---> uname -a: Linux prd-centos8-docker-8c-8g-1433.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: 2800.000 BogoMIPS: 5600.00 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: 31888 1073 26970 19 3843 30349 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:c3:ad:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fec3:ad3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a9:8f:29:87 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:a9ff:fe8f:2987/64 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) 07/21/2026 _x86_64_ (8 CPU) 03:38:00 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 192.35 14.45 177.91 3117.63 13606.83 03:41:01 AM 432.04 5.51 426.52 1231.06 13426.17 03:42:01 AM 272.41 3.03 269.38 453.58 46207.41 03:43:01 AM 44.27 1.22 43.05 112.10 5685.05 Average: 235.27 6.05 229.22 1228.59 19731.37 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28736536 30785144 3916836 12.00 2688 2362704 1871456 5.55 166876 3270160 144024 03:41:01 AM 27565224 30019944 5088148 15.58 2688 2759956 2369664 7.03 273128 4298728 219184 03:42:01 AM 26417308 29807580 6236064 19.10 2688 3680664 2561880 7.60 646904 5020148 66712 03:43:01 AM 27623176 31083224 5030196 15.40 2688 3749904 1542216 4.58 841940 3622680 8340 Average: 27585561 30423973 5067811 15.52 2688 3138307 2086304 6.19 482212 4052929 109565 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 217.84 177.37 2097.22 39.96 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 458.38 378.96 5685.14 51.88 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 562.71 443.92 7126.17 1061.90 0.00 0.00 0.00 0.00 03:42:01 AM docker0 15.21 21.66 0.87 308.54 0.00 0.00 0.00 0.00 03:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 AM eth0 128.42 143.04 55.41 1312.70 0.00 0.00 0.00 0.00 03:43:01 AM docker0 0.00 0.00 0.00 0.00 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 341.84 285.82 3740.99 616.61 0.00 0.00 0.00 0.00 Average: docker0 3.80 5.41 0.22 77.13 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) 07/21/2026 _x86_64_ (8 CPU) 03:38:00 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 10.62 0.00 1.06 0.65 0.06 87.61 03:40:01 AM 0 6.94 0.00 0.82 0.20 0.05 91.99 03:40:01 AM 1 8.07 0.00 0.72 0.69 0.05 90.46 03:40:01 AM 2 7.30 0.00 0.95 1.21 0.07 90.48 03:40:01 AM 3 7.35 0.00 1.11 0.72 0.05 90.76 03:40:01 AM 4 16.97 0.00 1.45 0.65 0.07 80.85 03:40:01 AM 5 7.20 0.00 0.75 0.58 0.03 91.43 03:40:01 AM 6 18.90 0.00 1.25 0.47 0.08 79.30 03:40:01 AM 7 12.15 0.00 1.42 0.70 0.05 85.68 03:41:01 AM all 26.12 0.00 1.66 1.00 0.10 71.13 03:41:01 AM 0 27.05 0.00 2.55 2.46 0.10 67.83 03:41:01 AM 1 33.85 0.00 1.37 0.57 0.10 64.11 03:41:01 AM 2 22.88 0.00 1.07 0.23 0.08 75.74 03:41:01 AM 3 33.11 0.00 1.41 0.74 0.12 64.63 03:41:01 AM 4 21.64 0.00 1.36 0.77 0.12 76.12 03:41:01 AM 5 20.11 0.00 1.49 0.71 0.10 77.59 03:41:01 AM 6 29.44 0.00 1.89 0.70 0.08 67.88 03:41:01 AM 7 20.85 0.00 2.11 1.83 0.08 75.13 03:42:01 AM all 18.66 0.00 2.82 1.08 0.10 77.34 03:42:01 AM 0 13.26 0.00 2.82 0.35 0.10 83.46 03:42:01 AM 1 21.59 0.00 3.51 2.25 0.12 72.52 03:42:01 AM 2 14.87 0.00 2.58 1.18 0.12 81.26 03:42:01 AM 3 12.96 0.00 2.66 1.75 0.08 82.55 03:42:01 AM 4 23.75 0.00 2.35 0.80 0.10 73.00 03:42:01 AM 5 15.52 0.00 2.07 0.50 0.08 81.82 03:42:01 AM 6 26.08 0.00 2.49 0.52 0.10 70.81 03:42:01 AM 7 21.23 0.00 4.07 1.24 0.12 73.34 03:43:01 AM all 9.50 0.00 1.04 0.15 0.04 89.28 03:43:01 AM 0 1.70 0.00 0.82 0.00 0.03 97.45 03:43:01 AM 1 5.12 0.00 0.85 0.37 0.05 93.61 03:43:01 AM 2 4.26 0.00 0.90 0.22 0.03 94.59 03:43:01 AM 3 10.96 0.00 1.04 0.05 0.05 87.91 03:43:01 AM 4 15.38 0.00 1.17 0.30 0.05 83.11 03:43:01 AM 5 2.37 0.00 0.68 0.05 0.02 96.88 03:43:01 AM 6 20.38 0.00 1.64 0.12 0.07 77.80 03:43:01 AM 7 15.82 0.00 1.19 0.07 0.05 82.88 Average: all 16.22 0.00 1.64 0.72 0.08 81.35 Average: 0 12.23 0.00 1.75 0.75 0.07 85.20 Average: 1 17.16 0.00 1.61 0.97 0.08 80.18 Average: 2 12.32 0.00 1.37 0.71 0.08 85.52 Average: 3 16.10 0.00 1.55 0.81 0.08 81.46 Average: 4 19.43 0.00 1.58 0.63 0.08 78.28 Average: 5 11.28 0.00 1.25 0.46 0.06 86.95 Average: 6 23.69 0.00 1.82 0.45 0.08 73.96 Average: 7 17.50 0.00 2.19 0.96 0.08 79.27