---> uname -a: Linux prd-centos8-docker-8c-8g-5564.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1026 28256 20 2604 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:72:b2:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.154/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe72:b279/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ef:0b:37:23 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) 09/27/2026 _x86_64_ (8 CPU) 05:17:34 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 199.83 6.81 193.02 1113.76 7415.16 05:20:01 AM 205.85 3.27 202.58 760.68 15062.53 05:21:01 AM 99.80 1.63 98.17 393.80 7398.40 Average: 168.49 3.90 164.59 756.06 9958.56 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29420956 31284612 3232416 9.90 2688 2181940 1387472 4.12 138716 2641288 329900 05:20:01 AM 27354044 29381588 5299328 16.23 2688 2338484 3170168 9.41 208500 4590844 82372 05:21:01 AM 29011536 31202772 3641836 11.15 2688 2497500 1384008 4.11 240704 2887408 41468 Average: 28595512 30622991 4057860 12.43 2688 2339308 1980549 5.88 195973 3373180 151247 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 139.52 87.15 1704.86 23.64 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 243.92 218.09 1787.54 56.25 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 192.05 162.42 1562.49 36.05 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 191.83 155.89 1684.96 38.65 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) 09/27/2026 _x86_64_ (8 CPU) 05:17:34 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.00 0.00 1.21 0.60 0.01 88.18 05:19:01 AM 0 13.49 0.00 1.12 0.28 0.02 85.09 05:19:01 AM 1 9.62 0.00 1.81 2.64 0.02 85.91 05:19:01 AM 2 9.22 0.00 1.25 0.20 0.02 89.31 05:19:01 AM 3 11.52 0.00 1.12 0.20 0.00 87.16 05:19:01 AM 4 5.16 0.00 0.78 0.33 0.00 93.72 05:19:01 AM 5 1.29 0.00 0.57 0.60 0.00 97.54 05:19:01 AM 6 20.53 0.00 2.24 0.38 0.02 76.83 05:19:01 AM 7 9.19 0.00 0.78 0.12 0.02 89.89 05:20:01 AM all 31.73 0.00 1.82 0.57 0.01 65.86 05:20:01 AM 0 42.87 0.00 2.38 0.84 0.02 53.90 05:20:01 AM 1 42.34 0.00 2.18 0.79 0.02 54.68 05:20:01 AM 2 38.04 0.00 1.84 0.27 0.02 59.84 05:20:01 AM 3 22.75 0.00 2.09 0.89 0.02 74.26 05:20:01 AM 4 28.62 0.00 1.59 0.23 0.00 69.56 05:20:01 AM 5 22.99 0.00 1.20 0.60 0.02 75.19 05:20:01 AM 6 25.87 0.00 1.95 0.49 0.00 71.70 05:20:01 AM 7 30.40 0.00 1.36 0.47 0.00 67.77 05:21:01 AM all 39.81 0.00 2.04 0.27 0.01 57.87 05:21:01 AM 0 35.27 0.00 1.82 0.45 0.02 62.44 05:21:01 AM 1 45.66 0.00 1.85 0.18 0.02 52.29 05:21:01 AM 2 38.73 0.00 1.77 0.15 0.03 59.31 05:21:01 AM 3 38.66 0.00 2.31 0.28 0.00 58.75 05:21:01 AM 4 38.54 0.00 2.31 0.27 0.02 58.87 05:21:01 AM 5 38.43 0.00 1.97 0.22 0.02 59.36 05:21:01 AM 6 40.60 0.00 2.31 0.30 0.02 56.78 05:21:01 AM 7 42.58 0.00 2.01 0.27 0.00 55.15 Average: all 27.18 0.00 1.69 0.48 0.01 70.64 Average: 0 30.53 0.00 1.77 0.52 0.02 67.16 Average: 1 32.55 0.00 1.95 1.20 0.02 64.29 Average: 2 28.65 0.00 1.62 0.21 0.02 69.50 Average: 3 24.31 0.00 1.84 0.46 0.01 73.39 Average: 4 24.10 0.00 1.56 0.28 0.01 74.06 Average: 5 20.90 0.00 1.25 0.47 0.01 77.36 Average: 6 29.00 0.00 2.16 0.39 0.01 68.44 Average: 7 27.37 0.00 1.38 0.28 0.01 70.96