---> uname -a: Linux prd-centos8-docker-8c-8g-3864.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 1002 28371 19 2515 30438 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:78:53:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fe78:53d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a5:eb:10:57 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) 04/05/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 184.36 3.02 181.34 373.77 11307.47 05:20:01 AM 177.31 2.50 174.81 940.20 10111.98 05:21:01 AM 78.61 2.85 75.76 130.62 6367.98 Average: 146.55 2.79 143.76 482.16 9250.99 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28484600 30321888 4171112 12.77 2688 2153936 2774060 8.23 166656 3537276 162492 05:20:01 AM 26963564 29031604 5692148 17.43 2688 2377464 3584228 10.63 230420 4960688 109388 05:21:01 AM 29012044 31128248 3643668 11.16 2688 2422916 1481552 4.40 415936 2727716 23104 Average: 28153403 30160580 4502309 13.79 2688 2318105 2613280 7.75 271004 3741893 98328 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 211.30 179.22 2117.33 55.04 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 221.44 191.67 2325.38 38.62 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 165.79 162.45 355.01 172.96 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 199.45 177.77 1596.36 89.06 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) 04/05/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 17.56 0.00 1.47 0.50 0.06 80.41 05:19:01 AM 0 1.70 0.00 1.07 0.68 0.07 96.47 05:19:01 AM 1 29.03 0.00 2.46 0.32 0.07 68.12 05:19:01 AM 2 25.78 0.00 1.60 0.68 0.07 71.88 05:19:01 AM 3 12.50 0.00 0.95 0.61 0.05 85.88 05:19:01 AM 4 17.53 0.00 1.58 0.58 0.07 80.24 05:19:01 AM 5 14.49 0.00 2.11 0.61 0.07 82.72 05:19:01 AM 6 22.37 0.00 0.78 0.24 0.05 76.57 05:19:01 AM 7 17.02 0.00 1.21 0.24 0.05 81.48 05:20:01 AM all 43.01 0.00 1.49 0.47 0.08 54.95 05:20:01 AM 0 56.37 0.00 1.69 0.70 0.08 41.15 05:20:01 AM 1 48.89 0.00 1.49 0.30 0.08 49.24 05:20:01 AM 2 58.52 0.00 1.57 0.03 0.08 39.80 05:20:01 AM 3 31.44 0.00 1.82 1.25 0.10 65.39 05:20:01 AM 4 38.23 0.00 1.27 0.23 0.07 60.20 05:20:01 AM 5 37.58 0.00 0.92 0.23 0.10 61.16 05:20:01 AM 6 43.94 0.00 1.30 0.25 0.07 54.44 05:20:01 AM 7 29.09 0.00 1.84 0.74 0.07 68.27 05:21:01 AM all 22.58 0.00 1.43 0.15 0.07 75.76 05:21:01 AM 0 23.13 0.00 1.22 0.03 0.07 75.55 05:21:01 AM 1 13.09 0.00 1.12 0.30 0.08 85.40 05:21:01 AM 2 17.11 0.00 1.20 0.05 0.08 81.55 05:21:01 AM 3 33.08 0.00 1.95 0.12 0.05 64.80 05:21:01 AM 4 25.06 0.00 1.47 0.08 0.07 73.32 05:21:01 AM 5 15.11 0.00 1.30 0.32 0.05 83.22 05:21:01 AM 6 28.69 0.00 1.45 0.05 0.05 69.76 05:21:01 AM 7 25.42 0.00 1.74 0.28 0.08 72.48 Average: all 27.78 0.00 1.46 0.37 0.07 70.32 Average: 0 27.24 0.00 1.33 0.47 0.07 70.89 Average: 1 30.34 0.00 1.68 0.31 0.08 67.59 Average: 2 33.85 0.00 1.46 0.25 0.08 64.37 Average: 3 25.75 0.00 1.58 0.66 0.07 71.94 Average: 4 26.99 0.00 1.44 0.30 0.07 71.20 Average: 5 22.44 0.00 1.44 0.39 0.07 75.66 Average: 6 31.71 0.00 1.18 0.18 0.06 66.87 Average: 7 23.88 0.00 1.60 0.42 0.07 74.04