---> uname -a: Linux prd-centos8-docker-8c-8g-4428.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 997 28220 19 2672 30446 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:69:91:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86219sec preferred_lft 86219sec inet6 fe80::f816:3eff:fe69:914f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:14:6f:03 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) 04/07/2026 _x86_64_ (8 CPU) 13:14:39 LINUX RESTART (8 CPU) 01:15:01 PM tps rtps wtps bread/s bwrtn/s 01:16:01 PM 254.97 14.53 240.44 3471.24 8782.52 01:17:01 PM 276.95 17.10 259.86 2717.68 16952.61 Average: 265.96 15.81 250.15 3094.49 12867.22 01:15:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:16:01 PM 29469196 31309080 3186516 9.76 2688 2159032 1410020 4.18 152388 2589496 276256 01:17:01 PM 27320720 29585712 5334992 16.34 2688 2576128 2844784 8.44 256240 4583232 180964 Average: 28394958 30447396 4260754 13.05 2688 2367580 2127402 6.31 204314 3586364 228610 01:15:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:16:01 PM eth0 294.65 194.02 1983.15 57.43 0.00 0.00 0.00 0.00 01:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 PM eth0 407.03 319.40 5262.10 49.47 0.00 0.00 0.00 0.00 01:17:01 PM 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 350.84 256.70 3622.49 53.45 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) 04/07/2026 _x86_64_ (8 CPU) 13:14:39 LINUX RESTART (8 CPU) 01:15:01 PM CPU %user %nice %system %iowait %steal %idle 01:16:01 PM all 11.54 0.00 1.60 0.60 0.06 86.20 01:16:01 PM 0 10.78 0.00 1.40 0.20 0.07 87.55 01:16:01 PM 1 8.47 0.00 1.86 2.60 0.10 86.97 01:16:01 PM 2 14.68 0.00 2.44 0.54 0.07 82.28 01:16:01 PM 3 23.17 0.00 2.51 0.28 0.07 73.97 01:16:01 PM 4 16.25 0.00 1.52 0.35 0.05 81.83 01:16:01 PM 5 6.94 0.00 0.94 0.28 0.05 91.79 01:16:01 PM 6 5.86 0.00 0.70 0.50 0.07 92.87 01:16:01 PM 7 6.15 0.00 1.42 0.08 0.03 92.31 01:17:01 PM all 32.32 0.00 1.43 0.83 0.09 65.33 01:17:01 PM 0 29.92 0.00 1.64 1.24 0.08 67.12 01:17:01 PM 1 26.24 0.00 1.09 0.92 0.08 71.67 01:17:01 PM 2 32.99 0.00 2.33 1.34 0.08 63.27 01:17:01 PM 3 45.65 0.00 1.52 0.72 0.10 52.01 01:17:01 PM 4 35.83 0.00 1.09 0.55 0.08 62.45 01:17:01 PM 5 33.86 0.00 1.34 0.84 0.08 63.88 01:17:01 PM 6 28.19 0.00 1.37 0.52 0.08 69.83 01:17:01 PM 7 25.84 0.00 1.10 0.54 0.08 72.44 Average: all 21.92 0.00 1.52 0.72 0.07 75.77 Average: 0 20.34 0.00 1.52 0.72 0.08 77.34 Average: 1 17.36 0.00 1.47 1.76 0.09 79.32 Average: 2 23.83 0.00 2.38 0.94 0.08 72.77 Average: 3 34.41 0.00 2.01 0.50 0.08 62.99 Average: 4 26.03 0.00 1.30 0.45 0.07 72.15 Average: 5 20.40 0.00 1.14 0.56 0.07 77.84 Average: 6 17.02 0.00 1.04 0.51 0.08 81.36 Average: 7 15.99 0.00 1.26 0.31 0.06 82.38