---> uname -a: Linux prd-centos8-docker-8c-8g-1690.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 1084 26966 19 3837 30337 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:1c:81:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.125/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe1c:8159/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a4:fb:cf:25 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:a4ff:fefb:cf25/64 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) 05/21/2026 _x86_64_ (8 CPU) 03:38:19 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 203.33 14.63 188.70 3218.39 11892.87 03:41:01 AM 413.61 4.83 408.78 1166.41 17961.15 03:42:01 AM 265.02 3.00 262.02 499.35 45920.71 03:43:01 AM 60.44 2.73 57.71 129.31 6117.31 Average: 235.61 6.30 229.31 1253.38 20474.67 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28803532 30837268 3849832 11.79 2688 2347960 1860252 5.52 166496 3209888 267660 03:41:01 AM 27602504 30048304 5050860 15.47 2688 2750656 2349624 6.97 274820 4259416 216360 03:42:01 AM 25770256 29151068 6883108 21.08 2688 3671340 3192712 9.47 648980 5660344 66712 03:43:01 AM 27628868 31080688 5024496 15.39 2688 3741196 1533912 4.55 870500 3583492 8468 Average: 27451290 30279332 5202074 15.93 2688 3127788 2234125 6.63 490199 4178285 139800 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 205.08 164.60 2658.48 32.11 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 448.88 390.42 5764.24 54.24 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 579.94 457.70 7125.38 515.49 0.00 0.00 0.00 0.00 03:42:01 AM docker0 25.07 36.17 1.34 309.53 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 183.59 198.45 60.94 1864.71 0.00 0.00 0.00 0.00 03:43:01 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 354.39 302.80 3902.55 616.58 0.00 0.00 0.00 0.00 Average: docker0 6.27 9.04 0.34 77.39 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) 05/21/2026 _x86_64_ (8 CPU) 03:38:19 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 12.32 0.00 1.22 0.89 0.06 85.52 03:40:01 AM 0 10.99 0.00 0.72 0.88 0.07 87.34 03:40:01 AM 1 17.82 0.00 1.49 1.59 0.05 79.06 03:40:01 AM 2 19.35 0.00 2.34 0.80 0.07 77.44 03:40:01 AM 3 7.84 0.00 0.89 0.87 0.07 90.34 03:40:01 AM 4 7.04 0.00 0.87 1.12 0.07 90.91 03:40:01 AM 5 28.36 0.00 2.09 0.40 0.07 69.08 03:40:01 AM 6 3.58 0.00 0.87 0.82 0.05 94.69 03:40:01 AM 7 3.57 0.00 0.48 0.62 0.05 95.27 03:41:01 AM all 26.98 0.00 1.66 1.49 0.08 69.79 03:41:01 AM 0 33.63 0.00 1.67 1.12 0.10 63.47 03:41:01 AM 1 30.00 0.00 1.39 1.74 0.08 66.78 03:41:01 AM 2 23.00 0.00 1.83 1.63 0.08 73.46 03:41:01 AM 3 27.40 0.00 1.94 1.86 0.08 68.72 03:41:01 AM 4 35.23 0.00 1.54 0.67 0.07 62.49 03:41:01 AM 5 15.34 0.00 1.97 2.30 0.07 80.32 03:41:01 AM 6 22.76 0.00 1.51 0.97 0.07 74.69 03:41:01 AM 7 28.41 0.00 1.42 1.66 0.07 68.45 03:42:01 AM all 16.91 0.00 3.00 1.51 0.08 78.50 03:42:01 AM 0 11.92 0.00 2.14 0.72 0.08 85.14 03:42:01 AM 1 23.50 0.00 3.65 2.25 0.08 70.53 03:42:01 AM 2 18.44 0.00 3.48 0.91 0.07 77.11 03:42:01 AM 3 12.08 0.00 3.00 3.71 0.08 81.13 03:42:01 AM 4 14.43 0.00 3.05 2.43 0.08 80.01 03:42:01 AM 5 13.73 0.00 2.72 0.30 0.08 83.16 03:42:01 AM 6 18.42 0.00 3.15 0.51 0.07 77.86 03:42:01 AM 7 22.78 0.00 2.81 1.30 0.10 73.01 03:43:01 AM all 11.87 0.00 1.15 0.11 0.06 86.81 03:43:01 AM 0 7.90 0.00 1.24 0.07 0.07 90.73 03:43:01 AM 1 30.38 0.00 1.91 0.35 0.08 67.27 03:43:01 AM 2 9.10 0.00 1.16 0.30 0.07 89.38 03:43:01 AM 3 25.32 0.00 1.75 0.08 0.05 72.79 03:43:01 AM 4 10.90 0.00 1.22 0.03 0.07 87.78 03:43:01 AM 5 3.46 0.00 0.70 0.02 0.03 95.79 03:43:01 AM 6 3.06 0.00 0.55 0.03 0.07 96.29 03:43:01 AM 7 4.82 0.00 0.67 0.02 0.03 94.46 Average: all 17.01 0.00 1.75 1.00 0.07 80.17 Average: 0 16.11 0.00 1.44 0.70 0.08 81.68 Average: 1 25.42 0.00 2.10 1.48 0.08 70.92 Average: 2 17.47 0.00 2.20 0.91 0.07 79.35 Average: 3 18.17 0.00 1.89 1.63 0.07 78.24 Average: 4 16.90 0.00 1.67 1.06 0.07 80.31 Average: 5 15.23 0.00 1.87 0.75 0.06 82.09 Average: 6 11.93 0.00 1.52 0.58 0.06 85.91 Average: 7 14.87 0.00 1.34 0.90 0.06 82.83