---> uname -a: Linux prd-centos8-docker-8c-8g-21.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1081 26353 19 4452 30337 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:d5:9a:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.62/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fed5:9a7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ed:af:6e:db 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:edff:feaf:6edb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/16/2026 _x86_64_ (8 CPU) 02:28:25 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 105.55 0.33 105.21 32.52 6974.31 02:31:01 AM 265.64 17.21 248.43 3743.38 15225.48 02:32:01 AM 148.79 16.19 132.60 1503.65 38495.07 02:33:01 AM 92.57 3.57 89.00 4648.18 25224.34 Average: 153.13 9.33 143.81 2481.84 21480.77 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29405924 31202460 3247448 9.95 2688 2116592 1438240 4.27 150576 2652156 240700 02:31:01 AM 28250848 30575780 4402524 13.48 2688 2635212 1869476 5.55 214108 3695684 272532 02:32:01 AM 26075932 29293344 6577440 20.14 2688 3509244 4226744 12.54 445156 5558348 144 02:33:01 AM 26979372 31057408 5674000 17.38 2688 4365024 1521516 4.51 880312 4218192 24264 Average: 27678019 30532248 4975353 15.24 2688 3156518 2263994 6.72 422538 4031095 134410 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 119.44 82.17 1160.95 10.68 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 495.88 380.84 5825.48 67.85 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 3.48 3.48 0.40 0.40 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1741.20 504.61 7235.41 49.75 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.43 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM vethd9d59e6 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.63 8.63 0.88 0.88 0.00 0.00 0.00 0.00 02:33:01 AM eth0 136.80 144.67 1383.45 1250.27 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.85 3.47 0.41 0.40 0.00 0.00 0.00 0.00 Average: lo 3.03 3.03 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 623.38 278.08 3901.38 344.63 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.35 0.15 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/16/2026 _x86_64_ (8 CPU) 02:28:25 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 7.81 0.00 0.76 0.32 0.04 91.07 02:30:01 AM 0 0.13 0.00 0.38 0.50 0.07 98.92 02:30:01 AM 1 12.73 0.00 0.78 0.53 0.05 85.91 02:30:01 AM 2 20.83 0.00 1.99 0.48 0.07 76.63 02:30:01 AM 3 15.49 0.00 1.25 0.35 0.03 82.87 02:30:01 AM 4 7.38 0.00 0.92 0.52 0.03 91.15 02:30:01 AM 5 1.44 0.00 0.18 0.12 0.03 98.23 02:30:01 AM 6 2.15 0.00 0.33 0.05 0.05 97.41 02:30:01 AM 7 2.30 0.00 0.23 0.02 0.02 97.43 02:31:01 AM all 18.46 0.00 1.56 1.24 0.07 78.66 02:31:01 AM 0 18.06 0.00 1.41 0.85 0.07 79.62 02:31:01 AM 1 13.66 0.00 1.59 1.64 0.08 83.02 02:31:01 AM 2 23.09 0.00 1.69 1.44 0.08 73.70 02:31:01 AM 3 22.25 0.00 1.91 1.34 0.08 74.41 02:31:01 AM 4 24.64 0.00 1.84 2.36 0.08 71.08 02:31:01 AM 5 12.37 0.00 1.41 0.55 0.07 85.60 02:31:01 AM 6 15.70 0.00 1.32 1.07 0.07 81.84 02:31:01 AM 7 17.92 0.00 1.35 0.65 0.05 80.03 02:32:01 AM all 26.88 0.23 2.81 1.34 0.10 68.65 02:32:01 AM 0 38.57 0.00 2.51 0.05 0.10 58.77 02:32:01 AM 1 34.75 0.02 2.97 3.24 0.10 58.92 02:32:01 AM 2 15.31 1.72 3.09 2.94 0.10 76.84 02:32:01 AM 3 12.40 0.02 2.77 1.59 0.08 83.14 02:32:01 AM 4 27.96 0.00 2.61 0.07 0.10 69.26 02:32:01 AM 5 36.53 0.05 3.00 0.10 0.12 60.20 02:32:01 AM 6 21.50 0.02 2.93 1.35 0.08 74.13 02:32:01 AM 7 28.01 0.00 2.59 1.38 0.08 67.94 02:33:01 AM all 18.65 0.41 2.22 1.32 0.08 77.32 02:33:01 AM 0 18.17 0.02 1.74 0.28 0.07 79.73 02:33:01 AM 1 24.64 0.03 2.12 1.97 0.10 71.12 02:33:01 AM 2 20.74 1.05 2.91 0.84 0.07 74.38 02:33:01 AM 3 27.89 2.09 3.26 1.10 0.08 65.56 02:33:01 AM 4 15.07 0.00 2.09 5.33 0.08 77.43 02:33:01 AM 5 13.13 0.07 2.01 0.44 0.07 84.29 02:33:01 AM 6 15.11 0.02 1.83 0.02 0.05 82.98 02:33:01 AM 7 14.42 0.00 1.79 0.62 0.08 83.08 Average: all 17.93 0.16 1.84 1.05 0.07 78.95 Average: 0 18.68 0.00 1.51 0.42 0.08 79.31 Average: 1 21.42 0.01 1.87 1.84 0.08 74.78 Average: 2 20.00 0.69 2.42 1.42 0.08 75.39 Average: 3 19.52 0.53 2.30 1.09 0.07 76.49 Average: 4 18.74 0.00 1.86 2.07 0.08 77.25 Average: 5 15.82 0.03 1.65 0.30 0.07 82.13 Average: 6 13.60 0.01 1.60 0.62 0.06 84.11 Average: 7 15.64 0.00 1.49 0.67 0.06 82.15