---> uname -a: Linux prd-centos8-docker-8c-8g-4201.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: 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): 0-7 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 1027 28258 19 2601 30408 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:8c:9f:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe8c:9fba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:de:72:85 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) 08/05/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 137.29 2.00 135.29 332.96 10790.15 05:20:01 AM 201.57 1.93 199.63 621.13 11256.58 05:21:01 AM 78.39 2.53 75.86 464.38 6786.54 Average: 139.08 2.15 136.93 472.82 9611.09 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29294112 31174664 3359260 10.29 2688 2196468 2029528 6.02 152772 2741856 204732 05:20:01 AM 27738844 29807004 4914528 15.05 2688 2376672 2647880 7.86 213000 4198420 93652 05:21:01 AM 28938396 31137860 3714976 11.38 2688 2503884 1530616 4.54 243780 2959888 59416 Average: 28657117 30706509 3996255 12.24 2688 2359008 2069341 6.14 203184 3300055 119267 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 157.53 129.86 1719.91 44.90 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 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 214.85 197.67 2093.80 36.45 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 205.65 186.42 1101.86 151.31 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 192.67 171.32 1638.53 77.55 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) 08/05/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.98 0.00 1.03 0.38 0.05 89.56 05:19:01 AM 0 3.55 0.00 0.48 0.27 0.05 95.65 05:19:01 AM 1 24.84 0.00 2.32 0.65 0.07 72.12 05:19:01 AM 2 8.20 0.00 0.95 0.72 0.05 90.08 05:19:01 AM 3 7.81 0.00 1.14 0.27 0.07 90.72 05:19:01 AM 4 2.44 0.00 0.67 0.37 0.07 96.46 05:19:01 AM 5 2.15 0.00 0.17 0.08 0.05 97.55 05:19:01 AM 6 16.91 0.00 1.95 0.52 0.03 80.59 05:19:01 AM 7 5.93 0.00 0.55 0.18 0.05 93.28 05:20:01 AM all 36.58 0.00 1.57 0.61 0.09 61.15 05:20:01 AM 0 47.27 0.00 1.63 0.59 0.08 50.44 05:20:01 AM 1 27.50 0.00 1.39 0.58 0.10 70.43 05:20:01 AM 2 51.48 0.00 1.29 1.02 0.08 46.13 05:20:01 AM 3 34.48 0.00 1.75 0.52 0.08 63.16 05:20:01 AM 4 35.60 0.00 1.61 0.29 0.08 62.42 05:20:01 AM 5 34.39 0.00 2.09 1.22 0.10 62.21 05:20:01 AM 6 36.02 0.00 1.30 0.23 0.10 62.34 05:20:01 AM 7 25.93 0.00 1.50 0.47 0.07 72.03 05:21:01 AM all 35.19 0.00 1.63 0.22 0.08 62.89 05:21:01 AM 0 38.50 0.00 1.77 0.23 0.08 59.41 05:21:01 AM 1 24.35 0.00 1.27 0.20 0.08 74.10 05:21:01 AM 2 52.57 0.00 2.12 0.40 0.08 44.82 05:21:01 AM 3 35.28 0.00 1.62 0.10 0.08 62.91 05:21:01 AM 4 25.76 0.00 1.55 0.05 0.07 72.57 05:21:01 AM 5 34.00 0.00 1.76 0.23 0.07 63.94 05:21:01 AM 6 36.97 0.00 1.49 0.07 0.07 61.41 05:21:01 AM 7 34.10 0.00 1.44 0.43 0.08 63.95 Average: all 26.91 0.00 1.41 0.40 0.07 71.21 Average: 0 29.73 0.00 1.29 0.36 0.07 68.54 Average: 1 25.56 0.00 1.66 0.48 0.08 72.22 Average: 2 37.41 0.00 1.45 0.71 0.07 60.35 Average: 3 25.86 0.00 1.50 0.30 0.08 72.26 Average: 4 21.24 0.00 1.28 0.23 0.07 77.18 Average: 5 23.50 0.00 1.34 0.51 0.07 74.58 Average: 6 29.96 0.00 1.58 0.27 0.07 68.12 Average: 7 21.99 0.00 1.16 0.36 0.07 76.42