---> uname -a: Linux prd-centos8-docker-4c-4g-3628.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1064 10826 20 3870 14346 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:21:d4:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.19/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85899sec preferred_lft 85899sec inet6 fe80::f816:3eff:fe21:d4f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e5:a5:92:e3 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:e5ff:fea5:92e3/64 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) 10/20/2026 _x86_64_ (4 CPU) 08:12:41 LINUX RESTART (4 CPU) 08:14:01 AM tps rtps wtps bread/s bwrtn/s 08:15:01 AM 59.60 0.20 59.40 29.99 4667.59 08:16:01 AM 214.81 5.53 209.28 737.08 14447.79 08:17:01 AM 61.85 0.78 61.07 543.59 6829.49 08:18:01 AM 37.81 0.00 37.81 0.00 11695.23 08:19:01 AM 73.28 0.83 72.44 96.10 6802.67 08:20:01 AM 1237.63 95.08 1142.54 1697.72 31875.64 08:21:01 AM 72.83 23.94 48.89 475.63 3237.23 Average: 251.09 18.05 233.04 511.42 11364.22 08:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 AM 13285600 15073940 2853716 17.68 2688 2005024 1128368 6.56 140884 2356880 162312 08:16:01 AM 12306212 14479356 3833104 23.75 2688 2376452 1560824 9.08 184564 3232740 164828 08:17:01 AM 11672712 13884072 4466604 27.68 2688 2413248 2628916 15.30 204872 3833988 60 08:18:01 AM 11277084 13831884 4862232 30.13 2688 2747584 2993280 17.42 212056 4185604 52 08:19:01 AM 10972144 14133664 5167172 32.02 2688 3283424 1775816 10.33 398588 4164764 398572 08:20:01 AM 9783436 13322832 6355880 39.38 2688 3530092 1838296 10.70 448612 4984216 28 08:21:01 AM 11076056 14677584 5063260 31.37 2688 3587748 1219568 7.10 669700 3480396 7472 Average: 11481892 14200476 4657424 28.86 2688 2849082 1877867 10.93 322754 3748370 104761 08:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:15:01 AM eth0 62.33 36.42 903.26 5.64 0.00 0.00 0.00 0.00 08:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 AM eth0 283.27 230.81 3335.74 40.59 0.00 0.00 0.00 0.00 08:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:17:01 AM eth0 18.72 16.11 187.62 4.18 0.00 0.00 0.00 0.00 08:17:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 08:17:01 AM vethb7b2062 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 08:18:01 AM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:18:01 AM eth0 147.53 65.62 2177.05 7.30 0.00 0.00 0.00 0.00 08:18:01 AM docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 08:18:01 AM vethb7b2062 0.17 0.22 0.01 0.01 0.00 0.00 0.00 0.00 08:18:01 AM veth4f63a4d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 AM vethc0921a7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 AM lo 7.30 7.30 5.39 5.39 0.00 0.00 0.00 0.00 08:19:01 AM eth0 167.31 144.09 1313.60 969.26 0.00 0.00 0.00 0.00 08:19:01 AM docker0 3.37 3.12 4.09 0.44 0.00 0.00 0.00 0.00 08:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 AM eth0 40.21 21.30 470.27 3.70 0.00 0.00 0.00 0.00 08:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM eth0 26.37 18.14 50.70 40.67 0.00 0.00 0.00 0.00 08:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.77 0.77 0.00 0.00 0.00 0.00 Average: eth0 106.53 76.06 1205.35 153.05 0.00 0.00 0.00 0.00 Average: docker0 0.52 0.50 0.59 0.07 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) 10/20/2026 _x86_64_ (4 CPU) 08:12:41 LINUX RESTART (4 CPU) 08:14:01 AM CPU %user %nice %system %iowait %steal %idle 08:15:01 AM all 9.68 0.00 0.93 0.29 0.02 89.08 08:15:01 AM 0 18.29 0.00 1.34 0.38 0.02 79.97 08:15:01 AM 1 3.58 0.00 0.45 0.30 0.00 95.67 08:15:01 AM 2 14.39 0.00 1.52 0.18 0.03 83.87 08:15:01 AM 3 2.44 0.00 0.42 0.30 0.03 96.81 08:16:01 AM all 26.76 0.00 2.26 1.18 0.03 69.78 08:16:01 AM 0 25.86 0.00 2.38 1.21 0.03 70.52 08:16:01 AM 1 29.54 0.00 3.31 1.86 0.03 65.26 08:16:01 AM 2 26.51 0.00 1.59 1.02 0.03 70.85 08:16:01 AM 3 25.12 0.00 1.77 0.62 0.02 72.47 08:17:01 AM all 9.61 0.00 0.56 0.34 0.01 89.49 08:17:01 AM 0 6.85 0.00 0.62 0.15 0.00 92.38 08:17:01 AM 1 9.92 0.00 0.85 0.65 0.02 88.55 08:17:01 AM 2 10.77 0.00 0.35 0.08 0.00 88.79 08:17:01 AM 3 10.88 0.00 0.40 0.48 0.02 88.22 08:18:01 AM all 2.70 0.00 1.12 0.31 0.02 95.86 08:18:01 AM 0 2.46 0.00 1.36 0.52 0.02 95.65 08:18:01 AM 1 2.60 0.00 1.29 0.10 0.00 96.01 08:18:01 AM 2 2.63 0.00 1.04 0.15 0.03 96.15 08:18:01 AM 3 3.12 0.00 0.80 0.45 0.02 95.61 08:19:01 AM all 33.14 0.08 4.36 0.31 0.02 62.09 08:19:01 AM 0 24.62 0.05 3.28 0.35 0.02 71.68 08:19:01 AM 1 31.62 0.05 5.31 0.29 0.02 62.72 08:19:01 AM 2 33.05 0.00 4.06 0.45 0.02 62.41 08:19:01 AM 3 43.27 0.22 4.81 0.13 0.02 51.55 08:20:01 AM all 28.30 0.00 6.02 8.13 0.03 57.52 08:20:01 AM 0 20.75 0.00 5.96 8.76 0.02 64.51 08:20:01 AM 1 54.28 0.00 4.82 4.97 0.03 35.89 08:20:01 AM 2 15.87 0.00 6.24 9.53 0.03 68.32 08:20:01 AM 3 22.11 0.00 7.07 9.28 0.02 61.52 08:21:01 AM all 29.83 0.00 2.04 0.48 0.02 67.63 08:21:01 AM 0 50.80 0.00 2.64 0.23 0.02 46.31 08:21:01 AM 1 23.76 0.00 2.06 0.94 0.02 73.23 08:21:01 AM 2 23.76 0.00 1.79 0.42 0.03 74.00 08:21:01 AM 3 20.95 0.00 1.67 0.33 0.02 77.03 Average: all 19.98 0.01 2.46 1.57 0.02 75.96 Average: 0 21.38 0.01 2.50 1.65 0.02 74.44 Average: 1 22.15 0.01 2.58 1.30 0.02 73.94 Average: 2 18.13 0.00 2.36 1.68 0.03 77.80 Average: 3 18.25 0.03 2.41 1.65 0.02 77.65