---> uname -a: Linux prd-centos8-docker-8c-8g-12691.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 1007 28098 19 2782 30432 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:f0:7e:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86227sec preferred_lft 86227sec inet6 fe80::f816:3eff:fef0:7e5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:55:a6:af 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) 07/14/2026 _x86_64_ (8 CPU) 09:29:24 LINUX RESTART (8 CPU) 09:30:01 AM tps rtps wtps bread/s bwrtn/s 09:31:01 AM 160.33 15.29 145.03 4079.17 10363.53 09:32:01 AM 269.71 2.92 266.79 655.51 21547.65 Average: 215.02 9.11 205.91 2367.34 15955.59 09:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:31:01 AM 29086216 31092136 3567156 10.92 2688 2322644 1564824 4.64 171848 2933788 252036 09:32:01 AM 28841472 31228716 3811900 11.67 2688 2695372 1417768 4.21 419216 2895404 63356 Average: 28963844 31160426 3689528 11.30 2688 2509008 1491296 4.42 295532 2914596 157696 09:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 AM eth0 138.84 94.65 1818.20 19.87 0.00 0.00 0.00 0.00 09:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM eth0 490.49 369.69 5560.87 54.82 0.00 0.00 0.00 0.00 09:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 314.66 232.17 3689.53 37.35 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) 07/14/2026 _x86_64_ (8 CPU) 09:29:24 LINUX RESTART (8 CPU) 09:30:01 AM CPU %user %nice %system %iowait %steal %idle 09:31:01 AM all 11.32 0.00 1.19 0.55 0.05 86.88 09:31:01 AM 0 6.26 0.00 1.07 0.37 0.05 92.26 09:31:01 AM 1 18.31 0.00 1.82 1.14 0.08 78.65 09:31:01 AM 2 23.18 0.00 1.99 0.55 0.07 74.21 09:31:01 AM 3 12.51 0.00 1.46 0.90 0.05 85.08 09:31:01 AM 4 7.35 0.00 0.92 0.35 0.05 91.33 09:31:01 AM 5 6.70 0.00 0.70 0.62 0.05 91.94 09:31:01 AM 6 11.41 0.00 1.12 0.38 0.07 87.02 09:31:01 AM 7 4.89 0.00 0.47 0.12 0.02 94.51 09:32:01 AM all 17.53 0.00 1.70 1.27 0.08 79.41 09:32:01 AM 0 24.09 0.00 1.50 1.00 0.08 73.32 09:32:01 AM 1 13.91 0.00 1.86 3.28 0.07 80.88 09:32:01 AM 2 20.87 0.00 1.55 1.52 0.08 75.97 09:32:01 AM 3 16.66 0.00 2.38 2.09 0.08 78.78 09:32:01 AM 4 16.65 0.00 2.31 0.97 0.10 79.97 09:32:01 AM 5 13.08 0.00 1.49 0.42 0.08 84.93 09:32:01 AM 6 24.41 0.00 1.44 0.65 0.10 73.40 09:32:01 AM 7 10.54 0.00 1.09 0.23 0.07 88.07 Average: all 14.42 0.00 1.45 0.91 0.07 83.15 Average: 0 15.16 0.00 1.29 0.68 0.07 82.80 Average: 1 16.11 0.00 1.84 2.21 0.08 79.76 Average: 2 22.03 0.00 1.77 1.04 0.08 75.09 Average: 3 14.59 0.00 1.92 1.50 0.07 81.93 Average: 4 11.99 0.00 1.61 0.66 0.08 85.65 Average: 5 9.89 0.00 1.09 0.52 0.07 88.43 Average: 6 17.90 0.00 1.28 0.52 0.08 80.22 Average: 7 7.71 0.00 0.78 0.18 0.04 91.29