---> uname -a: Linux prd-centos8-docker-4c-4g-5671.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 815 11827 19 3119 14601 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:98:83:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.142/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85991sec preferred_lft 85991sec inet6 fe80::f816:3eff:fe98:83a0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:97:61:cd 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:a3ff:fe97:61cd/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) 04/24/2026 _x86_64_ (4 CPU) 18:43:21 LINUX RESTART (4 CPU) 06:44:01 PM tps rtps wtps bread/s bwrtn/s 06:45:01 PM 229.27 18.68 210.60 3461.25 11212.08 06:46:01 PM 118.17 3.28 114.89 776.01 10909.85 06:47:01 PM 26.05 0.00 26.05 0.00 6468.82 06:48:01 PM 3.03 1.80 1.23 56.52 302.13 06:49:01 PM 84.57 1.70 82.87 575.54 15709.35 06:50:01 PM 26.39 0.45 25.94 56.38 1113.03 Average: 81.25 4.32 76.93 820.99 7619.54 06:44:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:45:01 PM 12606184 14730492 3535348 21.90 2688 2330324 1400192 8.15 167676 2972752 246412 06:46:01 PM 10834800 13214688 5306732 32.88 2688 2581440 2802740 16.30 262568 4623284 183712 06:47:01 PM 10426140 12810164 5715392 35.41 2688 2585460 3032156 17.64 262832 5029084 928 06:48:01 PM 9194480 11589744 6947052 43.04 2688 2596284 4182152 24.33 266832 6252192 1756 06:49:01 PM 8529656 11358736 7611876 47.16 2688 3019612 4702908 27.36 405616 6736348 1000 06:50:01 PM 12155268 14993300 3986264 24.70 2688 3027804 1135108 6.60 596400 2933552 23424 Average: 10624421 13116187 5517111 34.18 2688 2690154 2875876 16.73 326987 4757869 76205 06:44:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:45:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:45:01 PM eth0 260.45 209.01 3051.08 37.02 0.00 0.00 0.00 0.00 06:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:46:01 PM eth0 260.37 182.06 3421.28 27.07 0.00 0.00 0.00 0.00 06:46:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:47:01 PM eth0 18.13 18.21 3.43 26.31 0.00 0.00 0.00 0.00 06:47:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:48:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:48:01 PM eth0 21.71 20.00 4.54 17.37 0.00 0.00 0.00 0.00 06:48:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:49:01 PM lo 15.66 15.66 27.06 27.06 0.00 0.00 0.00 0.00 06:49:01 PM eth0 214.08 123.89 2827.29 10.91 0.00 0.00 0.00 0.00 06:49:01 PM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 06:49:01 PM veth6cb64cd 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 06:49:01 PM br-49bae2513c9b 5.61 5.61 25.61 0.93 0.00 0.00 0.00 0.00 06:50:01 PM lo 0.75 0.75 0.04 0.04 0.00 0.00 0.00 0.00 06:50:01 PM eth0 27.34 21.43 21.56 9.67 0.00 0.00 0.00 0.00 06:50:01 PM docker0 0.05 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.74 2.74 4.52 4.52 0.00 0.00 0.00 0.00 Average: eth0 133.69 95.77 1555.00 21.39 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 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_ (4 CPU) 18:43:21 LINUX RESTART (4 CPU) 06:44:01 PM CPU %user %nice %system %iowait %steal %idle 06:45:01 PM all 26.27 0.00 2.98 1.20 0.10 69.45 06:45:01 PM 0 33.87 0.00 3.88 0.97 0.10 61.18 06:45:01 PM 1 26.47 0.00 2.61 0.87 0.12 69.93 06:45:01 PM 2 18.41 0.00 3.17 1.79 0.10 76.52 06:45:01 PM 3 26.30 0.00 2.27 1.15 0.08 70.18 06:46:01 PM all 60.60 0.00 2.10 0.59 0.13 36.58 06:46:01 PM 0 52.89 0.00 2.09 0.38 0.12 44.52 06:46:01 PM 1 64.66 0.00 2.44 0.69 0.12 32.10 06:46:01 PM 2 58.34 0.00 2.29 0.94 0.15 38.28 06:46:01 PM 3 66.52 0.00 1.57 0.35 0.12 31.45 06:47:01 PM all 24.35 0.00 0.46 0.19 0.07 74.93 06:47:01 PM 0 25.43 0.00 0.40 0.20 0.08 73.89 06:47:01 PM 1 24.77 0.00 0.58 0.10 0.07 74.47 06:47:01 PM 2 20.62 0.00 0.50 0.40 0.07 78.41 06:47:01 PM 3 26.57 0.00 0.35 0.05 0.07 72.96 06:48:01 PM all 33.84 0.00 0.73 0.02 0.08 65.34 06:48:01 PM 0 24.74 0.00 0.38 0.00 0.07 74.81 06:48:01 PM 1 68.45 0.00 1.60 0.07 0.08 29.80 06:48:01 PM 2 22.43 0.00 0.45 0.00 0.08 77.03 06:48:01 PM 3 19.68 0.00 0.48 0.00 0.08 79.76 06:49:01 PM all 26.77 0.00 3.06 0.60 0.10 69.47 06:49:01 PM 0 25.34 0.00 3.02 0.54 0.10 71.00 06:49:01 PM 1 29.46 0.00 2.97 0.42 0.10 67.05 06:49:01 PM 2 25.04 0.00 3.33 0.52 0.10 71.01 06:49:01 PM 3 27.23 0.00 2.91 0.91 0.10 68.84 06:50:01 PM all 25.94 0.00 1.55 0.09 0.07 72.35 06:50:01 PM 0 20.87 0.00 1.60 0.08 0.08 77.36 06:50:01 PM 1 26.41 0.00 1.40 0.07 0.07 72.05 06:50:01 PM 2 34.07 0.00 2.12 0.08 0.08 63.64 06:50:01 PM 3 22.41 0.00 1.07 0.12 0.05 76.35 Average: all 32.97 0.00 1.81 0.45 0.09 64.69 Average: 0 30.52 0.00 1.89 0.36 0.09 67.13 Average: 1 40.05 0.00 1.93 0.37 0.09 57.56 Average: 2 29.82 0.00 1.98 0.62 0.10 67.48 Average: 3 31.47 0.00 1.44 0.43 0.08 66.58