---> uname -a: Linux prd-centos8-docker-8c-8g-3855.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: 2800.000 BogoMIPS: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1058 27224 20 3604 30366 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:9d:23:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.90/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe9d:23e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:69:3d:78:d7 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::42:69ff:fe3d:78d7/64 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) 10/21/2026 _x86_64_ (8 CPU) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 165.32 32.73 132.59 6048.10 26404.38 03:40:01 AM 106.86 0.08 106.78 1.60 9764.21 03:41:01 AM 107.58 14.60 92.98 3223.60 8956.11 03:42:01 AM 327.46 4.60 322.86 1159.21 8373.33 03:43:01 AM 171.00 1.78 169.22 47.99 10973.22 03:44:01 AM 66.96 0.45 66.51 349.08 26177.36 Average: 157.53 9.04 148.49 1805.18 15109.01 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29795812 31247968 2857560 8.75 2688 1789648 1498044 4.44 137236 2336292 36392 03:40:01 AM 29461216 31197492 3192156 9.78 2688 2060812 1463464 4.34 148972 2602788 98992 03:41:01 AM 28811300 30838676 3842072 11.77 2688 2343064 1832468 5.44 165180 3199200 61148 03:42:01 AM 27897340 30202440 4756032 14.57 2688 2612172 2276960 6.76 261332 3985276 129624 03:43:01 AM 27132328 29814328 5521044 16.91 2688 2983756 2526192 7.50 472468 4517172 213720 03:44:01 AM 26490336 29749456 6163036 18.87 2688 3554660 2684516 7.97 499508 5105200 14164 Average: 28264722 30508393 4388650 13.44 2688 2557352 2046941 6.07 280783 3624321 92340 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 328.46 214.96 957.05 58.57 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 79.41 52.45 1145.43 7.15 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 152.91 123.53 1437.34 37.04 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 322.73 305.31 3536.73 46.94 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 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 378.87 320.56 4978.64 38.64 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 03:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM eth0 164.06 103.53 3998.99 7.85 0.00 0.00 0.00 0.00 03:44:01 AM docker0 3.10 6.88 0.18 142.17 0.00 0.00 0.00 0.00 03:44:01 AM veth8536d94 3.10 6.98 0.22 142.18 0.00 0.00 0.00 0.01 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 237.74 186.72 2675.57 32.70 0.00 0.00 0.00 0.00 Average: docker0 0.52 1.15 0.03 23.70 0.00 0.00 0.00 0.00 Average: veth8536d94 0.52 1.16 0.04 23.70 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) 10/21/2026 _x86_64_ (8 CPU) 03:37:28 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 7.61 0.00 1.62 0.92 0.00 89.84 03:39:01 AM 0 12.08 0.00 1.44 0.58 0.02 85.88 03:39:01 AM 1 8.04 0.00 2.24 0.28 0.00 89.43 03:39:01 AM 2 6.97 0.00 1.34 1.92 0.02 89.75 03:39:01 AM 3 10.51 0.00 1.55 1.87 0.00 86.07 03:39:01 AM 4 5.49 0.00 1.77 0.17 0.00 92.57 03:39:01 AM 5 3.06 0.00 1.36 0.02 0.00 95.56 03:39:01 AM 6 5.23 0.00 1.25 0.13 0.00 93.39 03:39:01 AM 7 9.46 0.00 2.04 2.39 0.00 86.10 03:40:01 AM all 5.76 0.00 0.60 0.27 0.00 93.36 03:40:01 AM 0 0.13 0.00 0.33 0.02 0.00 99.52 03:40:01 AM 1 10.76 0.00 0.60 0.50 0.02 88.12 03:40:01 AM 2 1.74 0.00 0.50 0.48 0.00 97.28 03:40:01 AM 3 14.27 0.00 1.70 0.33 0.02 83.68 03:40:01 AM 4 8.80 0.00 0.75 0.28 0.00 90.16 03:40:01 AM 5 1.60 0.00 0.23 0.12 0.00 98.05 03:40:01 AM 6 7.30 0.00 0.40 0.42 0.00 91.88 03:40:01 AM 7 1.50 0.00 0.27 0.03 0.00 98.20 03:41:01 AM all 6.91 0.00 0.76 0.37 0.00 91.96 03:41:01 AM 0 5.64 0.00 0.93 0.33 0.00 93.09 03:41:01 AM 1 7.61 0.00 0.53 0.23 0.00 91.62 03:41:01 AM 2 7.71 0.00 0.68 0.20 0.00 91.40 03:41:01 AM 3 16.31 0.00 1.44 0.47 0.02 81.77 03:41:01 AM 4 5.95 0.00 0.80 0.89 0.00 92.37 03:41:01 AM 5 4.51 0.00 0.55 0.15 0.00 94.79 03:41:01 AM 6 3.96 0.00 0.53 0.28 0.00 95.22 03:41:01 AM 7 3.61 0.00 0.58 0.40 0.00 95.41 03:42:01 AM all 21.56 0.00 1.43 0.90 0.01 76.11 03:42:01 AM 0 24.41 0.00 2.21 1.61 0.02 71.75 03:42:01 AM 1 26.77 0.00 1.00 0.50 0.02 71.71 03:42:01 AM 2 20.11 0.00 1.74 1.04 0.00 77.11 03:42:01 AM 3 16.66 0.00 2.10 2.28 0.02 78.95 03:42:01 AM 4 20.79 0.00 1.11 0.69 0.00 77.42 03:42:01 AM 5 14.41 0.00 0.82 0.15 0.02 84.60 03:42:01 AM 6 28.19 0.00 1.20 0.37 0.02 70.22 03:42:01 AM 7 21.11 0.00 1.22 0.55 0.02 77.10 03:43:01 AM all 17.77 0.00 1.24 4.30 0.01 76.68 03:43:01 AM 0 14.77 0.00 1.22 0.82 0.02 83.17 03:43:01 AM 1 30.43 0.00 0.92 6.14 0.02 62.50 03:43:01 AM 2 20.42 0.00 1.16 6.90 0.03 71.49 03:43:01 AM 3 10.95 0.00 0.92 1.37 0.00 86.75 03:43:01 AM 4 21.40 0.00 2.05 13.69 0.02 62.85 03:43:01 AM 5 17.14 0.00 1.41 0.40 0.00 81.05 03:43:01 AM 6 14.30 0.00 1.07 1.41 0.00 83.21 03:43:01 AM 7 12.75 0.00 1.14 3.69 0.00 82.43 03:44:01 AM all 2.30 0.00 0.98 1.29 0.01 95.42 03:44:01 AM 0 2.28 0.00 0.80 0.33 0.00 96.59 03:44:01 AM 1 3.23 0.00 1.44 2.73 0.00 92.60 03:44:01 AM 2 1.81 0.00 1.24 1.32 0.00 95.63 03:44:01 AM 3 1.79 0.00 0.82 0.45 0.00 96.94 03:44:01 AM 4 2.14 0.00 1.24 3.73 0.02 92.88 03:44:01 AM 5 2.27 0.00 0.89 0.32 0.00 96.52 03:44:01 AM 6 2.11 0.00 0.75 0.12 0.02 97.00 03:44:01 AM 7 2.81 0.00 0.69 1.31 0.02 95.18 Average: all 10.31 0.00 1.10 1.34 0.01 87.24 Average: 0 9.87 0.00 1.16 0.62 0.01 88.35 Average: 1 14.47 0.00 1.12 1.73 0.01 82.67 Average: 2 9.79 0.00 1.11 1.98 0.01 87.12 Average: 3 11.74 0.00 1.42 1.13 0.01 85.70 Average: 4 10.75 0.00 1.29 3.23 0.01 84.73 Average: 5 7.16 0.00 0.87 0.19 0.00 91.77 Average: 6 10.18 0.00 0.87 0.45 0.01 88.49 Average: 7 8.54 0.00 0.99 1.39 0.01 89.08