---> uname -a: Linux prd-centos8-docker-8c-8g-12802.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 1078 27046 19 3762 30347 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:f7:20:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.236/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fef7:20eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:44:f4:42 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:b8ff:fe44:f442/64 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) 08/15/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 229.72 14.44 215.28 3117.11 14289.44 05:14:01 PM 546.44 7.13 539.31 1274.19 18859.82 05:15:01 PM 171.36 1.92 169.44 443.59 39958.18 Average: 315.82 7.83 307.99 1611.73 24368.89 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29012212 31071388 3641160 11.15 2688 2372120 1580348 4.69 194932 2964436 190900 05:14:01 PM 27533876 30143160 5119496 15.68 2688 2911200 2239236 6.64 406932 4183664 270288 05:15:01 PM 27662892 31041820 4990480 15.28 2688 3672232 1591888 4.72 823756 3612860 159992 Average: 28069660 30752123 4583712 14.04 2688 2985184 1803824 5.35 475207 3586987 207060 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 241.90 198.42 2854.62 50.11 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 649.39 537.68 7944.71 69.34 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 412.26 378.52 3898.82 2379.71 0.00 0.00 0.00 0.00 05:15:01 PM docker0 8.40 14.93 0.60 260.61 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 434.49 371.52 4899.10 833.05 0.00 0.00 0.00 0.00 Average: docker0 2.80 4.98 0.20 86.87 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) 08/15/2026 _x86_64_ (8 CPU) 17:11:20 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.30 0.00 1.33 0.74 0.06 83.58 05:13:01 PM 0 5.98 0.00 1.15 0.87 0.08 91.91 05:13:01 PM 1 12.54 0.00 1.47 0.87 0.07 85.05 05:13:01 PM 2 22.01 0.00 2.57 1.09 0.05 74.29 05:13:01 PM 3 13.38 0.00 1.12 1.15 0.07 84.27 05:13:01 PM 4 10.16 0.00 0.85 0.13 0.07 88.79 05:13:01 PM 5 31.21 0.00 1.19 0.33 0.05 67.22 05:13:01 PM 6 10.57 0.00 0.87 0.33 0.05 88.18 05:13:01 PM 7 8.52 0.00 1.39 1.10 0.05 88.94 05:14:01 PM all 28.20 0.00 1.79 1.40 0.09 68.52 05:14:01 PM 0 18.70 0.00 2.63 3.72 0.08 74.87 05:14:01 PM 1 25.95 0.00 1.51 1.04 0.08 71.42 05:14:01 PM 2 21.99 0.00 1.43 0.70 0.08 75.80 05:14:01 PM 3 36.11 0.00 2.35 1.76 0.08 59.70 05:14:01 PM 4 33.69 0.00 2.25 1.41 0.08 62.58 05:14:01 PM 5 33.57 0.00 1.17 0.90 0.08 64.27 05:14:01 PM 6 34.11 0.00 1.67 0.77 0.10 63.34 05:14:01 PM 7 21.48 0.00 1.33 0.92 0.08 76.19 05:15:01 PM all 17.34 0.00 2.43 0.61 0.07 79.55 05:15:01 PM 0 17.13 0.00 2.63 0.32 0.08 79.84 05:15:01 PM 1 31.47 0.00 3.14 1.09 0.07 64.23 05:15:01 PM 2 7.94 0.00 1.78 1.02 0.08 89.17 05:15:01 PM 3 12.32 0.00 2.74 0.54 0.08 84.32 05:15:01 PM 4 19.08 0.00 1.84 0.52 0.07 78.49 05:15:01 PM 5 15.71 0.00 2.97 0.59 0.07 80.66 05:15:01 PM 6 16.89 0.00 1.68 0.49 0.07 80.88 05:15:01 PM 7 18.19 0.00 2.63 0.28 0.07 78.82 Average: all 19.94 0.00 1.85 0.91 0.07 77.22 Average: 0 13.93 0.00 2.14 1.63 0.08 82.21 Average: 1 23.31 0.00 2.04 1.00 0.07 73.58 Average: 2 17.32 0.00 1.93 0.94 0.07 79.74 Average: 3 20.61 0.00 2.07 1.15 0.08 76.10 Average: 4 20.96 0.00 1.65 0.69 0.07 76.63 Average: 5 26.84 0.00 1.77 0.61 0.07 70.71 Average: 6 20.51 0.00 1.41 0.53 0.07 77.48 Average: 7 16.05 0.00 1.78 0.77 0.07 81.33