---> uname -a: Linux prd-centos8-docker-4c-4g-3425.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 1028 10823 20 3909 14382 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:1f:51:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe1f:51cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:47:03:10:c3 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::42:47ff:fe03:10c3/64 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) 15:30:40 LINUX RESTART (4 CPU) 03:32:01 PM tps rtps wtps bread/s bwrtn/s 03:33:01 PM 59.00 0.20 58.80 29.99 4745.50 03:34:01 PM 223.33 5.76 217.57 751.52 14857.49 03:35:01 PM 60.56 0.87 59.70 427.46 7571.88 03:36:01 PM 21.28 0.00 21.28 0.00 2977.72 03:37:01 PM 100.52 1.40 99.12 76.79 18947.06 03:38:01 PM 1171.93 95.07 1076.86 1697.43 28776.96 03:39:01 PM 59.99 23.98 36.01 475.79 1680.99 Average: 242.38 18.18 224.20 494.19 11365.95 03:32:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:33:01 PM 13353068 15140024 2786240 17.26 2688 2003008 1092840 6.36 140624 2287680 173760 03:34:01 PM 12257984 14444728 3881324 24.05 2688 2390396 1664072 9.68 185068 3280120 189596 03:35:01 PM 11458852 13680228 4680456 29.00 2688 2423580 2752268 16.01 209112 4043428 64 03:36:01 PM 11081124 13645600 5058184 31.34 2688 2757680 2778572 16.17 209216 4386980 258156 03:37:01 PM 10816388 14081052 5322920 32.98 2688 3373824 1862360 10.84 354212 4336440 388956 03:38:01 PM 9747740 13327436 6391568 39.60 2688 3570356 1922108 11.18 404236 5063084 28 03:39:01 PM 11080284 14722572 5059024 31.35 2688 3628172 1220592 7.10 622724 3520176 35592 Average: 11399349 14148806 4739959 29.37 2688 2878145 1898973 11.05 303599 3845415 149450 03:32:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 PM eth0 72.63 45.83 907.28 6.84 0.00 0.00 0.00 0.00 03:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 PM eth0 288.31 233.75 3597.30 38.09 0.00 0.00 0.00 0.00 03:34:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 03:35:01 PM eth0 24.29 16.78 189.33 4.28 0.00 0.00 0.00 0.00 03:35:01 PM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 03:35:01 PM veth9b96623 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 03:36:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:36:01 PM eth0 148.76 78.59 2176.43 6.40 0.00 0.00 0.00 0.00 03:36:01 PM docker0 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 03:36:01 PM veth9b96623 0.18 0.22 0.01 0.01 0.00 0.00 0.00 0.00 03:37:01 PM lo 6.68 6.68 5.20 5.20 0.00 0.00 0.00 0.00 03:37:01 PM eth0 182.57 131.44 1500.23 32.07 0.00 0.00 0.00 0.00 03:37:01 PM docker0 3.22 3.08 4.09 0.44 0.00 0.00 0.00 0.00 03:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 PM eth0 26.42 13.71 291.64 2.29 0.00 0.00 0.00 0.00 03:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 PM eth0 20.96 17.01 50.78 6.74 0.00 0.00 0.00 0.00 03:39:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.75 0.75 0.00 0.00 0.00 0.00 Average: eth0 109.15 76.75 1244.94 13.82 0.00 0.00 0.00 0.00 Average: docker0 0.50 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) 10/19/2026 _x86_64_ (4 CPU) 15:30:40 LINUX RESTART (4 CPU) 03:32:01 PM CPU %user %nice %system %iowait %steal %idle 03:33:01 PM all 9.24 0.00 1.01 0.38 0.01 89.36 03:33:01 PM 0 0.17 0.00 0.62 0.12 0.00 99.10 03:33:01 PM 1 15.52 0.00 1.14 0.83 0.02 82.49 03:33:01 PM 2 13.16 0.00 1.45 0.35 0.02 85.02 03:33:01 PM 3 8.13 0.00 0.82 0.23 0.00 90.82 03:34:01 PM all 25.91 0.00 2.31 1.74 0.01 70.03 03:34:01 PM 0 22.81 0.00 1.94 1.23 0.00 74.02 03:34:01 PM 1 34.50 0.00 3.12 2.11 0.02 60.25 03:34:01 PM 2 28.93 0.00 1.82 1.30 0.02 67.93 03:34:01 PM 3 17.39 0.00 2.36 2.31 0.02 77.93 03:35:01 PM all 11.82 0.00 0.61 0.65 0.00 86.91 03:35:01 PM 0 13.96 0.00 0.67 0.13 0.02 85.22 03:35:01 PM 1 8.02 0.00 0.87 0.78 0.00 90.33 03:35:01 PM 2 13.44 0.00 0.45 0.99 0.00 85.12 03:35:01 PM 3 11.85 0.00 0.47 0.70 0.00 86.98 03:36:01 PM all 2.44 0.00 0.94 0.18 0.01 96.43 03:36:01 PM 0 2.27 0.00 0.94 0.43 0.02 96.34 03:36:01 PM 1 3.01 0.00 0.72 0.05 0.02 96.20 03:36:01 PM 2 2.11 0.00 1.07 0.02 0.00 96.80 03:36:01 PM 3 2.38 0.00 1.02 0.22 0.02 96.37 03:37:01 PM all 30.16 0.08 5.34 1.61 0.01 62.79 03:37:01 PM 0 33.88 0.13 5.87 1.56 0.02 58.54 03:37:01 PM 1 33.27 0.10 5.21 1.65 0.02 59.75 03:37:01 PM 2 29.10 0.02 5.57 2.78 0.02 62.52 03:37:01 PM 3 24.39 0.08 4.72 0.46 0.00 70.35 03:38:01 PM all 26.79 0.00 6.10 11.27 0.02 55.83 03:38:01 PM 0 18.73 0.00 6.01 8.76 0.00 66.50 03:38:01 PM 1 58.32 0.00 5.66 9.72 0.03 26.27 03:38:01 PM 2 15.20 0.00 5.04 12.12 0.02 67.62 03:38:01 PM 3 14.89 0.00 7.68 14.50 0.02 62.91 03:39:01 PM all 30.61 0.00 1.96 0.55 0.02 66.87 03:39:01 PM 0 18.88 0.00 1.97 0.68 0.02 78.45 03:39:01 PM 1 24.62 0.00 1.44 0.60 0.00 73.34 03:39:01 PM 2 37.51 0.00 2.32 0.80 0.03 59.32 03:39:01 PM 3 41.41 0.00 2.09 0.10 0.03 56.37 Average: all 19.55 0.01 2.60 2.33 0.01 75.49 Average: 0 15.79 0.02 2.57 1.84 0.01 79.77 Average: 1 25.28 0.01 2.59 2.24 0.01 69.87 Average: 2 19.92 0.00 2.53 2.62 0.01 74.92 Average: 3 17.20 0.01 2.73 2.63 0.01 77.42