---> uname -a: Linux prd-centos8-docker-8c-8g-1710.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 1074 26574 19 4241 30349 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:b5:0c:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.176/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:feb5:cad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5b:03:c0:57 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::42:5bff:fe03:c057/64 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) 03/04/2026 _x86_64_ (8 CPU) 17:06:29 LINUX RESTART (8 CPU) 05:07:02 PM tps rtps wtps bread/s bwrtn/s 05:08:01 PM 169.50 17.05 152.46 7699.63 10104.54 05:09:01 PM 205.90 2.25 203.65 84.36 10326.25 05:10:01 PM 55.71 2.65 53.06 1026.90 8450.79 05:11:01 PM 215.29 13.78 201.52 959.41 29165.84 05:12:01 PM 29.98 0.00 29.98 0.00 18420.63 05:13:01 PM 8.25 0.07 8.18 50.12 187.10 05:14:01 PM 42.22 0.28 41.94 48.65 4380.12 Average: 103.68 5.12 98.56 1394.87 11579.86 05:07:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:08:01 PM 29114432 31071716 3541280 10.84 2688 2276600 1806780 5.36 235176 2854084 128512 05:09:01 PM 27996912 30279392 4658800 14.27 2688 2595392 2311044 6.86 283920 3891784 187012 05:10:01 PM 26795992 29597808 5859720 17.94 2688 3109880 2842148 8.43 393028 4962480 437012 05:11:01 PM 26270492 30013128 6385220 19.55 2688 4033848 2333480 6.92 665084 5154912 537260 05:12:01 PM 25500084 29249352 7155628 21.91 2688 4040320 3104012 9.21 665236 5922332 20 05:13:01 PM 25455324 29207948 7200388 22.05 2688 4043308 3123852 9.27 669044 5963592 1320 05:14:01 PM 27188092 31051124 5467620 16.74 2688 4151720 1560676 4.63 815004 4085652 23052 Average: 26903047 30067210 5752665 17.62 2688 3464438 2440285 7.24 532356 4690691 187741 05:07:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 146.48 102.80 1434.76 22.44 0.00 0.00 0.00 0.00 05:08:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 545.38 405.46 5121.74 69.79 0.00 0.00 0.00 0.00 05:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 1352.92 418.08 7067.06 41.17 0.00 0.00 0.00 0.00 05:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM lo 13.06 13.06 1.36 1.36 0.00 0.00 0.00 0.00 05:11:01 PM eth0 157.90 95.57 1609.64 23.57 0.00 0.00 0.00 0.00 05:11:01 PM docker0 4.80 5.95 0.65 0.69 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 110.75 71.37 176.80 23.90 0.00 0.00 0.00 0.00 05:12:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 201.65 133.04 112.65 61.50 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 39.39 32.44 72.42 14.63 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 Average: lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 Average: eth0 365.43 180.01 2229.76 36.75 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.85 0.09 0.10 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) 03/04/2026 _x86_64_ (8 CPU) 17:06:29 LINUX RESTART (8 CPU) 05:07:02 PM CPU %user %nice %system %iowait %steal %idle 05:08:01 PM all 11.63 0.00 1.30 0.75 0.05 86.27 05:08:01 PM 0 3.28 0.00 0.83 0.80 0.05 95.03 05:08:01 PM 1 17.41 0.00 1.38 0.85 0.07 80.30 05:08:01 PM 2 18.22 0.00 2.01 0.39 0.07 79.31 05:08:01 PM 3 6.43 0.00 0.90 0.39 0.05 92.23 05:08:01 PM 4 19.05 0.00 1.70 1.22 0.05 77.98 05:08:01 PM 5 11.70 0.00 1.38 0.26 0.05 86.61 05:08:01 PM 6 7.02 0.00 0.85 0.56 0.02 91.55 05:08:01 PM 7 9.91 0.00 1.33 1.53 0.05 87.18 05:09:01 PM all 17.21 0.00 1.27 0.67 0.07 80.79 05:09:01 PM 0 9.76 0.00 0.77 0.10 0.07 89.30 05:09:01 PM 1 23.22 0.00 1.07 0.65 0.07 74.99 05:09:01 PM 2 7.96 0.00 1.99 0.37 0.07 89.61 05:09:01 PM 3 15.36 0.00 1.37 1.34 0.07 81.87 05:09:01 PM 4 16.68 0.00 1.17 0.49 0.07 81.60 05:09:01 PM 5 11.40 0.00 0.69 0.25 0.07 87.60 05:09:01 PM 6 35.06 0.00 2.15 1.59 0.08 61.11 05:09:01 PM 7 18.15 0.00 0.95 0.55 0.07 80.28 05:10:01 PM all 27.17 0.00 1.17 0.18 0.07 71.40 05:10:01 PM 0 12.97 0.00 0.92 0.02 0.07 86.03 05:10:01 PM 1 35.18 0.00 1.44 0.39 0.08 62.90 05:10:01 PM 2 31.17 0.00 1.69 0.25 0.08 66.80 05:10:01 PM 3 30.06 0.00 0.85 0.00 0.07 69.02 05:10:01 PM 4 29.08 0.00 1.04 0.07 0.08 69.73 05:10:01 PM 5 13.82 0.00 1.09 0.52 0.07 84.50 05:10:01 PM 6 24.49 0.00 1.12 0.08 0.07 74.24 05:10:01 PM 7 40.60 0.00 1.19 0.13 0.07 58.00 05:11:01 PM all 22.60 0.41 3.55 0.83 0.09 72.52 05:11:01 PM 0 21.47 0.07 2.96 0.13 0.08 75.29 05:11:01 PM 1 20.89 0.00 4.17 2.65 0.08 72.21 05:11:01 PM 2 25.38 0.03 4.01 0.99 0.12 69.47 05:11:01 PM 3 21.20 0.55 3.43 0.10 0.08 74.63 05:11:01 PM 4 25.77 2.47 4.34 1.57 0.10 65.75 05:11:01 PM 5 22.04 0.03 3.10 0.52 0.08 74.23 05:11:01 PM 6 26.79 0.00 3.43 0.54 0.08 69.16 05:11:01 PM 7 17.28 0.08 2.97 0.17 0.10 79.40 05:12:01 PM all 9.80 0.00 0.28 0.29 0.04 89.60 05:12:01 PM 0 1.37 0.00 0.18 0.00 0.07 98.38 05:12:01 PM 1 12.45 0.00 0.58 0.42 0.05 86.50 05:12:01 PM 2 8.14 0.00 0.12 0.15 0.02 91.57 05:12:01 PM 3 9.47 0.00 0.13 0.17 0.03 90.19 05:12:01 PM 4 19.82 0.00 0.27 1.38 0.03 78.49 05:12:01 PM 5 0.67 0.00 0.17 0.15 0.03 98.98 05:12:01 PM 6 24.76 0.00 0.67 0.03 0.03 74.51 05:12:01 PM 7 1.68 0.00 0.10 0.00 0.02 98.20 05:13:01 PM all 10.69 0.00 0.56 0.02 0.04 88.70 05:13:01 PM 0 2.59 0.00 0.17 0.00 0.03 97.21 05:13:01 PM 1 45.48 0.00 1.07 0.13 0.08 53.24 05:13:01 PM 2 8.71 0.00 0.18 0.00 0.03 91.07 05:13:01 PM 3 1.99 0.00 1.57 0.00 0.03 96.41 05:13:01 PM 4 15.74 0.00 0.98 0.00 0.03 83.24 05:13:01 PM 5 3.67 0.00 0.13 0.05 0.02 96.12 05:13:01 PM 6 5.49 0.00 0.08 0.00 0.03 94.39 05:13:01 PM 7 1.76 0.00 0.27 0.00 0.02 97.96 05:14:01 PM all 10.77 0.00 1.06 0.16 0.04 87.97 05:14:01 PM 0 1.60 0.00 0.80 0.28 0.05 97.26 05:14:01 PM 1 3.21 0.00 0.80 0.03 0.03 95.92 05:14:01 PM 2 17.47 0.00 1.32 0.20 0.03 80.98 05:14:01 PM 3 19.72 0.00 1.59 0.27 0.05 78.38 05:14:01 PM 4 26.12 0.00 1.15 0.35 0.05 72.33 05:14:01 PM 5 4.50 0.00 1.17 0.12 0.03 94.18 05:14:01 PM 6 5.91 0.00 0.87 0.00 0.02 93.21 05:14:01 PM 7 7.64 0.00 0.77 0.05 0.03 91.50 Average: all 15.69 0.06 1.31 0.41 0.06 82.47 Average: 0 7.57 0.01 0.95 0.19 0.06 91.22 Average: 1 22.56 0.00 1.50 0.73 0.07 75.15 Average: 2 16.70 0.00 1.61 0.34 0.06 81.28 Average: 3 14.90 0.08 1.41 0.32 0.06 83.24 Average: 4 21.75 0.35 1.52 0.72 0.06 75.60 Average: 5 9.67 0.00 1.10 0.27 0.05 88.91 Average: 6 18.52 0.00 1.31 0.40 0.05 79.72 Average: 7 13.85 0.01 1.08 0.34 0.05 84.66