---> uname -a: Linux prd-centos8-docker-8c-8g-347.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 1037 28155 19 2696 30399 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:ae:05:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.104/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86207sec preferred_lft 86207sec inet6 fe80::f816:3eff:feae:51d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:60:fd:5f:f3 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) 06/22/2026 _x86_64_ (8 CPU) 11:44:06 LINUX RESTART (8 CPU) 11:45:01 AM tps rtps wtps bread/s bwrtn/s 11:46:01 AM 190.29 14.78 175.51 3128.70 11705.15 11:47:01 AM 190.10 7.43 182.67 869.06 15035.79 Average: 190.19 11.10 179.09 1999.07 13370.19 11:45:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:46:01 AM 28887908 30981104 3765464 11.53 2688 2403808 1627192 4.83 193224 3083588 256484 11:47:01 AM 28830108 31124996 3823264 11.71 2688 2599084 1427836 4.24 434644 2875668 53420 Average: 28859008 31053050 3794364 11.62 2688 2501446 1527514 4.53 313934 2979628 154952 11:45:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:46:01 AM eth0 136.03 101.08 1911.96 18.50 0.00 0.00 0.00 0.00 11:46:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:47:01 AM eth0 208.20 188.09 2558.51 35.08 0.00 0.00 0.00 0.00 11:47:01 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 172.11 144.58 2235.18 26.79 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) 06/22/2026 _x86_64_ (8 CPU) 11:44:06 LINUX RESTART (8 CPU) 11:45:01 AM CPU %user %nice %system %iowait %steal %idle 11:46:01 AM all 11.22 0.00 1.07 0.69 0.06 86.96 11:46:01 AM 0 8.08 0.00 0.90 0.88 0.07 90.07 11:46:01 AM 1 7.79 0.00 0.48 0.03 0.08 91.61 11:46:01 AM 2 4.18 0.00 0.48 0.70 0.07 94.57 11:46:01 AM 3 14.65 0.00 1.37 1.07 0.05 82.87 11:46:01 AM 4 8.12 0.00 0.90 0.70 0.05 90.23 11:46:01 AM 5 32.23 0.00 2.62 0.42 0.07 64.66 11:46:01 AM 6 2.01 0.00 0.45 0.33 0.03 97.18 11:46:01 AM 7 12.72 0.00 1.34 1.37 0.05 84.53 11:47:01 AM all 13.31 0.00 1.14 1.69 0.08 83.79 11:47:01 AM 0 9.93 0.00 0.78 0.13 0.08 89.07 11:47:01 AM 1 21.23 0.00 0.67 0.35 0.07 77.68 11:47:01 AM 2 8.88 0.00 1.43 5.39 0.07 84.23 11:47:01 AM 3 9.60 0.00 0.99 1.39 0.07 87.95 11:47:01 AM 4 16.73 0.00 1.59 2.62 0.08 78.98 11:47:01 AM 5 17.57 0.00 1.72 1.02 0.10 79.59 11:47:01 AM 6 12.24 0.00 0.79 0.50 0.07 86.40 11:47:01 AM 7 10.22 0.00 1.14 2.12 0.07 86.45 Average: all 12.26 0.00 1.10 1.19 0.07 85.38 Average: 0 9.00 0.00 0.84 0.51 0.08 89.57 Average: 1 14.51 0.00 0.58 0.19 0.08 84.64 Average: 2 6.52 0.00 0.96 3.04 0.07 89.42 Average: 3 12.13 0.00 1.18 1.23 0.06 85.40 Average: 4 12.42 0.00 1.24 1.66 0.07 84.60 Average: 5 24.91 0.00 2.17 0.72 0.08 72.12 Average: 6 7.11 0.00 0.62 0.42 0.05 91.81 Average: 7 11.47 0.00 1.24 1.75 0.06 85.49