---> uname -a: Linux prd-centos8-docker-4c-4g-4174.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: 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): 0-3 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 1044 10841 20 3874 14366 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:6d:35:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.120/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fe6d:35cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5f:17:45:1b 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::42:5fff:fe17:451b/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) 10/22/2026 _x86_64_ (4 CPU) 12:37:43 LINUX RESTART (4 CPU) 12:39:01 PM tps rtps wtps bread/s bwrtn/s 12:40:01 PM 84.49 0.20 84.29 29.99 7812.25 12:41:01 PM 188.27 4.92 183.36 493.57 11271.51 12:42:01 PM 68.88 1.58 67.29 727.89 7210.11 12:43:01 PM 21.56 0.00 21.56 0.00 2986.72 12:44:01 PM 73.18 0.87 72.31 96.75 14165.17 12:45:01 PM 1168.83 75.86 1092.97 1422.59 32097.18 12:46:01 PM 88.80 42.79 46.02 704.03 1983.17 Average: 242.00 18.03 223.97 496.41 11075.42 12:39:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 PM 13315332 15103988 2823984 17.50 2688 2005172 1135636 6.61 138940 2323708 73836 12:41:01 PM 12526364 14686840 3612952 22.39 2688 2363768 1531460 8.91 162168 3034652 166404 12:42:01 PM 11614648 13829320 4524668 28.04 2688 2415988 2606008 15.16 203592 3892740 64 12:43:01 PM 11235048 13792800 4904268 30.39 2688 2750092 2658632 15.47 203700 4236832 258156 12:44:01 PM 11456296 14265592 4683020 29.02 2688 2994920 1781316 10.36 397736 3801160 107288 12:45:01 PM 10218668 13753124 5920648 36.68 2688 3524576 1855216 10.79 446120 4556940 6768 12:46:01 PM 11146400 14739716 4992916 30.94 2688 3580272 1169160 6.80 652744 3428708 30888 Average: 11644679 14310197 4494637 27.85 2688 2804970 1819633 10.59 315000 3610677 91915 12:39:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 PM eth0 63.43 39.67 882.44 6.31 0.00 0.00 0.00 0.00 12:40:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 PM eth0 283.22 232.06 3229.37 40.20 0.00 0.00 0.00 0.00 12:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:42:01 PM eth0 33.32 31.41 321.58 5.41 0.00 0.00 0.00 0.00 12:42:01 PM docker0 0.07 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:42:01 PM veth75c7b89 0.07 0.28 0.00 0.03 0.00 0.00 0.00 0.00 12:43:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:43:01 PM eth0 182.75 79.44 2176.12 6.46 0.00 0.00 0.00 0.00 12:43:01 PM docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:43:01 PM veth75c7b89 0.17 0.22 0.01 0.01 0.00 0.00 0.00 0.00 12:44:01 PM lo 7.16 7.16 5.31 5.31 0.00 0.00 0.00 0.00 12:44:01 PM eth0 103.20 87.51 699.49 960.77 0.00 0.00 0.00 0.00 12:44:01 PM docker0 3.36 3.10 4.09 0.44 0.00 0.00 0.00 0.00 12:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 PM eth0 131.96 90.42 1087.32 16.23 0.00 0.00 0.00 0.00 12:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 PM eth0 17.04 15.16 43.62 39.70 0.00 0.00 0.00 0.00 12:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.76 0.76 0.00 0.00 0.00 0.00 Average: eth0 116.42 82.24 1205.67 153.61 0.00 0.00 0.00 0.00 Average: docker0 0.51 0.49 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) 10/22/2026 _x86_64_ (4 CPU) 12:37:43 LINUX RESTART (4 CPU) 12:39:01 PM CPU %user %nice %system %iowait %steal %idle 12:40:01 PM all 9.53 0.00 1.01 0.43 0.00 89.03 12:40:01 PM 0 4.16 0.00 0.60 0.27 0.00 94.97 12:40:01 PM 1 11.45 0.00 1.27 0.33 0.00 86.94 12:40:01 PM 2 6.76 0.00 0.84 0.70 0.00 91.70 12:40:01 PM 3 15.74 0.00 1.34 0.42 0.00 82.51 12:41:01 PM all 19.41 0.00 2.10 1.13 0.01 77.35 12:41:01 PM 0 12.25 0.00 2.47 1.84 0.02 83.42 12:41:01 PM 1 28.83 0.00 2.37 0.62 0.00 68.18 12:41:01 PM 2 17.39 0.00 1.92 1.17 0.02 79.50 12:41:01 PM 3 19.16 0.00 1.62 0.90 0.02 78.30 12:42:01 PM all 17.77 0.00 0.78 0.61 0.01 80.82 12:42:01 PM 0 20.58 0.00 0.74 0.53 0.02 78.13 12:42:01 PM 1 15.60 0.00 0.70 0.25 0.02 83.43 12:42:01 PM 2 15.42 0.00 1.22 1.61 0.00 81.76 12:42:01 PM 3 19.48 0.00 0.47 0.07 0.02 79.97 12:43:01 PM all 2.81 0.00 1.19 0.10 0.00 95.90 12:43:01 PM 0 2.48 0.00 1.33 0.08 0.00 96.11 12:43:01 PM 1 3.35 0.00 1.17 0.05 0.00 95.43 12:43:01 PM 2 2.83 0.00 1.27 0.05 0.00 95.85 12:43:01 PM 3 2.56 0.00 0.97 0.23 0.00 96.23 12:44:01 PM all 29.61 0.11 2.36 0.41 0.02 67.49 12:44:01 PM 0 28.04 0.12 2.73 0.27 0.00 68.85 12:44:01 PM 1 31.39 0.13 2.36 0.54 0.02 65.57 12:44:01 PM 2 31.42 0.08 1.86 0.17 0.03 66.44 12:44:01 PM 3 27.58 0.10 2.50 0.69 0.02 69.11 12:45:01 PM all 23.99 0.00 10.62 9.60 0.02 55.77 12:45:01 PM 0 28.29 0.00 10.73 9.43 0.02 51.53 12:45:01 PM 1 15.66 0.00 10.39 9.40 0.02 64.53 12:45:01 PM 2 18.40 0.00 10.84 10.62 0.02 60.12 12:45:01 PM 3 33.61 0.00 10.53 8.94 0.03 46.89 12:46:01 PM all 41.57 0.00 1.90 0.58 0.01 55.94 12:46:01 PM 0 39.35 0.00 1.77 0.33 0.03 58.51 12:46:01 PM 1 28.93 0.00 1.45 0.52 0.02 69.08 12:46:01 PM 2 45.58 0.00 2.11 0.57 0.00 51.75 12:46:01 PM 3 52.44 0.00 2.26 0.90 0.00 44.39 Average: all 20.66 0.02 2.83 1.82 0.01 74.66 Average: 0 19.29 0.02 2.89 1.81 0.01 75.98 Average: 1 19.32 0.02 2.80 1.66 0.01 76.19 Average: 2 19.69 0.01 2.84 2.10 0.01 75.34 Average: 3 24.34 0.01 2.80 1.72 0.01 71.11