---> uname -a: Linux prd-centos8-docker-8c-8g-4702.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 nrip_save 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1018 28267 19 2601 30417 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:a2:51:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.13/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fea2:51e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:39:e2:5c 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/07/2026 _x86_64_ (8 CPU) 05:17:50 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 280.03 32.83 247.19 7575.96 43713.98 05:20:00 AM 193.95 3.68 190.27 661.47 15175.01 05:20:01 AM 20.20 9.09 11.11 15240.40 88.89 05:21:01 AM 114.96 1.63 113.33 413.53 6939.54 05:22:01 AM 54.67 1.30 53.37 112.90 4826.56 Average: 160.19 9.88 150.31 2251.45 17603.19 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29559444 31227300 3093928 9.48 2688 1992456 1473148 4.37 139320 2527972 170116 05:20:00 AM 27937748 29926440 4715624 14.44 2688 2300304 2779812 8.25 178640 4046972 91132 05:20:01 AM 27846380 29843392 4806992 14.72 2688 2308428 2902132 8.61 179828 4136916 91728 05:21:01 AM 27235244 29404136 5418128 16.59 2688 2474932 3503424 10.40 236688 4667028 67228 05:22:01 AM 28938256 31139420 3715116 11.38 2688 2504856 1476924 4.38 432452 2770136 8500 Average: 28303414 30308138 4349958 13.32 2688 2316195 2427088 7.20 233386 3629805 85741 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 413.78 257.37 1791.92 64.74 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM eth0 264.47 238.53 2264.64 63.87 0.00 0.00 0.00 0.00 05:20:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 8.08 12.12 1.85 2.00 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 160.79 135.38 1533.93 30.80 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 139.00 141.15 263.66 163.63 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 243.46 192.18 1454.18 80.51 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 08/07/2026 _x86_64_ (8 CPU) 05:17:50 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.86 0.00 2.52 2.03 0.06 80.53 05:19:01 AM 0 12.24 0.00 3.49 5.46 0.08 78.73 05:19:01 AM 1 9.58 0.00 1.24 0.42 0.07 88.70 05:19:01 AM 2 16.76 0.00 2.46 3.55 0.07 77.17 05:19:01 AM 3 7.69 0.00 1.91 0.75 0.07 89.58 05:19:01 AM 4 23.64 0.00 3.16 1.42 0.07 71.71 05:19:01 AM 5 23.57 0.00 4.32 0.92 0.07 71.12 05:19:01 AM 6 13.05 0.00 1.89 0.50 0.05 84.51 05:19:01 AM 7 12.32 0.00 1.69 3.23 0.05 82.71 05:20:00 AM all 20.87 0.00 1.49 0.56 0.07 77.01 05:20:00 AM 0 13.52 0.00 1.24 0.85 0.07 84.32 05:20:00 AM 1 22.98 0.00 1.04 0.31 0.07 75.61 05:20:00 AM 2 26.54 0.00 1.80 0.48 0.07 71.11 05:20:00 AM 3 18.49 0.00 1.64 0.99 0.09 78.80 05:20:00 AM 4 22.64 0.00 1.94 0.34 0.07 75.01 05:20:00 AM 5 18.86 0.00 0.71 0.19 0.07 80.17 05:20:00 AM 6 18.32 0.00 1.72 0.56 0.07 79.33 05:20:00 AM 7 25.57 0.00 1.84 0.78 0.07 71.74 05:20:01 AM all 41.94 0.00 1.76 0.13 0.00 56.17 05:20:01 AM 0 20.20 0.00 2.02 0.00 0.00 77.78 05:20:01 AM 1 3.06 0.00 1.02 0.00 0.00 95.92 05:20:01 AM 2 52.53 0.00 0.00 0.00 0.00 47.47 05:20:01 AM 3 48.48 0.00 3.03 0.00 0.00 48.48 05:20:01 AM 4 85.00 0.00 3.00 1.00 0.00 11.00 05:20:01 AM 5 10.00 0.00 1.00 0.00 0.00 89.00 05:20:01 AM 6 61.00 0.00 2.00 0.00 0.00 37.00 05:20:01 AM 7 54.55 0.00 2.02 0.00 0.00 43.43 05:21:01 AM all 43.80 0.00 1.50 0.30 0.10 54.30 05:21:01 AM 0 42.50 0.00 1.35 0.12 0.08 55.95 05:21:01 AM 1 46.38 0.00 1.27 0.25 0.12 51.99 05:21:01 AM 2 41.23 0.00 1.87 0.37 0.10 56.43 05:21:01 AM 3 37.90 0.00 1.42 0.57 0.08 60.03 05:21:01 AM 4 55.39 0.00 1.59 0.30 0.10 42.62 05:21:01 AM 5 46.04 0.00 1.76 0.17 0.10 51.94 05:21:01 AM 6 36.23 0.00 1.24 0.22 0.10 62.22 05:21:01 AM 7 44.75 0.00 1.49 0.45 0.08 53.23 05:22:01 AM all 17.64 0.00 1.32 0.11 0.06 80.87 05:22:01 AM 0 14.30 0.00 0.94 0.28 0.08 84.40 05:22:01 AM 1 18.94 0.00 2.00 0.18 0.05 78.82 05:22:01 AM 2 19.80 0.00 1.42 0.07 0.05 78.66 05:22:01 AM 3 31.38 0.00 1.62 0.10 0.08 66.81 05:22:01 AM 4 19.03 0.00 1.47 0.07 0.07 79.37 05:22:01 AM 5 10.27 0.00 0.92 0.08 0.05 88.68 05:22:01 AM 6 12.74 0.00 0.99 0.02 0.05 86.20 05:22:01 AM 7 14.64 0.00 1.22 0.12 0.05 83.98 Average: all 24.38 0.00 1.71 0.75 0.07 73.09 Average: 0 20.68 0.00 1.76 1.67 0.08 75.82 Average: 1 24.40 0.00 1.39 0.29 0.08 73.85 Average: 2 26.20 0.00 1.88 1.11 0.07 70.74 Average: 3 24.01 0.00 1.65 0.60 0.08 73.66 Average: 4 30.45 0.00 2.04 0.53 0.08 66.90 Average: 5 24.64 0.00 1.93 0.34 0.07 73.02 Average: 6 20.26 0.00 1.46 0.32 0.07 77.89 Average: 7 24.43 0.00 1.56 1.14 0.06 72.80