---> uname -a: Linux prd-centos8-docker-8c-8g-3791.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 1049 27227 19 3614 30381 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:15:c4:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe15:c464/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:d5:46:ca 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::42:87ff:fed5:46ca/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) 03/21/2026 _x86_64_ (8 CPU) 17:11:45 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 139.40 20.01 119.39 3984.54 8497.52 05:15:01 PM 417.61 5.42 412.20 1215.80 16030.88 05:16:01 PM 229.12 2.47 226.66 401.60 34582.16 05:17:01 PM 106.63 3.05 103.58 139.82 16037.27 Average: 223.18 7.74 215.45 1435.45 18787.07 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 29313632 31147136 3342080 10.23 2688 2152780 1631708 4.84 152520 2744188 189460 05:15:01 PM 28391708 30545808 4264004 13.06 2688 2463704 1935208 5.74 229188 3537584 109300 05:16:01 PM 26709808 29749044 5945904 18.21 2688 3340180 2595340 7.70 550720 4858168 204 05:17:01 PM 27822216 31053488 4833496 14.80 2688 3527248 1579928 4.69 815524 3475200 24128 Average: 28059341 30623869 4596371 14.08 2688 2870978 1935546 5.74 436988 3653785 80773 05:13:01 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 119.96 94.42 1378.93 31.49 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 411.41 363.41 4251.06 53.09 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 510.61 395.85 8304.23 46.13 0.00 0.00 0.00 0.00 05:16:01 PM docker0 1.70 2.73 0.15 47.87 0.00 0.00 0.00 0.00 05:16:01 PM vethcf78064 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM vetha3f79aa 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 257.98 260.83 431.35 2368.50 0.00 0.00 0.00 0.00 05:17:01 PM docker0 4.97 11.75 0.36 209.60 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 324.99 278.62 3591.37 624.82 0.00 0.00 0.00 0.00 Average: docker0 1.67 3.62 0.13 64.37 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) 03/21/2026 _x86_64_ (8 CPU) 17:11:45 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 11.03 0.00 1.08 0.75 0.06 87.09 05:14:01 PM 0 6.74 0.00 0.82 0.25 0.07 92.12 05:14:01 PM 1 8.51 0.00 0.82 1.10 0.07 89.50 05:14:01 PM 2 27.62 0.00 2.47 0.98 0.07 68.85 05:14:01 PM 3 5.82 0.00 0.72 0.97 0.08 92.41 05:14:01 PM 4 13.56 0.00 1.45 1.32 0.03 83.63 05:14:01 PM 5 11.75 0.00 1.07 0.38 0.05 86.74 05:14:01 PM 6 6.68 0.00 0.50 0.55 0.05 92.21 05:14:01 PM 7 7.51 0.00 0.77 0.40 0.05 91.27 05:15:01 PM all 19.05 0.00 1.37 6.38 0.08 73.12 05:15:01 PM 0 16.41 0.00 1.59 5.72 0.08 76.20 05:15:01 PM 1 14.07 0.00 1.02 4.94 0.08 79.89 05:15:01 PM 2 13.71 0.00 1.74 11.15 0.08 73.32 05:15:01 PM 3 22.47 0.00 1.74 3.56 0.08 72.14 05:15:01 PM 4 12.52 0.00 0.95 9.56 0.08 76.88 05:15:01 PM 5 31.83 0.00 0.67 6.31 0.08 61.11 05:15:01 PM 6 23.91 0.00 1.81 4.23 0.07 69.99 05:15:01 PM 7 17.45 0.00 1.41 5.60 0.07 75.48 05:16:01 PM all 24.87 0.00 1.92 2.94 0.09 70.18 05:16:01 PM 0 23.60 0.00 1.59 0.96 0.08 73.76 05:16:01 PM 1 36.37 0.00 2.16 7.34 0.10 54.04 05:16:01 PM 2 22.59 0.00 2.53 6.14 0.08 68.65 05:16:01 PM 3 34.62 0.00 3.17 3.51 0.10 58.60 05:16:01 PM 4 21.25 0.00 1.64 1.78 0.08 75.24 05:16:01 PM 5 15.85 0.00 1.46 2.99 0.08 79.61 05:16:01 PM 6 21.46 0.00 1.51 0.69 0.07 76.28 05:16:01 PM 7 23.19 0.00 1.29 0.17 0.08 75.27 05:17:01 PM all 11.43 0.00 2.20 1.31 0.07 85.00 05:17:01 PM 0 8.66 0.00 2.48 1.47 0.08 87.31 05:17:01 PM 1 8.70 0.00 2.25 2.06 0.07 86.93 05:17:01 PM 2 16.51 0.00 2.41 0.97 0.05 80.06 05:17:01 PM 3 24.73 0.00 2.65 1.21 0.08 71.34 05:17:01 PM 4 11.20 0.00 1.90 0.17 0.08 86.65 05:17:01 PM 5 5.12 0.00 1.74 1.47 0.07 91.60 05:17:01 PM 6 11.06 0.00 2.58 2.51 0.05 83.80 05:17:01 PM 7 5.46 0.00 1.57 0.64 0.05 92.28 Average: all 16.59 0.00 1.64 2.85 0.07 78.85 Average: 0 13.84 0.00 1.62 2.10 0.08 82.36 Average: 1 16.91 0.00 1.56 3.86 0.08 77.59 Average: 2 20.11 0.00 2.29 4.81 0.07 72.72 Average: 3 21.89 0.00 2.07 2.31 0.09 73.64 Average: 4 14.63 0.00 1.49 3.21 0.07 80.60 Average: 5 16.15 0.00 1.23 2.79 0.07 79.76 Average: 6 15.77 0.00 1.60 2.00 0.06 80.57 Average: 7 13.40 0.00 1.26 1.70 0.06 83.58