---> uname -a: Linux prd-centos8-docker-8c-8g-1204.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 1112 26946 19 3831 30304 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:ca:8a:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.25/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85957sec preferred_lft 85957sec inet6 fe80::f816:3eff:feca:8a9c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c2:64:18:7c 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:c2ff:fe64:187c/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) 03/03/2026 _x86_64_ (8 CPU) 10:10:27 LINUX RESTART (8 CPU) 10:11:01 AM tps rtps wtps bread/s bwrtn/s 10:12:01 AM 205.38 16.59 188.79 3137.89 10602.83 10:13:01 AM 215.36 2.93 212.43 1098.08 16698.15 10:14:01 AM 37.81 0.07 37.74 1.33 2836.51 10:15:01 AM 114.29 0.60 113.69 430.72 56731.42 10:16:01 AM 33.31 0.02 33.29 2.27 518.49 10:17:01 AM 13.53 0.48 13.05 21.46 368.11 Average: 103.28 3.45 99.83 781.96 14627.36 10:11:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:12:01 AM 28905484 30801268 3750228 11.48 2688 2212460 1817136 5.39 168824 3121524 162024 10:13:01 AM 27391140 29655252 5264572 16.12 2688 2573644 2717264 8.06 269344 4494204 48928 10:14:01 AM 27248804 29536380 5406908 16.56 2688 2596048 2756808 8.18 283780 4621036 104 10:15:01 AM 25247872 28668868 7407840 22.68 2688 3704264 3560780 10.56 421296 6381192 8 10:16:01 AM 24999044 28424504 7656668 23.45 2688 3707676 3877896 11.51 443816 6603492 64 10:17:01 AM 24845244 28276428 7810468 23.92 2688 3713696 3761860 11.16 446920 6754336 28 Average: 26439598 29227117 6216114 19.04 2688 3084631 3081957 9.14 338997 5329297 35193 10:11:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 160.21 131.07 1775.65 26.99 0.00 0.00 0.00 0.00 10:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 391.98 304.92 5128.14 41.91 0.00 0.00 0.00 0.00 10:13:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 134.88 105.43 280.99 35.00 0.00 0.00 0.00 0.00 10:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 AM eth0 493.99 272.50 9504.34 18.98 0.00 0.00 0.00 0.00 10:15:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:16:01 AM lo 35.29 35.29 3.44 3.44 0.00 0.00 0.00 0.00 10:16:01 AM eth0 120.11 80.06 36.62 35.64 0.00 0.00 0.00 0.00 10:16:01 AM docker0 10.31 11.51 1.53 1.42 0.00 0.00 0.00 0.00 10:16:01 AM vethd573773 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:17:01 AM lo 69.69 69.69 3.89 3.89 0.00 0.00 0.00 0.00 10:17:01 AM eth0 383.37 287.09 103.60 111.00 0.00 0.00 0.00 0.00 10:17:01 AM docker0 2.55 3.00 0.37 0.44 0.00 0.00 0.00 0.00 Average: lo 17.50 17.50 1.22 1.22 0.00 0.00 0.00 0.00 Average: eth0 280.76 196.85 2805.08 44.92 0.00 0.00 0.00 0.00 Average: docker0 2.14 2.43 0.32 0.31 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) 03/03/2026 _x86_64_ (8 CPU) 10:10:27 LINUX RESTART (8 CPU) 10:11:01 AM CPU %user %nice %system %iowait %steal %idle 10:12:01 AM all 12.96 0.00 1.28 0.81 0.06 84.89 10:12:01 AM 0 7.07 0.00 0.70 0.10 0.05 92.08 10:12:01 AM 1 7.93 0.00 1.14 1.10 0.07 89.76 10:12:01 AM 2 32.80 0.00 2.62 0.62 0.08 63.87 10:12:01 AM 3 22.72 0.00 1.95 0.72 0.07 74.54 10:12:01 AM 4 6.23 0.00 1.10 1.00 0.05 91.62 10:12:01 AM 5 14.04 0.00 1.34 1.72 0.03 82.88 10:12:01 AM 6 8.45 0.00 0.95 0.70 0.05 89.84 10:12:01 AM 7 4.39 0.00 0.47 0.50 0.07 94.57 10:13:01 AM all 32.91 0.00 1.28 0.71 0.09 65.02 10:13:01 AM 0 26.66 0.00 1.09 0.42 0.08 71.75 10:13:01 AM 1 28.61 0.00 1.20 0.43 0.08 69.67 10:13:01 AM 2 34.55 0.00 1.19 0.50 0.10 63.66 10:13:01 AM 3 53.19 0.00 2.14 1.61 0.12 42.95 10:13:01 AM 4 30.29 0.00 1.22 1.62 0.08 66.78 10:13:01 AM 5 31.27 0.00 1.56 0.50 0.08 66.58 10:13:01 AM 6 24.78 0.00 0.77 0.20 0.05 74.20 10:13:01 AM 7 33.96 0.00 1.05 0.38 0.08 64.52 10:14:01 AM all 22.02 0.00 0.67 0.11 0.05 77.15 10:14:01 AM 0 24.17 0.00 1.20 0.18 0.07 74.38 10:14:01 AM 1 22.67 0.00 0.75 0.37 0.05 76.17 10:14:01 AM 2 12.60 0.00 0.77 0.07 0.07 86.49 10:14:01 AM 3 27.64 0.00 0.83 0.22 0.05 71.26 10:14:01 AM 4 4.63 0.00 0.70 0.03 0.05 94.59 10:14:01 AM 5 46.97 0.00 0.25 0.00 0.07 52.71 10:14:01 AM 6 22.14 0.00 0.25 0.00 0.05 77.56 10:14:01 AM 7 15.29 0.00 0.62 0.00 0.03 84.06 10:15:01 AM all 21.80 0.00 2.45 1.66 0.07 74.02 10:15:01 AM 0 13.41 0.00 2.46 0.72 0.07 83.34 10:15:01 AM 1 18.66 0.00 3.14 6.39 0.08 71.72 10:15:01 AM 2 18.63 0.00 3.16 1.91 0.08 76.22 10:15:01 AM 3 36.11 0.00 2.65 0.71 0.07 60.47 10:15:01 AM 4 13.00 0.00 2.12 1.91 0.07 82.90 10:15:01 AM 5 27.88 0.00 2.02 0.81 0.07 69.24 10:15:01 AM 6 21.54 0.00 2.07 0.84 0.05 75.51 10:15:01 AM 7 25.20 0.00 1.95 0.03 0.07 72.75 10:16:01 AM all 22.13 0.00 1.81 0.04 0.08 75.93 10:16:01 AM 0 23.97 0.00 1.82 0.05 0.10 74.06 10:16:01 AM 1 24.69 0.00 2.54 0.05 0.08 72.63 10:16:01 AM 2 19.33 0.00 1.44 0.03 0.07 79.13 10:16:01 AM 3 18.35 0.00 1.40 0.07 0.07 80.11 10:16:01 AM 4 35.35 0.00 1.92 0.08 0.07 62.57 10:16:01 AM 5 23.89 0.00 1.84 0.03 0.07 74.17 10:16:01 AM 6 12.66 0.00 1.72 0.02 0.10 85.50 10:16:01 AM 7 18.82 0.00 1.77 0.02 0.08 79.31 10:17:01 AM all 9.43 0.00 1.43 0.03 0.11 89.01 10:17:01 AM 0 10.94 0.00 1.74 0.02 0.10 87.20 10:17:01 AM 1 8.14 0.00 1.29 0.02 0.12 90.44 10:17:01 AM 2 5.96 0.00 1.31 0.02 0.15 92.57 10:17:01 AM 3 10.78 0.00 1.92 0.03 0.12 87.15 10:17:01 AM 4 6.81 0.00 1.25 0.05 0.10 91.79 10:17:01 AM 5 10.18 0.00 0.99 0.05 0.13 88.65 10:17:01 AM 6 11.70 0.00 1.84 0.00 0.10 86.36 10:17:01 AM 7 10.89 0.00 1.07 0.02 0.10 87.92 Average: all 20.21 0.00 1.48 0.56 0.08 77.67 Average: 0 17.70 0.00 1.50 0.25 0.08 80.47 Average: 1 18.45 0.00 1.68 1.39 0.08 78.40 Average: 2 20.65 0.00 1.75 0.52 0.09 76.99 Average: 3 28.12 0.00 1.82 0.56 0.08 69.42 Average: 4 16.05 0.00 1.39 0.78 0.07 81.71 Average: 5 25.71 0.00 1.33 0.52 0.08 72.37 Average: 6 16.88 0.00 1.27 0.29 0.07 81.50 Average: 7 18.09 0.00 1.15 0.16 0.07 80.53