---> uname -a: Linux prd-centos8-docker-8c-8g-345.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 31890 1091 26965 19 3834 30325 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:3d:6b:07 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 85954sec preferred_lft 85954sec inet6 fe80::f816:3eff:fe3d:6b07/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:e6:13:5b 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:a0ff:fee6:135b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/17/2025 _x86_64_ (8 CPU) 15:13:48 LINUX RESTART (8 CPU) 03:14:01 PM tps rtps wtps bread/s bwrtn/s 03:15:01 PM 229.17 28.32 200.85 7185.09 28410.99 03:16:01 PM 286.90 18.03 268.88 3914.83 13652.53 03:17:01 PM 97.67 1.08 96.58 300.03 10968.84 03:18:01 PM 79.99 0.17 79.82 31.06 23637.09 03:19:01 PM 57.68 0.45 57.23 383.87 16866.99 03:20:01 PM 24.01 0.48 23.53 21.46 544.34 03:21:01 PM 31.06 0.45 30.61 63.85 1335.75 Average: 115.21 7.00 108.22 1700.20 13631.05 03:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 PM 29624780 31276616 3030932 9.28 2688 1975676 1464488 4.35 150184 2452584 149356 03:16:01 PM 27626148 29822740 5029564 15.40 2688 2507588 2673800 7.93 236516 4298492 250056 03:17:01 PM 27236660 29516936 5419052 16.59 2688 2588184 2831840 8.40 281312 4630348 19484 03:18:01 PM 25662948 29063600 6992764 21.41 2688 3684292 3215356 9.54 348340 6049288 417028 03:19:01 PM 25168020 28584504 7487692 22.93 2688 3698372 3853264 11.43 439272 6437224 64 03:20:01 PM 24947616 28371688 7708096 23.60 2688 3706032 3721824 11.04 443680 6653952 100 03:21:01 PM 27608480 31047372 5047232 15.46 2688 3717992 1525156 4.53 623592 3820700 23064 Average: 26839236 29669065 5816476 17.81 2688 3125448 2755104 8.17 360414 4906084 122736 03:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 PM eth0 439.46 277.53 1902.37 67.43 0.00 0.00 0.00 0.00 03:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 PM eth0 428.41 333.27 5345.86 58.63 0.00 0.00 0.00 0.00 03:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 PM eth0 123.31 111.76 927.84 23.09 0.00 0.00 0.00 0.00 03:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 PM eth0 369.11 225.08 9528.21 31.92 0.00 0.00 0.00 0.00 03:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 PM lo 16.66 16.66 1.59 1.59 0.00 0.00 0.00 0.00 03:19:01 PM eth0 42.15 30.12 14.50 13.86 0.00 0.00 0.00 0.00 03:19:01 PM docker0 5.40 6.03 0.72 0.70 0.00 0.00 0.00 0.00 03:19:01 PM veth1799038 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 03:20:01 PM lo 71.88 71.88 4.94 4.94 0.00 0.00 0.00 0.00 03:20:01 PM eth0 250.03 198.63 73.01 85.97 0.00 0.00 0.00 0.00 03:20:01 PM docker0 7.45 8.68 1.18 1.19 0.00 0.00 0.00 0.00 03:21:01 PM lo 27.76 27.76 1.36 1.36 0.00 0.00 0.00 0.00 03:21:01 PM eth0 121.19 103.57 66.76 43.17 0.00 0.00 0.00 0.00 03:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.61 16.61 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 253.38 182.85 2551.04 46.29 0.00 0.00 0.00 0.00 Average: docker0 1.84 2.10 0.27 0.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/17/2025 _x86_64_ (8 CPU) 15:13:48 LINUX RESTART (8 CPU) 03:14:01 PM CPU %user %nice %system %iowait %steal %idle 03:15:01 PM all 13.42 0.00 2.15 2.32 0.06 82.06 03:15:01 PM 0 10.02 0.00 2.44 0.22 0.07 87.25 03:15:01 PM 1 23.32 0.00 3.58 8.49 0.07 64.55 03:15:01 PM 2 16.70 0.00 2.45 1.14 0.08 79.63 03:15:01 PM 3 11.24 0.00 1.71 0.45 0.05 86.55 03:15:01 PM 4 8.68 0.00 1.22 0.97 0.05 89.07 03:15:01 PM 5 18.42 0.00 2.58 4.13 0.05 74.82 03:15:01 PM 6 10.19 0.00 1.61 1.87 0.05 86.29 03:15:01 PM 7 8.77 0.00 1.59 1.25 0.05 88.34 03:16:01 PM all 28.32 0.00 1.44 1.33 0.08 68.83 03:16:01 PM 0 32.24 0.00 0.98 0.85 0.08 65.84 03:16:01 PM 1 29.93 0.00 1.84 1.07 0.08 67.08 03:16:01 PM 2 41.93 0.00 1.71 0.74 0.07 55.56 03:16:01 PM 3 29.51 0.00 1.40 3.18 0.07 65.84 03:16:01 PM 4 22.80 0.00 1.50 1.27 0.07 74.36 03:16:01 PM 5 19.89 0.00 1.07 0.32 0.08 78.64 03:16:01 PM 6 30.64 0.00 1.35 1.74 0.08 66.18 03:16:01 PM 7 19.57 0.00 1.66 1.51 0.08 77.18 03:17:01 PM all 29.43 0.00 0.85 1.54 0.06 68.12 03:17:01 PM 0 25.96 0.00 0.43 0.10 0.07 73.43 03:17:01 PM 1 37.49 0.00 0.78 0.17 0.07 61.49 03:17:01 PM 2 44.47 0.00 1.65 2.46 0.08 51.34 03:17:01 PM 3 20.11 0.00 0.48 0.32 0.07 79.02 03:17:01 PM 4 26.13 0.00 1.05 0.00 0.07 72.75 03:17:01 PM 5 23.31 0.00 1.08 0.30 0.05 75.26 03:17:01 PM 6 21.47 0.00 0.70 8.87 0.07 68.89 03:17:01 PM 7 36.50 0.00 0.58 0.12 0.05 62.75 03:18:01 PM all 23.35 0.00 2.65 1.70 0.06 72.24 03:18:01 PM 0 20.49 0.00 2.13 1.33 0.07 75.98 03:18:01 PM 1 42.13 0.00 3.54 3.24 0.07 51.02 03:18:01 PM 2 21.35 0.00 2.93 3.75 0.07 71.90 03:18:01 PM 3 14.20 0.00 2.54 2.79 0.07 80.40 03:18:01 PM 4 33.36 0.00 2.77 0.49 0.07 63.32 03:18:01 PM 5 25.02 0.00 2.13 0.10 0.03 72.71 03:18:01 PM 6 18.11 0.00 2.42 0.67 0.05 78.75 03:18:01 PM 7 12.16 0.00 2.70 1.19 0.07 83.88 03:19:01 PM all 20.16 0.00 1.69 1.04 0.09 77.02 03:19:01 PM 0 17.97 0.00 1.72 0.07 0.07 80.18 03:19:01 PM 1 20.87 0.00 1.79 2.96 0.10 74.28 03:19:01 PM 2 16.26 0.00 1.89 2.28 0.10 79.46 03:19:01 PM 3 37.81 0.00 1.69 1.76 0.08 58.66 03:19:01 PM 4 11.71 0.00 1.25 0.57 0.12 86.35 03:19:01 PM 5 21.54 0.00 1.97 0.10 0.10 76.29 03:19:01 PM 6 22.53 0.00 1.92 0.25 0.08 75.21 03:19:01 PM 7 12.56 0.00 1.29 0.33 0.07 85.75 03:20:01 PM all 16.32 0.00 1.98 0.04 0.08 81.57 03:20:01 PM 0 18.04 0.00 2.34 0.03 0.10 79.49 03:20:01 PM 1 16.79 0.00 1.67 0.02 0.08 81.44 03:20:01 PM 2 16.83 0.00 1.94 0.03 0.08 81.11 03:20:01 PM 3 21.47 0.00 2.46 0.05 0.08 75.94 03:20:01 PM 4 14.39 0.00 1.53 0.03 0.08 83.96 03:20:01 PM 5 16.49 0.00 2.31 0.07 0.08 81.05 03:20:01 PM 6 13.17 0.00 1.89 0.07 0.08 84.78 03:20:01 PM 7 13.40 0.00 1.67 0.03 0.07 84.83 03:21:01 PM all 8.84 0.00 1.02 0.18 0.05 89.91 03:21:01 PM 0 4.03 0.00 0.92 0.00 0.05 95.00 03:21:01 PM 1 23.58 0.00 1.32 0.92 0.07 74.11 03:21:01 PM 2 3.67 0.00 0.70 0.00 0.03 95.59 03:21:01 PM 3 11.73 0.00 1.25 0.03 0.07 86.91 03:21:01 PM 4 4.84 0.00 1.12 0.10 0.05 93.89 03:21:01 PM 5 9.61 0.00 1.00 0.08 0.03 89.27 03:21:01 PM 6 5.21 0.00 0.63 0.18 0.03 93.94 03:21:01 PM 7 8.02 0.00 1.20 0.13 0.07 90.57 Average: all 19.98 0.00 1.68 1.16 0.07 77.11 Average: 0 18.40 0.00 1.57 0.37 0.07 79.60 Average: 1 27.72 0.00 2.07 2.41 0.08 67.72 Average: 2 23.03 0.00 1.90 1.48 0.07 73.51 Average: 3 20.87 0.00 1.65 1.22 0.07 76.19 Average: 4 17.41 0.00 1.49 0.49 0.07 80.54 Average: 5 19.18 0.00 1.74 0.73 0.06 78.29 Average: 6 17.33 0.00 1.50 1.95 0.06 79.15 Average: 7 15.86 0.00 1.53 0.65 0.06 81.90