---> uname -a: Linux prd-centos8-docker-8c-8g-104.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 1068 26406 19 4415 30353 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:8c:80:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.37/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85984sec preferred_lft 85984sec inet6 fe80::f816:3eff:fe8c:802a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7a:1d:a5:a0 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::42:7aff:fe1d:a5a0/64 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) 03/28/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:02 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 252.66 16.96 235.70 3360.49 12950.02 07:33:01 AM 141.51 0.60 140.91 544.71 15145.31 07:34:01 AM 123.64 15.83 107.81 1463.51 29757.75 07:35:01 AM 215.66 2.43 213.23 4461.31 22402.53 07:36:01 AM 34.39 0.07 34.33 50.12 1691.53 07:37:01 AM 45.41 2.70 42.71 128.65 4741.46 Average: 135.23 6.40 128.82 1663.54 14452.88 07:31:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29000532 30970248 3655180 11.19 2688 2285172 1616336 4.80 194464 2991944 174104 07:33:01 AM 28265388 30509724 4390324 13.44 2688 2556116 2352996 6.98 215256 3685464 12808 07:34:01 AM 25735400 28867908 6920312 21.19 2688 3426308 5558800 16.49 464452 5891308 192 07:35:01 AM 25900380 29782708 6755332 20.69 2688 4173136 2583684 7.67 737480 5451396 128 07:36:01 AM 24728700 28657536 7927012 24.27 2688 4218628 3691732 10.95 745552 6609072 6436 07:37:01 AM 27041820 31083868 5613892 17.19 2688 4329440 1523276 4.52 893116 4150528 23128 Average: 26778703 29978665 5877009 18.00 2688 3498133 2887804 8.57 541720 4796619 36133 07:31:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 256.64 210.64 2794.60 54.01 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 724.28 399.75 4279.66 91.53 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 4.05 4.05 0.44 0.44 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1432.71 424.76 7167.33 38.67 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.58 2.15 0.21 0.24 0.00 0.00 0.00 0.00 07:34:01 AM veth47d7053 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 8.75 8.75 0.91 0.91 0.00 0.00 0.00 0.00 07:35:01 AM eth0 281.69 206.86 1344.30 56.89 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.18 3.80 0.43 0.45 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 216.40 170.69 774.69 38.53 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 139.43 144.54 109.37 1270.22 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 509.24 259.68 2744.94 258.86 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.99 0.11 0.12 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) 03/28/2026 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:31:02 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.67 0.00 1.43 0.67 0.06 82.17 07:32:01 AM 0 17.36 0.00 1.41 1.00 0.07 80.16 07:32:01 AM 1 25.24 0.00 2.04 0.27 0.07 72.38 07:32:01 AM 2 11.05 0.00 0.90 0.49 0.07 87.49 07:32:01 AM 3 12.06 0.00 1.27 0.63 0.05 85.99 07:32:01 AM 4 4.15 0.00 0.83 0.19 0.05 94.77 07:32:01 AM 5 14.25 0.00 1.23 1.04 0.09 83.40 07:32:01 AM 6 13.98 0.00 1.19 1.12 0.03 83.68 07:32:01 AM 7 27.24 0.00 2.53 0.63 0.05 69.55 07:33:01 AM all 16.95 0.00 0.79 0.39 0.05 81.82 07:33:01 AM 0 13.66 0.00 0.68 0.02 0.05 85.59 07:33:01 AM 1 17.45 0.00 0.50 0.33 0.07 81.65 07:33:01 AM 2 4.70 0.00 1.19 1.14 0.07 92.92 07:33:01 AM 3 22.85 0.00 1.09 0.92 0.05 75.09 07:33:01 AM 4 7.16 0.00 0.75 0.32 0.03 91.73 07:33:01 AM 5 11.70 0.00 0.57 0.03 0.03 87.66 07:33:01 AM 6 38.74 0.00 1.29 0.33 0.07 59.57 07:33:01 AM 7 19.32 0.00 0.22 0.03 0.05 80.38 07:34:01 AM all 29.66 0.23 2.69 0.53 0.08 66.81 07:34:01 AM 0 42.96 0.00 1.92 0.52 0.08 54.52 07:34:01 AM 1 25.09 0.08 2.95 0.49 0.08 71.31 07:34:01 AM 2 25.87 0.00 2.83 0.88 0.07 70.36 07:34:01 AM 3 23.33 0.03 2.56 0.40 0.10 73.57 07:34:01 AM 4 16.99 0.00 2.98 0.69 0.08 79.25 07:34:01 AM 5 31.32 0.05 2.54 0.10 0.08 65.91 07:34:01 AM 6 33.57 0.03 2.82 0.81 0.08 62.68 07:34:01 AM 7 38.07 1.63 2.91 0.34 0.08 56.97 07:35:01 AM all 15.94 0.05 1.49 0.50 0.05 81.96 07:35:01 AM 0 19.38 0.03 1.34 0.02 0.07 79.16 07:35:01 AM 1 8.48 0.00 1.74 1.46 0.07 88.25 07:35:01 AM 2 40.18 0.02 1.89 0.30 0.07 57.55 07:35:01 AM 3 12.44 0.00 1.55 0.62 0.05 85.34 07:35:01 AM 4 14.08 0.00 0.97 0.00 0.03 84.92 07:35:01 AM 5 17.38 0.30 1.05 0.08 0.05 81.13 07:35:01 AM 6 8.42 0.08 1.82 0.39 0.05 89.23 07:35:01 AM 7 7.17 0.00 1.52 1.12 0.05 90.14 07:36:01 AM all 11.65 0.00 0.41 0.06 0.04 87.84 07:36:01 AM 0 16.27 0.00 0.47 0.17 0.05 83.05 07:36:01 AM 1 6.35 0.00 0.50 0.13 0.05 92.97 07:36:01 AM 2 3.61 0.00 0.28 0.03 0.03 96.04 07:36:01 AM 3 5.81 0.00 0.40 0.00 0.02 93.78 07:36:01 AM 4 5.19 0.00 0.30 0.00 0.05 94.46 07:36:01 AM 5 43.41 0.00 0.92 0.12 0.03 55.52 07:36:01 AM 6 6.99 0.00 0.28 0.07 0.03 92.63 07:36:01 AM 7 5.52 0.00 0.12 0.00 0.02 94.35 07:37:01 AM all 10.55 0.00 1.01 0.09 0.04 88.30 07:37:01 AM 0 3.76 0.00 0.94 0.10 0.03 95.17 07:37:01 AM 1 14.52 0.00 1.12 0.18 0.05 84.13 07:37:01 AM 2 12.95 0.00 0.73 0.02 0.05 86.25 07:37:01 AM 3 9.20 0.00 1.59 0.18 0.05 88.98 07:37:01 AM 4 1.75 0.00 0.52 0.07 0.03 97.63 07:37:01 AM 5 7.64 0.00 0.88 0.07 0.05 91.35 07:37:01 AM 6 7.81 0.00 0.95 0.03 0.03 91.18 07:37:01 AM 7 26.77 0.00 1.39 0.10 0.03 71.71 Average: all 16.72 0.05 1.30 0.37 0.05 81.50 Average: 0 18.87 0.01 1.12 0.30 0.06 79.64 Average: 1 16.15 0.01 1.47 0.48 0.06 81.82 Average: 2 16.39 0.00 1.30 0.48 0.06 81.77 Average: 3 14.27 0.01 1.41 0.46 0.05 83.80 Average: 4 8.22 0.00 1.06 0.21 0.05 90.47 Average: 5 20.96 0.06 1.20 0.24 0.06 77.49 Average: 6 18.24 0.02 1.39 0.46 0.05 79.84 Average: 7 20.65 0.27 1.44 0.37 0.05 77.22