140504 30782451 4512868 13.82 2688 2945152 1830255 5.43 414461 3578260 173376 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 251.36 210.75 2426.94 51.69 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 459.40 388.34 5576.31 51.26 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 553.95 469.06 5995.61 1309.66 0.00 0.00 0.00 0.00 05:17:01 PM docker0 6.85 13.36 0.51 260.31 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 421.58 356.06 4666.41 470.89 0.00 0.00 0.00 0.00 Average: docker0 2.28 4.45 0.17 86.78 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) 08/04/2026 _x86_64_ (8 CPU) 17:13:09 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 15.01 0.00 1.38 0.99 0.07 82.55 05:15:01 PM 0 8.81 0.00 1.59 1.24 0.08 88.28 05:15:01 PM 1 9.56 0.00 0.94 1.24 0.07 88.19 05:15:01 PM 2 38.09 0.00 2.44 0.94 0.10 58.44 05:15:01 PM 3 8.58 0.00 0.99 1.69 0.07 88.68 05:15:01 PM 4 12.93 0.00 1.05 0.18 0.05 85.78 05:15:01 PM 5 14.92 0.00 1.64 1.19 0.07 82.19 05:15:01 PM 6 14.22 0.00 1.39 1.05 0.05 83.29 05:15:01 PM 7 12.92 0.00 0.97 0.43 0.07 85.61 05:16:01 PM all 27.49 0.00 1.70 1.60 0.10 69.10 05:16:01 PM 0 31.92 0.00 1.56 0.50 0.10 65.93 05:16:01 PM 1 24.42 0.00 1.59 1.66 0.10 72.23 05:16:01 PM 2 26.91 0.00 1.16 0.23 0.10 71.59 05:16:01 PM 3 18.21 0.00 1.39 0.71 0.10 79.59 05:16:01 PM 4 26.28 0.00 2.00 2.82 0.10 68.80 05:16:01 PM 5 24.17 0.00 1.70 1.49 0.10 72.54 05:16:01 PM 6 38.04 0.00 1.17 0.72 0.10 59.97 05:16:01 PM 7 29.97 0.00 3.08 4.64 0.12 62.20 05:17:01 PM all 17.18 0.00 2.44 1.58 0.09 78.70 05:17:01 PM 0 10.47 0.00 2.10 1.39 0.08 85.96 05:17:01 PM 1 13.71 0.00 2.33 0.99 0.10 82.86 05:17:01 PM 2 20.10 0.00 3.23 5.66 0.10 70.91 05:17:01 PM 3 22.02 0.00 2.52 0.15 0.10 75.21 05:17:01 PM 4 17.03 0.00 2.39 0.50 0.07 80.02 05:17:01 PM 5 23.95 0.00 1.61 0.23 0.10 74.11 05:17:01 PM 6 20.51 0.00 3.31 1.95 0.10 74.13 05:17:01 PM 7 9.69 0.00 2.03 1.79 0.08 86.40 Average: all 19.89 0.00 1.84 1.39 0.09 76.79 Average: 0 17.07 0.00 1.75 1.04 0.09 80.05 Average: 1 15.90 0.00 1.62 1.30 0.09 81.10 Average: 2 28.38 0.00 2.27 2.27 0.10 66.97 Average: 3 16.26 0.00 1.63 0.85 0.09 81.16 Average: 4 18.74 0.00 1.81 1.17 0.07 78.21 Average: 5 21.01 0.00 1.65 0.97 0.09 76.29 Average: 6 24.25 0.00 1.95 1.24 0.08 72.47 Average: 7 17.51 0.00 2.02 2.28 0.09 78.09