---> uname -a: Linux prd-centos8-docker-8c-8g-7090.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 1012 28276 20 2599 30422 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:09:0a:da 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 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe09:ada/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:7b:9b:5d 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) 10/05/2026 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 119.67 1.54 118.13 291.97 10594.82 05:20:01 AM 182.79 2.37 180.42 640.32 10822.69 05:21:01 AM 84.17 2.35 81.82 456.78 6372.69 Average: 128.93 2.09 126.84 463.98 9255.96 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29383908 31257760 3269456 10.01 2688 2191756 1376572 4.08 147912 2657996 194608 05:20:01 AM 27542952 29576648 5110412 15.65 2688 2344080 2898856 8.60 212140 4394632 58132 05:21:01 AM 28994752 31190276 3658612 11.20 2688 2500892 1418576 4.21 243088 2899900 60848 Average: 28640537 30674895 4012827 12.29 2688 2345576 1898001 5.63 201047 3317509 104529 05:18:02 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 169.96 131.94 1667.76 43.66 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 173.38 158.35 1599.18 33.53 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 182.29 154.00 1538.17 32.37 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 175.24 148.18 1601.33 36.48 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) 10/05/2026 _x86_64_ (8 CPU) 05:17:21 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 7.47 0.00 0.92 0.27 0.00 91.34 05:19:01 AM 0 17.89 0.00 1.32 0.37 0.00 80.41 05:19:01 AM 1 6.58 0.00 1.05 0.65 0.00 91.71 05:19:01 AM 2 4.13 0.00 0.60 0.27 0.00 95.00 05:19:01 AM 3 4.33 0.00 0.90 0.15 0.00 94.61 05:19:01 AM 4 14.02 0.00 1.59 0.22 0.02 84.15 05:19:01 AM 5 1.26 0.00 0.34 0.22 0.00 98.18 05:19:01 AM 6 10.76 0.00 1.17 0.20 0.02 87.84 05:19:01 AM 7 0.73 0.00 0.34 0.07 0.00 98.86 05:20:01 AM all 37.66 0.00 1.77 0.50 0.02 60.05 05:20:01 AM 0 37.01 0.00 2.07 0.53 0.02 60.37 05:20:01 AM 1 33.04 0.00 2.39 0.94 0.03 63.60 05:20:01 AM 2 34.44 0.00 2.31 0.77 0.02 62.47 05:20:01 AM 3 51.61 0.00 1.22 0.10 0.02 47.05 05:20:01 AM 4 46.84 0.00 1.61 0.33 0.02 51.20 05:20:01 AM 5 19.76 0.00 1.39 0.25 0.02 78.58 05:20:01 AM 6 36.45 0.00 1.17 0.22 0.02 62.15 05:20:01 AM 7 42.09 0.00 2.03 0.85 0.02 55.01 05:21:01 AM all 35.54 0.00 1.95 0.21 0.01 62.29 05:21:01 AM 0 29.11 0.00 1.22 0.02 0.02 69.64 05:21:01 AM 1 45.11 0.00 2.36 0.28 0.00 52.25 05:21:01 AM 2 49.60 0.00 2.61 0.28 0.03 47.48 05:21:01 AM 3 41.59 0.00 1.99 0.15 0.02 56.25 05:21:01 AM 4 27.58 0.00 1.45 0.25 0.02 70.70 05:21:01 AM 5 25.69 0.00 1.54 0.12 0.02 72.63 05:21:01 AM 6 27.69 0.00 2.19 0.38 0.00 69.73 05:21:01 AM 7 37.92 0.00 2.24 0.18 0.02 59.64 Average: all 26.99 0.00 1.55 0.33 0.01 71.12 Average: 0 28.06 0.00 1.54 0.31 0.01 70.08 Average: 1 28.38 0.00 1.94 0.62 0.01 69.05 Average: 2 29.54 0.00 1.84 0.44 0.02 68.16 Average: 3 32.67 0.00 1.37 0.13 0.01 65.81 Average: 4 29.55 0.00 1.55 0.27 0.02 68.61 Average: 5 15.64 0.00 1.09 0.20 0.01 83.06 Average: 6 25.04 0.00 1.51 0.27 0.01 73.16 Average: 7 27.05 0.00 1.54 0.37 0.01 71.03