---> uname -a: Linux prd-centos8-docker-8c-8g-563.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 1087 27030 19 3770 30338 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:f6:7c:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fef6:7c5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:c5:0c:92 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:f6ff:fec5:c92/64 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) 07/17/2026 _x86_64_ (8 CPU) 17:12:06 LINUX RESTART (8 CPU) 05:13:02 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 249.66 14.83 234.84 3276.45 15332.14 05:15:01 PM 444.06 6.42 437.64 1208.07 15817.86 05:16:01 PM 184.61 1.88 182.72 438.39 40623.53 Average: 293.01 7.67 285.34 1631.86 23972.95 05:13:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28928712 31015776 3724652 11.41 2688 2399584 1579644 4.69 197168 3042248 173808 05:15:01 PM 27407696 30013316 5245668 16.06 2688 2908212 2315376 6.87 406184 4313064 283932 05:16:01 PM 27719016 31104740 4934348 15.11 2688 3679440 1525380 4.53 819492 3560804 166168 Average: 28018475 30711277 4634889 14.19 2688 2995745 1806800 5.36 474281 3638705 207969 05:13:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 253.29 212.28 2544.94 49.07 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 559.12 460.96 7498.47 60.74 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 422.08 393.47 4081.01 2384.31 0.00 0.00 0.00 0.00 05:16:01 PM docker0 6.75 14.38 0.51 260.41 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 412.37 356.36 4720.07 835.79 0.00 0.00 0.00 0.00 Average: docker0 2.26 4.82 0.17 87.29 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) 07/17/2026 _x86_64_ (8 CPU) 17:12:06 LINUX RESTART (8 CPU) 05:13:02 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 14.94 0.00 1.46 1.00 0.06 82.54 05:14:01 PM 0 20.48 0.00 2.09 1.16 0.07 76.21 05:14:01 PM 1 5.59 0.00 0.70 1.00 0.07 92.64 05:14:01 PM 2 21.77 0.00 2.67 1.89 0.07 73.61 05:14:01 PM 3 19.69 0.00 1.70 0.75 0.09 77.77 05:14:01 PM 4 10.90 0.00 1.29 0.80 0.07 86.94 05:14:01 PM 5 16.31 0.00 1.12 1.38 0.05 81.14 05:14:01 PM 6 9.52 0.00 1.46 0.95 0.05 88.01 05:14:01 PM 7 15.27 0.00 0.61 0.08 0.05 83.98 05:15:01 PM all 27.77 0.00 1.81 1.22 0.08 69.12 05:15:01 PM 0 22.61 0.00 1.46 1.34 0.08 74.51 05:15:01 PM 1 30.47 0.00 2.11 0.69 0.08 66.65 05:15:01 PM 2 23.09 0.00 2.43 2.57 0.10 71.81 05:15:01 PM 3 35.82 0.00 1.89 1.41 0.10 60.78 05:15:01 PM 4 24.45 0.00 1.76 1.07 0.08 72.63 05:15:01 PM 5 26.31 0.00 1.46 0.67 0.07 71.49 05:15:01 PM 6 23.80 0.00 1.19 0.50 0.07 74.44 05:15:01 PM 7 35.65 0.00 2.15 1.49 0.08 60.63 05:16:01 PM all 17.09 0.00 2.55 0.73 0.07 79.56 05:16:01 PM 0 10.73 0.00 1.86 0.17 0.08 87.16 05:16:01 PM 1 13.74 0.00 2.75 1.50 0.08 81.93 05:16:01 PM 2 7.50 0.00 2.67 1.29 0.07 88.47 05:16:01 PM 3 20.19 0.00 3.56 1.09 0.07 75.09 05:16:01 PM 4 14.66 0.00 2.08 0.10 0.05 83.11 05:16:01 PM 5 27.86 0.00 2.32 0.54 0.08 69.21 05:16:01 PM 6 25.50 0.00 2.41 0.30 0.08 71.70 05:16:01 PM 7 16.51 0.00 2.73 0.85 0.07 79.84 Average: all 19.96 0.00 1.94 0.98 0.07 77.05 Average: 0 17.93 0.00 1.80 0.89 0.08 79.31 Average: 1 16.65 0.00 1.86 1.06 0.08 80.35 Average: 2 17.44 0.00 2.59 1.92 0.08 77.98 Average: 3 25.27 0.00 2.39 1.09 0.08 71.17 Average: 4 16.69 0.00 1.71 0.66 0.07 80.87 Average: 5 23.52 0.00 1.63 0.86 0.07 73.91 Average: 6 19.66 0.00 1.69 0.58 0.07 78.00 Average: 7 22.51 0.00 1.83 0.81 0.07 74.78