---> uname -a: Linux prd-centos8-docker-8c-8g-6919.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 1059 27072 19 3758 30367 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:1c:22:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.219/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe1c:22f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:88:23:de:07 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::42:88ff:fe23:de07/64 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) 04/29/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 222.38 14.51 207.87 3118.15 13337.99 03:40:01 AM 417.86 5.60 412.26 1235.05 14362.78 03:41:01 AM 265.96 2.97 263.00 455.18 45020.26 Average: 302.07 7.69 294.38 1602.71 24240.95 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29150752 31118132 3504952 10.73 2688 2283752 2001880 5.94 194332 2836624 148312 03:40:01 AM 27333528 29702888 5322176 16.30 2688 2676796 2809028 8.33 395976 4420912 186944 03:41:01 AM 26417424 29720060 6238280 19.10 2688 3596020 2632000 7.81 651396 5028320 66728 Average: 27633901 30180360 5021803 15.38 2688 2852189 2480969 7.36 413901 4095285 133995 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 232.06 191.92 2673.45 48.48 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 434.31 367.13 5606.75 55.32 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 590.37 482.81 7125.49 1365.59 0.00 0.00 0.00 0.00 03:41:01 AM docker0 25.41 36.82 1.36 309.47 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 418.92 347.29 5135.37 489.82 0.00 0.00 0.00 0.00 Average: docker0 8.47 12.27 0.45 103.16 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) 04/29/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.16 0.00 1.28 0.71 0.05 84.80 03:39:01 AM 0 5.84 0.00 1.13 0.87 0.07 92.09 03:39:01 AM 1 5.16 0.00 0.95 0.94 0.07 92.89 03:39:01 AM 2 12.89 0.00 1.45 1.07 0.05 84.53 03:39:01 AM 3 15.39 0.00 2.01 1.00 0.07 81.53 03:39:01 AM 4 29.04 0.00 2.32 0.80 0.05 67.79 03:39:01 AM 5 18.34 0.00 0.83 0.22 0.05 80.56 03:39:01 AM 6 10.01 0.00 0.94 0.48 0.05 88.52 03:39:01 AM 7 8.65 0.00 0.57 0.28 0.03 90.47 03:40:01 AM all 27.01 0.00 1.69 1.24 0.08 69.97 03:40:01 AM 0 21.74 0.00 1.70 0.82 0.08 75.66 03:40:01 AM 1 37.21 0.00 2.43 1.11 0.08 59.17 03:40:01 AM 2 26.84 0.00 1.79 1.41 0.10 69.85 03:40:01 AM 3 26.23 0.00 1.24 1.36 0.08 71.10 03:40:01 AM 4 38.21 0.00 0.99 0.15 0.08 60.57 03:40:01 AM 5 22.67 0.00 1.62 0.90 0.08 74.72 03:40:01 AM 6 26.59 0.00 1.19 0.90 0.07 71.25 03:40:01 AM 7 16.54 0.00 2.55 3.31 0.08 77.51 03:41:01 AM all 16.32 0.00 3.00 1.38 0.08 79.22 03:41:01 AM 0 14.48 0.00 2.58 1.26 0.08 81.60 03:41:01 AM 1 12.60 0.00 3.18 2.04 0.10 82.08 03:41:01 AM 2 20.96 0.00 4.46 2.76 0.07 71.75 03:41:01 AM 3 11.72 0.00 3.35 1.80 0.07 83.07 03:41:01 AM 4 23.12 0.00 2.64 1.60 0.10 72.55 03:41:01 AM 5 13.28 0.00 2.71 0.17 0.08 83.76 03:41:01 AM 6 20.37 0.00 2.81 0.77 0.07 75.99 03:41:01 AM 7 14.07 0.00 2.28 0.64 0.07 82.94 Average: all 18.83 0.00 1.99 1.11 0.07 78.00 Average: 0 14.00 0.00 1.80 0.98 0.08 83.14 Average: 1 18.32 0.00 2.18 1.36 0.08 78.05 Average: 2 20.22 0.00 2.57 1.74 0.07 75.39 Average: 3 17.79 0.00 2.20 1.39 0.07 78.56 Average: 4 30.13 0.00 1.98 0.85 0.08 66.96 Average: 5 18.10 0.00 1.72 0.43 0.07 79.68 Average: 6 18.98 0.00 1.64 0.72 0.06 78.60 Average: 7 13.08 0.00 1.80 1.41 0.06 83.65