---> uname -a: Linux prd-centos8-docker-8c-8g-4320.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 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 1068 26380 20 4439 30350 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:c5:33:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fec5:33c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:89:5a:99:5f 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::42:89ff:fe5a:995f/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) 09/23/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 163.17 14.86 148.31 3173.57 10922.38 02:31:01 AM 225.06 6.10 218.96 1167.74 18201.03 02:32:01 AM 131.03 15.24 115.79 5453.14 30933.93 Average: 173.14 12.05 161.09 3265.45 20070.53 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29104908 31073220 3548464 10.87 2688 2285320 1603700 4.76 158948 2919760 203992 02:31:01 AM 27667688 30043188 4985684 15.27 2688 2684880 2414564 7.16 263020 4216928 85896 02:32:01 AM 26388404 30333896 6264968 19.19 2688 4235968 2119740 6.29 660352 5027800 604956 Average: 27720333 30483435 4933039 15.11 2688 3068723 2046001 6.07 360773 4054829 298281 02:29:02 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 153.03 104.47 1759.49 37.83 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 487.95 391.72 5820.22 52.32 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 12.06 12.06 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1479.48 411.53 7645.06 40.11 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.31 5.38 0.62 0.62 0.00 0.00 0.00 0.00 Average: lo 4.04 4.04 0.43 0.43 0.00 0.00 0.00 0.00 Average: eth0 709.96 303.69 5093.58 43.45 0.00 0.00 0.00 0.00 Average: docker0 1.45 1.80 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) 09/23/2026 _x86_64_ (8 CPU) 02:28:20 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.33 0.00 1.23 0.41 0.01 87.02 02:30:01 AM 0 7.73 0.00 1.21 0.27 0.00 90.79 02:30:01 AM 1 23.29 0.00 2.12 0.34 0.03 74.21 02:30:01 AM 2 6.98 0.00 0.82 0.63 0.00 91.57 02:30:01 AM 3 12.45 0.00 1.29 0.29 0.00 85.97 02:30:01 AM 4 5.92 0.00 0.73 0.14 0.02 93.20 02:30:01 AM 5 17.86 0.00 1.24 0.41 0.00 80.49 02:30:01 AM 6 4.38 0.00 0.85 0.59 0.00 94.17 02:30:01 AM 7 12.00 0.00 1.61 0.58 0.02 85.80 02:31:01 AM all 29.75 0.00 1.46 0.60 0.01 68.17 02:31:01 AM 0 37.59 0.00 1.49 0.30 0.02 60.61 02:31:01 AM 1 43.08 0.00 1.89 0.65 0.02 54.36 02:31:01 AM 2 27.91 0.00 1.54 0.49 0.02 70.05 02:31:01 AM 3 38.71 0.00 1.83 1.02 0.03 58.41 02:31:01 AM 4 20.41 0.00 1.14 0.25 0.00 78.20 02:31:01 AM 5 23.25 0.00 1.10 0.95 0.02 74.68 02:31:01 AM 6 16.62 0.00 1.31 0.54 0.02 81.52 02:31:01 AM 7 30.41 0.00 1.42 0.60 0.00 67.57 02:32:01 AM all 18.67 0.28 3.70 0.67 0.01 76.67 02:32:01 AM 0 20.19 0.07 3.31 1.22 0.02 75.20 02:32:01 AM 1 15.22 0.02 3.46 0.68 0.00 80.62 02:32:01 AM 2 17.50 0.00 5.06 0.76 0.00 76.68 02:32:01 AM 3 18.63 0.20 2.90 0.49 0.00 77.78 02:32:01 AM 4 16.83 0.02 3.62 0.15 0.02 79.37 02:32:01 AM 5 21.45 0.20 3.79 0.83 0.02 73.71 02:32:01 AM 6 22.89 0.08 4.20 0.51 0.00 72.32 02:32:01 AM 7 16.66 1.64 3.26 0.73 0.02 77.70 Average: all 19.96 0.09 2.13 0.56 0.01 77.24 Average: 0 21.91 0.02 2.00 0.60 0.01 75.46 Average: 1 27.26 0.01 2.49 0.56 0.02 69.68 Average: 2 17.52 0.00 2.47 0.62 0.01 79.38 Average: 3 23.33 0.07 2.01 0.60 0.01 73.99 Average: 4 14.42 0.01 1.83 0.18 0.01 83.56 Average: 5 20.87 0.07 2.04 0.73 0.01 76.28 Average: 6 14.65 0.03 2.12 0.55 0.01 82.65 Average: 7 19.74 0.55 2.10 0.64 0.01 76.97