---> uname -a: Linux prd-centos8-docker-8c-8g-5334.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: 2799.996 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 1011 28361 19 2516 30429 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:12:8e:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.146/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe12:8ed5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f7:4b:78:2f 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) 04/24/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 123.15 1.83 121.31 296.88 9372.75 05:20:01 AM 185.81 2.37 183.44 630.22 10121.64 05:21:01 AM 104.05 1.63 102.42 393.93 7395.42 Average: 137.67 1.94 135.73 440.37 8963.40 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29465636 31261868 3190076 9.77 2688 2115492 1373588 4.08 147056 2588788 181892 05:20:01 AM 27646060 29595464 5009652 15.34 2688 2261548 2933600 8.70 210328 4311592 72480 05:21:01 AM 29108648 31221640 3547064 10.86 2688 2420560 1403024 4.16 241100 2805368 61104 Average: 28740115 30692991 3915597 11.99 2688 2265867 1903404 5.65 199495 3235249 105159 05:18:01 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 157.17 125.56 1709.43 43.84 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 220.16 190.45 1623.27 38.81 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 174.75 147.76 1557.17 36.45 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 184.03 154.60 1629.95 39.70 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) 04/24/2026 _x86_64_ (8 CPU) 05:17:24 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.22 0.00 0.91 0.42 0.04 90.41 05:19:01 AM 0 9.06 0.00 0.75 0.18 0.05 89.95 05:19:01 AM 1 3.98 0.00 0.68 0.94 0.05 94.35 05:19:01 AM 2 10.43 0.00 0.90 0.35 0.03 88.29 05:19:01 AM 3 14.25 0.00 1.22 0.15 0.05 84.33 05:19:01 AM 4 5.60 0.00 1.05 0.22 0.03 93.10 05:19:01 AM 5 14.21 0.00 1.44 0.64 0.07 83.65 05:19:01 AM 6 5.88 0.00 0.70 0.35 0.03 93.03 05:19:01 AM 7 2.37 0.00 0.50 0.50 0.03 96.59 05:20:01 AM all 35.83 0.00 1.57 0.80 0.10 61.70 05:20:01 AM 0 31.78 0.00 2.04 2.07 0.10 64.01 05:20:01 AM 1 35.10 0.00 1.60 0.50 0.10 62.69 05:20:01 AM 2 41.09 0.00 2.07 1.67 0.12 55.05 05:20:01 AM 3 24.87 0.00 1.37 0.52 0.10 73.13 05:20:01 AM 4 34.86 0.00 1.42 0.57 0.10 63.05 05:20:01 AM 5 36.44 0.00 0.95 0.37 0.10 62.14 05:20:01 AM 6 34.97 0.00 1.56 0.32 0.10 63.05 05:20:01 AM 7 47.49 0.00 1.50 0.40 0.12 50.49 05:21:01 AM all 35.16 0.00 1.52 0.36 0.09 62.88 05:21:01 AM 0 28.13 0.00 1.40 0.27 0.10 70.10 05:21:01 AM 1 41.45 0.00 1.87 0.89 0.10 55.69 05:21:01 AM 2 40.54 0.00 1.50 0.20 0.08 57.67 05:21:01 AM 3 36.25 0.00 1.55 0.20 0.10 61.89 05:21:01 AM 4 33.87 0.00 0.97 0.13 0.08 64.95 05:21:01 AM 5 30.71 0.00 1.92 0.20 0.08 67.08 05:21:01 AM 6 39.44 0.00 1.57 0.35 0.08 58.55 05:21:01 AM 7 30.85 0.00 1.34 0.62 0.08 67.11 Average: all 26.40 0.00 1.33 0.53 0.08 71.67 Average: 0 22.99 0.00 1.40 0.84 0.08 74.69 Average: 1 26.84 0.00 1.39 0.77 0.08 70.91 Average: 2 30.67 0.00 1.49 0.74 0.08 67.02 Average: 3 25.13 0.00 1.38 0.29 0.08 73.12 Average: 4 24.77 0.00 1.15 0.31 0.07 73.70 Average: 5 27.12 0.00 1.44 0.40 0.08 70.95 Average: 6 26.75 0.00 1.28 0.34 0.07 71.56 Average: 7 26.90 0.00 1.11 0.51 0.08 71.40