---> uname -a: Linux prd-centos8-docker-4c-4g-3365.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: 2799.996 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 1054 10791 20 3915 14356 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:57:f7:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fe57:f76e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:84:c9:e1:a3 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::42:84ff:fec9:e1a3/64 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) 10/19/2026 _x86_64_ (4 CPU) 12:26:55 LINUX RESTART (4 CPU) 12:28:01 PM tps rtps wtps bread/s bwrtn/s 12:29:01 PM 57.58 0.33 57.25 32.52 5642.14 12:30:01 PM 214.90 4.72 210.18 442.06 13657.59 12:31:01 PM 68.74 1.63 67.11 724.16 9034.01 12:32:01 PM 21.00 0.00 21.00 0.00 3143.26 12:33:01 PM 98.00 1.27 96.73 48.13 18504.28 12:34:01 PM 1238.60 95.07 1143.54 1697.43 29626.76 12:35:01 PM 68.39 23.90 44.49 476.05 3015.48 Average: 252.47 18.13 234.34 488.65 11803.57 12:28:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 PM 13372332 15115144 2766984 17.14 2688 1960436 1098916 6.39 139984 2273292 137768 12:30:01 PM 12473036 14645348 3666280 22.72 2688 2376384 1576572 9.17 163292 3089056 222448 12:31:01 PM 11481676 13707468 4657640 28.86 2688 2427956 2818060 16.40 208872 4021684 60 12:32:01 PM 11105008 13673940 5034308 31.19 2688 2762060 2858588 16.63 208980 4364108 255100 12:33:01 PM 10886296 14109332 5253020 32.55 2688 3341688 1815668 10.56 353684 4285916 351148 12:34:01 PM 9690256 13275680 6449060 39.96 2688 3576032 1888944 10.99 403084 5119924 3292 12:35:01 PM 11066124 14720364 5073192 31.43 2688 3639252 1194676 6.95 623004 3533008 13676 Average: 11439247 14178182 4700069 29.12 2688 2869115 1893061 11.01 300129 3812427 140499 12:28:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 PM eth0 64.83 41.92 967.85 5.89 0.00 0.00 0.00 0.00 12:29:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 PM eth0 286.15 232.34 3655.86 35.82 0.00 0.00 0.00 0.00 12:30:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:31:01 PM eth0 30.29 27.22 320.76 5.11 0.00 0.00 0.00 0.00 12:31:01 PM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 12:31:01 PM vethe69ccf8 0.08 0.28 0.01 0.03 0.00 0.00 0.00 0.00 12:32:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM eth0 121.28 68.37 2174.98 5.74 0.00 0.00 0.00 0.00 12:32:01 PM docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:32:01 PM vethe69ccf8 0.17 0.23 0.01 0.01 0.00 0.00 0.00 0.00 12:33:01 PM lo 6.18 6.18 4.56 4.56 0.00 0.00 0.00 0.00 12:33:01 PM eth0 158.46 126.93 1500.62 29.94 0.00 0.00 0.00 0.00 12:33:01 PM docker0 3.28 3.12 4.08 0.44 0.00 0.00 0.00 0.00 12:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 PM eth0 35.85 20.31 375.60 3.46 0.00 0.00 0.00 0.00 12:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 PM eth0 20.70 17.43 51.25 6.67 0.00 0.00 0.00 0.00 12:35:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.65 0.65 0.00 0.00 0.00 0.00 Average: eth0 102.50 76.36 1292.36 13.23 0.00 0.00 0.00 0.00 Average: docker0 0.50 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) 10/19/2026 _x86_64_ (4 CPU) 12:26:55 LINUX RESTART (4 CPU) 12:28:01 PM CPU %user %nice %system %iowait %steal %idle 12:29:01 PM all 9.49 0.00 0.93 0.28 0.01 89.29 12:29:01 PM 0 5.56 0.00 0.80 0.08 0.02 93.54 12:29:01 PM 1 12.60 0.00 1.27 0.55 0.02 85.56 12:29:01 PM 2 14.20 0.00 1.25 0.35 0.00 84.20 12:29:01 PM 3 5.61 0.00 0.38 0.15 0.02 93.83 12:30:01 PM all 20.21 0.00 2.05 1.19 0.02 76.53 12:30:01 PM 0 18.06 0.00 1.72 0.70 0.00 79.52 12:30:01 PM 1 14.78 0.00 1.82 1.71 0.00 81.69 12:30:01 PM 2 17.96 0.00 2.02 0.87 0.03 79.12 12:30:01 PM 3 30.07 0.00 2.63 1.47 0.03 65.80 12:31:01 PM all 17.47 0.00 0.74 0.45 0.02 81.32 12:31:01 PM 0 18.80 0.00 0.79 0.25 0.02 80.15 12:31:01 PM 1 15.71 0.00 0.60 0.13 0.03 83.52 12:31:01 PM 2 18.57 0.00 0.50 0.33 0.02 80.58 12:31:01 PM 3 16.78 0.00 1.09 1.09 0.00 81.05 12:32:01 PM all 2.68 0.00 1.08 0.10 0.00 96.14 12:32:01 PM 0 2.87 0.00 1.14 0.00 0.00 95.99 12:32:01 PM 1 2.83 0.00 1.15 0.02 0.00 96.00 12:32:01 PM 2 2.78 0.00 0.85 0.22 0.00 96.15 12:32:01 PM 3 2.26 0.00 1.17 0.15 0.00 96.41 12:33:01 PM all 28.76 0.09 4.50 0.79 0.03 65.84 12:33:01 PM 0 26.91 0.02 5.67 0.98 0.03 66.39 12:33:01 PM 1 30.46 0.08 3.97 0.91 0.02 64.56 12:33:01 PM 2 33.52 0.12 4.59 0.55 0.03 61.18 12:33:01 PM 3 24.13 0.13 3.76 0.71 0.02 71.26 12:34:01 PM all 28.60 0.00 6.45 9.07 0.03 55.86 12:34:01 PM 0 15.11 0.00 7.12 10.09 0.02 67.67 12:34:01 PM 1 64.20 0.00 7.16 7.51 0.07 21.07 12:34:01 PM 2 17.31 0.00 6.38 11.42 0.02 64.87 12:34:01 PM 3 17.81 0.00 5.13 7.26 0.02 69.78 12:35:01 PM all 30.65 0.00 2.13 0.48 0.02 66.73 12:35:01 PM 0 25.29 0.00 2.19 0.52 0.02 71.99 12:35:01 PM 1 35.83 0.00 2.57 0.60 0.02 60.98 12:35:01 PM 2 41.37 0.00 2.12 0.64 0.02 55.85 12:35:01 PM 3 20.13 0.00 1.62 0.15 0.02 78.08 Average: all 19.68 0.01 2.55 1.76 0.02 75.99 Average: 0 16.08 0.00 2.77 1.79 0.01 79.34 Average: 1 25.14 0.01 2.64 1.62 0.02 70.56 Average: 2 20.81 0.02 2.53 2.04 0.02 74.59 Average: 3 16.68 0.02 2.25 1.56 0.01 79.48