---> uname -a: Linux prd-centos8-docker-8c-8g-7167.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 1015 28356 19 2518 30426 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:54:4b:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe54:4b60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:06:d3:a3 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) 04/30/2026 _x86_64_ (8 CPU) 05:17:18 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 166.19 2.83 163.36 363.75 12653.45 05:20:01 AM 167.76 2.55 165.21 951.57 8022.91 05:21:01 AM 76.16 2.80 73.36 129.56 6268.63 Average: 136.70 2.73 133.97 481.60 8981.72 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28804832 30640492 3850880 11.79 2688 2152668 2246356 6.66 166312 3213728 103648 05:20:01 AM 27422268 29489576 5233444 16.03 2688 2376860 2921676 8.67 229672 4503624 110064 05:21:01 AM 29041432 31160164 3614280 11.07 2688 2425764 1454320 4.31 417028 2699424 28452 Average: 28422844 30430077 4232868 12.96 2688 2318431 2207451 6.55 271004 3472259 80721 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 204.85 168.11 1995.63 53.59 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 215.03 190.22 2358.41 35.80 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 167.96 160.73 352.99 171.44 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 195.95 173.02 1568.97 86.95 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) 04/30/2026 _x86_64_ (8 CPU) 05:17:18 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 15.23 0.00 1.36 0.46 0.07 82.88 05:19:01 AM 0 7.76 0.00 0.94 0.20 0.07 91.04 05:19:01 AM 1 17.63 0.00 1.64 0.58 0.07 80.08 05:19:01 AM 2 28.95 0.00 1.84 0.67 0.07 68.48 05:19:01 AM 3 13.22 0.00 0.90 0.85 0.07 84.95 05:19:01 AM 4 8.14 0.00 0.92 0.55 0.08 90.31 05:19:01 AM 5 14.76 0.00 1.02 0.25 0.05 83.92 05:19:01 AM 6 22.32 0.00 2.16 0.57 0.08 74.87 05:19:01 AM 7 9.01 0.00 1.46 0.03 0.05 89.45 05:20:01 AM all 42.55 0.00 1.50 0.42 0.09 55.45 05:20:01 AM 0 44.68 0.00 1.55 0.38 0.08 53.30 05:20:01 AM 1 41.81 0.00 1.77 0.65 0.08 55.68 05:20:01 AM 2 53.92 0.00 1.50 0.28 0.08 44.21 05:20:01 AM 3 52.99 0.00 1.44 0.33 0.10 45.14 05:20:01 AM 4 48.72 0.00 2.19 0.94 0.08 48.07 05:20:01 AM 5 31.92 0.00 0.94 0.13 0.07 66.94 05:20:01 AM 6 36.89 0.00 1.20 0.22 0.10 61.59 05:20:01 AM 7 29.43 0.00 1.37 0.40 0.08 68.71 05:21:01 AM all 25.09 0.00 1.42 0.15 0.08 73.26 05:21:01 AM 0 15.50 0.00 1.14 0.03 0.08 83.25 05:21:01 AM 1 20.47 0.00 1.27 0.10 0.08 78.07 05:21:01 AM 2 26.68 0.00 1.34 0.42 0.08 71.48 05:21:01 AM 3 36.38 0.00 1.71 0.12 0.08 61.72 05:21:01 AM 4 28.08 0.00 1.44 0.07 0.08 70.34 05:21:01 AM 5 22.17 0.00 1.45 0.18 0.08 76.11 05:21:01 AM 6 25.73 0.00 1.50 0.13 0.07 72.57 05:21:01 AM 7 25.74 0.00 1.54 0.17 0.07 72.49 Average: all 27.62 0.00 1.43 0.34 0.08 70.53 Average: 0 22.65 0.00 1.21 0.21 0.08 75.85 Average: 1 26.63 0.00 1.56 0.45 0.08 71.28 Average: 2 36.51 0.00 1.56 0.46 0.08 61.39 Average: 3 34.21 0.00 1.35 0.43 0.08 63.92 Average: 4 28.32 0.00 1.52 0.52 0.08 69.56 Average: 5 22.95 0.00 1.14 0.19 0.07 75.66 Average: 6 28.31 0.00 1.62 0.31 0.08 69.68 Average: 7 21.40 0.00 1.46 0.20 0.07 76.88