---> uname -a: Linux prd-centos8-docker-8c-8g-6977.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 1018 28268 19 2600 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:c6:fe:da brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.105/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fec6:feda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7d:2d:6d:c8 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) 06/05/2026 _x86_64_ (8 CPU) 05:18:13 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 128.98 1.60 127.38 288.75 10444.74 05:21:01 AM 192.95 2.43 190.52 643.39 11581.77 05:22:01 AM 90.69 4.05 86.64 481.04 6412.58 Average: 137.54 2.69 134.85 471.07 9479.64 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 29372500 31248784 3280872 10.05 2688 2193348 1381668 4.10 149648 2669828 206928 05:21:01 AM 27513000 29549192 5140372 15.74 2688 2345652 2911344 8.64 214052 4425240 57044 05:22:01 AM 28942836 31141080 3710536 11.36 2688 2502588 1473048 4.37 244932 2953524 62144 Average: 28609445 30646352 4043927 12.38 2688 2347196 1922020 5.70 202877 3349531 108705 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 151.94 121.60 1675.56 38.75 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 209.65 183.34 1637.30 39.27 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 220.23 188.85 1565.71 111.82 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 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 193.94 164.60 1626.19 63.28 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) 06/05/2026 _x86_64_ (8 CPU) 05:18:13 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 7.60 0.00 0.87 0.66 0.04 90.83 05:20:01 AM 0 0.53 0.00 0.32 0.59 0.05 98.51 05:20:01 AM 1 5.15 0.00 0.82 0.82 0.03 93.18 05:20:01 AM 2 17.06 0.00 1.80 0.97 0.05 80.12 05:20:01 AM 3 23.63 0.00 2.24 0.90 0.05 73.18 05:20:01 AM 4 3.63 0.00 0.57 0.89 0.05 94.86 05:20:01 AM 5 6.11 0.00 0.80 0.78 0.02 92.29 05:20:01 AM 6 4.14 0.00 0.28 0.30 0.02 95.26 05:20:01 AM 7 0.57 0.00 0.15 0.00 0.02 99.27 05:21:01 AM all 36.76 0.00 1.55 1.06 0.10 60.53 05:21:01 AM 0 34.72 0.00 2.04 0.92 0.10 62.23 05:21:01 AM 1 34.09 0.00 2.36 1.15 0.10 62.30 05:21:01 AM 2 34.98 0.00 1.36 0.84 0.12 62.71 05:21:01 AM 3 39.24 0.00 1.24 0.69 0.10 58.74 05:21:01 AM 4 43.88 0.00 1.29 0.87 0.10 53.87 05:21:01 AM 5 35.71 0.00 1.49 1.40 0.10 61.30 05:21:01 AM 6 34.14 0.00 1.60 1.80 0.10 62.35 05:21:01 AM 7 37.34 0.00 1.05 0.77 0.08 60.75 05:22:01 AM all 34.82 0.00 1.56 0.28 0.09 63.25 05:22:01 AM 0 28.79 0.00 1.25 0.25 0.08 69.62 05:22:01 AM 1 39.52 0.00 1.79 0.28 0.08 58.33 05:22:01 AM 2 44.54 0.00 1.94 0.72 0.13 52.67 05:22:01 AM 3 39.43 0.00 1.62 0.12 0.08 58.75 05:22:01 AM 4 22.94 0.00 1.39 0.13 0.08 75.46 05:22:01 AM 5 39.85 0.00 1.52 0.15 0.10 58.38 05:22:01 AM 6 31.50 0.00 1.59 0.27 0.10 66.54 05:22:01 AM 7 31.94 0.00 1.42 0.33 0.08 66.22 Average: all 26.39 0.00 1.33 0.66 0.08 71.54 Average: 0 21.35 0.00 1.20 0.58 0.08 76.79 Average: 1 26.25 0.00 1.65 0.75 0.07 71.28 Average: 2 32.19 0.00 1.70 0.84 0.10 65.17 Average: 3 34.10 0.00 1.70 0.57 0.08 63.56 Average: 4 23.50 0.00 1.08 0.63 0.08 74.71 Average: 5 27.21 0.00 1.27 0.78 0.07 70.67 Average: 6 23.25 0.00 1.16 0.79 0.07 74.73 Average: 7 23.27 0.00 0.87 0.37 0.06 75.42