---> uname -a: Linux prd-centos8-docker-8c-8g-28.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1048 26402 20 4437 30371 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:43:51:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe43:51a5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:24:4f:8a 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::42:13ff:fe24:4f8a/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) 09/11/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 164.21 14.68 149.53 3221.46 10822.98 02:31:02 AM 223.61 6.00 217.61 1166.14 18252.28 02:32:01 AM 132.34 15.55 116.79 5542.66 31444.92 Average: 173.62 12.06 161.56 3297.62 20110.44 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29059424 31029168 3593948 11.01 2688 2287436 1824596 5.41 158740 2965600 203268 02:31:02 AM 27557460 29933068 5095912 15.61 2688 2685616 2637244 7.83 264684 4327068 83628 02:32:01 AM 26454312 30182176 6199060 18.98 2688 4019032 2311720 6.86 573928 5050868 388052 Average: 27690399 30381471 4962973 15.20 2688 2997361 2257853 6.70 332451 4114512 224983 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 148.10 105.66 1745.42 32.23 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 02:31:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:02 AM eth0 482.89 361.23 5834.58 50.00 0.00 0.00 0.00 0.00 02:31:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 12.40 12.40 1.30 1.30 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1782.95 451.47 7803.16 48.50 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.41 5.56 0.63 0.64 0.00 0.00 0.00 0.00 Average: lo 4.09 4.09 0.43 0.43 0.00 0.00 0.00 0.00 Average: eth0 799.18 305.31 5112.78 43.55 0.00 0.00 0.00 0.00 Average: docker0 1.45 1.83 0.21 0.21 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) 09/11/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.27 0.00 1.23 0.39 0.02 87.09 02:30:01 AM 0 18.37 0.00 1.59 0.38 0.02 79.64 02:30:01 AM 1 5.65 0.00 0.89 0.32 0.02 93.13 02:30:01 AM 2 3.70 0.00 0.92 0.22 0.03 95.13 02:30:01 AM 3 11.68 0.00 1.15 0.22 0.02 86.93 02:30:01 AM 4 4.23 0.00 0.69 0.28 0.02 94.78 02:30:01 AM 5 5.45 0.00 0.69 0.25 0.02 93.60 02:30:01 AM 6 22.88 0.00 2.02 0.82 0.02 74.27 02:30:01 AM 7 18.18 0.00 1.90 0.62 0.02 79.28 02:31:02 AM all 30.82 0.00 1.50 0.74 0.03 66.90 02:31:02 AM 0 36.23 0.00 1.14 0.57 0.05 62.02 02:31:02 AM 1 15.70 0.00 2.16 2.36 0.05 79.73 02:31:02 AM 2 35.86 0.00 1.34 0.48 0.00 62.32 02:31:02 AM 3 48.85 0.00 1.05 0.17 0.03 49.90 02:31:02 AM 4 32.01 0.00 1.87 0.70 0.03 65.38 02:31:02 AM 5 12.16 0.00 1.04 0.62 0.02 86.17 02:31:02 AM 6 33.73 0.00 1.56 0.15 0.03 64.53 02:31:02 AM 7 32.00 0.00 1.87 0.89 0.02 65.23 02:32:01 AM all 18.64 0.36 3.68 0.64 0.03 76.65 02:32:01 AM 0 17.83 0.33 2.71 0.21 0.03 78.90 02:32:01 AM 1 17.11 0.07 4.52 0.62 0.02 77.67 02:32:01 AM 2 15.16 0.07 3.31 0.41 0.02 81.03 02:32:01 AM 3 19.62 2.35 3.03 1.03 0.02 73.95 02:32:01 AM 4 19.63 0.00 4.73 0.86 0.03 74.75 02:32:01 AM 5 18.78 0.07 3.67 0.24 0.02 77.23 02:32:01 AM 6 22.98 0.00 3.86 0.91 0.03 72.21 02:32:01 AM 7 17.99 0.00 3.61 0.86 0.03 77.51 Average: all 20.26 0.12 2.12 0.59 0.02 76.89 Average: 0 24.20 0.11 1.80 0.39 0.03 73.47 Average: 1 12.77 0.02 2.50 1.10 0.03 83.57 Average: 2 18.27 0.02 1.84 0.37 0.02 79.47 Average: 3 26.77 0.77 1.74 0.47 0.02 70.23 Average: 4 18.61 0.00 2.41 0.61 0.03 78.34 Average: 5 12.06 0.02 1.78 0.37 0.02 85.75 Average: 6 26.56 0.00 2.47 0.62 0.03 70.32 Average: 7 22.77 0.00 2.45 0.79 0.02 73.97