---> uname -a: Linux prd-centos8-docker-8c-8g-2381.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1033 27240 19 3615 30396 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:f0:8e:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.128/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fef0:8e7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b1:41:d5:3a 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 inet6 fe80::42:b1ff:fe41:d53a/64 scope link 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) 01/23/2026 _x86_64_ (8 CPU) 17:12:15 LINUX RESTART (8 CPU) 05:13:02 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 170.03 14.77 155.25 3253.68 10633.51 05:15:01 PM 458.21 4.85 453.36 1166.87 13168.42 05:16:01 PM 199.73 2.30 197.43 410.13 34271.46 05:17:01 PM 91.90 1.03 90.87 43.32 13477.76 Average: 230.21 5.70 224.51 1209.99 17918.33 05:13:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29131804 30987496 3523908 10.79 2688 2173808 1825784 5.42 155188 2910436 113396 05:15:01 PM 28047904 30355420 4607808 14.11 2688 2614988 2027596 6.02 267496 3835160 255248 05:16:01 PM 25940712 29003144 6715000 20.56 2688 3361200 3496904 10.38 553748 5617548 18084 05:17:01 PM 27951200 31180280 4704512 14.41 2688 3525428 1479664 4.39 811220 3350096 90228 Average: 27767905 30381585 4887807 14.97 2688 2918856 2207487 6.55 446913 3928310 119239 05:13:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 137.02 110.89 1448.06 35.77 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 535.69 450.21 6405.39 60.92 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 388.69 308.61 5961.45 35.98 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.08 11.80 0.41 119.60 0.00 0.00 0.00 0.00 05:16:01 PM veth1d5afd7 4.25 8.68 0.31 71.72 0.00 0.00 0.00 0.01 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 458.05 482.69 362.33 4801.43 0.00 0.00 0.00 0.00 05:17:01 PM docker0 5.80 12.28 0.37 135.97 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 380.87 339.05 3552.95 1238.59 0.00 0.00 0.00 0.00 Average: docker0 2.98 6.04 0.20 64.16 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) 01/23/2026 _x86_64_ (8 CPU) 17:12:15 LINUX RESTART (8 CPU) 05:13:02 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 10.37 0.00 0.98 0.92 0.05 87.67 05:14:01 PM 0 2.51 0.00 0.32 0.03 0.05 97.08 05:14:01 PM 1 11.48 0.00 1.19 0.87 0.07 86.40 05:14:01 PM 2 18.91 0.00 1.50 1.96 0.05 77.59 05:14:01 PM 3 18.19 0.00 1.53 2.00 0.03 78.24 05:14:01 PM 4 2.95 0.00 0.73 0.60 0.07 95.66 05:14:01 PM 5 8.31 0.00 0.70 0.49 0.05 90.45 05:14:01 PM 6 13.40 0.00 1.29 0.76 0.05 84.49 05:14:01 PM 7 7.23 0.00 0.61 0.65 0.03 91.48 05:15:01 PM all 26.41 0.00 1.74 1.20 0.10 70.54 05:15:01 PM 0 26.97 0.00 1.27 0.50 0.10 71.16 05:15:01 PM 1 30.94 0.00 1.52 0.43 0.10 67.01 05:15:01 PM 2 29.52 0.00 1.26 0.22 0.08 68.92 05:15:01 PM 3 35.49 0.00 1.46 1.44 0.10 61.52 05:15:01 PM 4 22.42 0.00 1.52 1.47 0.10 74.48 05:15:01 PM 5 16.02 0.00 2.71 3.27 0.12 77.89 05:15:01 PM 6 23.32 0.00 1.29 0.49 0.07 74.84 05:15:01 PM 7 26.54 0.00 2.94 1.83 0.10 68.60 05:16:01 PM all 17.41 0.00 1.70 1.24 0.07 79.57 05:16:01 PM 0 22.84 0.00 1.14 0.02 0.07 75.94 05:16:01 PM 1 14.89 0.00 2.05 2.30 0.05 80.71 05:16:01 PM 2 21.96 0.00 1.73 0.74 0.08 75.49 05:16:01 PM 3 24.05 0.00 2.03 0.44 0.08 73.40 05:16:01 PM 4 12.29 0.00 1.58 0.44 0.05 85.64 05:16:01 PM 5 10.63 0.00 2.01 0.70 0.07 86.59 05:16:01 PM 6 7.84 0.00 1.13 0.46 0.08 90.49 05:16:01 PM 7 24.71 0.00 1.96 4.83 0.08 68.42 05:17:01 PM all 13.30 0.00 2.04 0.36 0.08 84.22 05:17:01 PM 0 5.99 0.00 1.69 0.08 0.08 92.15 05:17:01 PM 1 9.25 0.00 1.83 0.50 0.08 88.33 05:17:01 PM 2 13.70 0.00 1.71 0.08 0.10 84.40 05:17:01 PM 3 28.97 0.00 2.75 0.35 0.08 67.85 05:17:01 PM 4 11.02 0.00 2.21 1.68 0.07 85.02 05:17:01 PM 5 14.92 0.00 2.03 0.05 0.08 82.91 05:17:01 PM 6 13.36 0.00 1.93 0.08 0.07 84.56 05:17:01 PM 7 9.20 0.00 2.14 0.07 0.05 88.54 Average: all 16.90 0.00 1.62 0.93 0.07 80.48 Average: 0 14.62 0.00 1.11 0.16 0.08 84.04 Average: 1 16.67 0.00 1.65 1.03 0.08 80.58 Average: 2 21.03 0.00 1.55 0.75 0.08 76.59 Average: 3 26.71 0.00 1.94 1.05 0.08 70.22 Average: 4 12.21 0.00 1.51 1.05 0.07 85.16 Average: 5 12.48 0.00 1.86 1.13 0.08 84.45 Average: 6 14.50 0.00 1.41 0.45 0.07 83.58 Average: 7 16.95 0.00 1.92 1.85 0.07 79.22