---> uname -a: Linux prd-centos8-docker-8c-8g-7995.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 31890 1005 28229 19 2655 30439 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:d1:38:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.94/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86247sec preferred_lft 86247sec inet6 fe80::f816:3eff:fed1:387f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4d:d1:35:fa 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/04/2026 _x86_64_ (8 CPU) 05:22:37 LINUX RESTART (8 CPU) 05:23:01 AM tps rtps wtps bread/s bwrtn/s 05:24:01 AM 248.80 20.68 228.12 4026.39 10335.75 05:25:01 AM 228.90 3.72 225.18 738.68 14042.18 Average: 238.85 12.20 226.65 2382.67 12188.81 05:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:24:01 AM 29030076 30949056 3625636 11.10 2688 2236496 1821820 5.41 164192 2998160 208136 05:25:01 AM 28979156 31239648 3676556 11.26 2688 2570736 1362468 4.04 405932 2783600 199416 Average: 29004616 31094352 3651096 11.18 2688 2403616 1592144 4.72 285062 2890880 203776 05:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 AM eth0 189.95 136.00 2000.77 40.17 0.00 0.00 0.00 0.00 05:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 AM eth0 373.09 289.60 4933.89 41.44 0.00 0.00 0.00 0.00 05:25:01 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 281.51 212.80 3467.21 40.80 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/04/2026 _x86_64_ (8 CPU) 05:22:37 LINUX RESTART (8 CPU) 05:23:01 AM CPU %user %nice %system %iowait %steal %idle 05:24:01 AM all 11.98 0.00 1.27 0.65 0.05 86.06 05:24:01 AM 0 12.06 0.00 1.89 1.32 0.07 84.66 05:24:01 AM 1 9.17 0.00 0.99 0.35 0.07 89.43 05:24:01 AM 2 22.42 0.00 2.19 1.10 0.07 74.22 05:24:01 AM 3 10.14 0.00 1.25 0.55 0.05 88.01 05:24:01 AM 4 15.36 0.00 1.30 0.55 0.03 82.75 05:24:01 AM 5 7.67 0.00 0.94 0.53 0.05 90.81 05:24:01 AM 6 5.46 0.00 0.47 0.47 0.05 93.56 05:24:01 AM 7 13.53 0.00 1.12 0.28 0.03 85.03 05:25:01 AM all 16.86 0.00 1.19 0.54 0.06 81.35 05:25:01 AM 0 13.77 0.00 0.73 0.02 0.07 85.42 05:25:01 AM 1 12.96 0.00 1.07 0.35 0.05 85.57 05:25:01 AM 2 19.24 0.00 1.37 0.60 0.07 78.72 05:25:01 AM 3 19.34 0.00 1.52 0.45 0.05 78.64 05:25:01 AM 4 14.63 0.00 1.30 0.58 0.07 83.41 05:25:01 AM 5 20.85 0.00 2.06 0.77 0.05 76.28 05:25:01 AM 6 14.87 0.00 0.62 0.37 0.05 84.10 05:25:01 AM 7 19.28 0.00 0.85 1.15 0.05 78.67 Average: all 14.42 0.00 1.23 0.59 0.05 83.71 Average: 0 12.92 0.00 1.31 0.67 0.07 85.04 Average: 1 11.07 0.00 1.03 0.35 0.06 87.50 Average: 2 20.83 0.00 1.78 0.85 0.07 76.47 Average: 3 14.73 0.00 1.39 0.50 0.05 83.33 Average: 4 15.00 0.00 1.30 0.57 0.05 83.08 Average: 5 14.25 0.00 1.50 0.65 0.05 83.55 Average: 6 10.16 0.00 0.54 0.42 0.05 88.83 Average: 7 16.40 0.00 0.98 0.72 0.04 81.85