---> uname -a: Linux prd-centos8-docker-8c-8g-10802.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 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1054 26213 19 4620 30365 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:bd:a2:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.225/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:febd:a26d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1e:cb:90:71 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::42:1eff:fecb:9071/64 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) 06/11/2026 _x86_64_ (8 CPU) 07:56:27 LINUX RESTART (8 CPU) 07:57:01 AM tps rtps wtps bread/s bwrtn/s 07:58:01 AM 170.19 14.76 155.43 3132.69 10974.66 07:59:01 AM 231.06 4.83 226.22 1128.56 22213.66 08:00:01 AM 229.47 16.56 212.91 5455.25 29188.09 08:01:01 AM 73.33 2.08 71.24 1785.14 29562.11 Average: 176.01 9.56 166.45 2875.41 22984.63 07:57:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:58:01 AM 29139060 31110036 3514312 10.76 2688 2287360 1796832 5.33 151840 2901608 255336 07:59:01 AM 26884152 29621296 5769220 17.67 2688 3044748 2888728 8.57 263868 5001416 386248 08:00:01 AM 26090464 29933664 6562908 20.10 2688 4134140 2749936 8.16 571064 5425712 518620 08:01:01 AM 26840868 31089268 5812504 17.80 2688 4535788 1524396 4.52 872004 4369516 28548 Average: 27238636 30438566 5414736 16.58 2688 3500509 2239973 6.65 464694 4424563 297188 07:57:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 AM eth0 161.41 111.28 1974.07 22.67 0.00 0.00 0.00 0.00 07:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM eth0 1567.16 623.36 10884.10 62.67 0.00 0.00 0.00 0.00 07:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 AM lo 12.95 12.95 1.36 1.36 0.00 0.00 0.00 0.00 08:00:01 AM eth0 378.76 150.20 2470.91 26.50 0.00 0.00 0.00 0.00 08:00:01 AM docker0 4.83 5.96 0.65 0.69 0.00 0.00 0.00 0.00 08:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 AM eth0 217.28 164.51 3523.70 31.30 0.00 0.00 0.00 0.00 08:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.24 3.24 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 581.15 262.34 4713.20 35.78 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.49 0.16 0.17 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) 06/11/2026 _x86_64_ (8 CPU) 07:56:27 LINUX RESTART (8 CPU) 07:57:01 AM CPU %user %nice %system %iowait %steal %idle 07:58:01 AM all 11.78 0.00 1.09 0.67 0.05 86.40 07:58:01 AM 0 8.51 0.00 1.00 0.48 0.07 89.94 07:58:01 AM 1 8.91 0.00 0.45 0.08 0.05 90.51 07:58:01 AM 2 15.65 0.00 1.37 1.40 0.08 81.49 07:58:01 AM 3 11.44 0.00 1.27 0.62 0.07 86.60 07:58:01 AM 4 17.18 0.00 1.42 0.58 0.03 80.78 07:58:01 AM 5 13.69 0.00 1.39 1.74 0.05 83.14 07:58:01 AM 6 11.92 0.00 1.19 0.35 0.03 86.51 07:58:01 AM 7 6.93 0.00 0.63 0.13 0.05 92.25 07:59:01 AM all 33.02 0.00 1.76 1.42 0.10 63.71 07:59:01 AM 0 32.04 0.00 2.48 2.23 0.10 63.15 07:59:01 AM 1 49.88 0.00 1.34 0.35 0.10 48.32 07:59:01 AM 2 31.44 0.00 1.59 3.00 0.10 63.87 07:59:01 AM 3 18.42 0.00 2.17 1.14 0.10 78.17 07:59:01 AM 4 25.28 0.00 1.60 1.53 0.12 71.47 07:59:01 AM 5 30.76 0.00 1.44 0.91 0.12 66.78 07:59:01 AM 6 41.74 0.00 1.64 2.06 0.10 54.45 07:59:01 AM 7 34.51 0.00 1.78 0.10 0.10 63.51 08:00:01 AM all 20.99 0.54 3.21 1.99 0.09 73.18 08:00:01 AM 0 17.07 0.05 2.11 0.52 0.08 80.17 08:00:01 AM 1 20.07 0.05 3.05 1.40 0.08 75.35 08:00:01 AM 2 19.06 0.05 3.48 7.86 0.12 69.43 08:00:01 AM 3 21.05 0.05 4.54 2.80 0.10 71.45 08:00:01 AM 4 25.06 0.17 3.25 1.84 0.08 69.60 08:00:01 AM 5 27.26 3.88 3.53 0.60 0.10 64.62 08:00:01 AM 6 18.91 0.02 3.08 0.56 0.10 77.33 08:00:01 AM 7 19.45 0.02 2.64 0.37 0.08 77.43 08:01:01 AM all 23.68 0.04 1.32 0.92 0.06 73.97 08:01:01 AM 0 20.81 0.00 0.85 0.00 0.07 78.27 08:01:01 AM 1 37.15 0.00 1.72 0.20 0.08 60.85 08:01:01 AM 2 28.20 0.00 1.52 0.72 0.07 69.49 08:01:01 AM 3 26.51 0.32 1.09 0.08 0.07 71.93 08:01:01 AM 4 24.99 0.00 0.97 4.18 0.07 69.79 08:01:01 AM 5 25.18 0.00 1.62 0.07 0.05 73.08 08:01:01 AM 6 14.58 0.00 1.66 0.74 0.05 82.98 08:01:01 AM 7 12.01 0.00 1.17 1.41 0.05 85.36 Average: all 22.36 0.14 1.84 1.25 0.08 74.33 Average: 0 19.59 0.01 1.61 0.81 0.08 77.90 Average: 1 29.00 0.01 1.64 0.51 0.08 68.76 Average: 2 23.59 0.01 1.99 3.24 0.09 71.08 Average: 3 19.35 0.09 2.26 1.16 0.08 77.05 Average: 4 23.12 0.04 1.81 2.03 0.08 72.92 Average: 5 24.21 0.97 1.99 0.83 0.08 71.92 Average: 6 21.78 0.00 1.89 0.93 0.07 75.33 Average: 7 18.21 0.00 1.55 0.50 0.07 79.66