---> uname -a: Linux prd-centos8-docker-8c-8g-12274.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: 2799.974 BogoMIPS: 5599.94 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 1064 26336 19 4487 30354 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:7f:6d:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.13/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe7f:6de1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4a:3c:28:71 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::42:4aff:fe3c:2871/64 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) 06/16/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:02 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 184.83 14.95 169.89 3277.00 10824.01 07:33:01 AM 239.02 4.68 234.34 1125.09 20506.28 07:34:01 AM 269.74 16.58 253.17 5499.63 30787.89 07:35:01 AM 82.10 2.73 79.37 129.31 26652.02 Average: 193.97 9.71 184.25 2504.61 22240.40 07:31:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29126160 31124192 3527212 10.80 2688 2313712 2011352 5.97 186680 2873560 234324 07:33:01 AM 27113808 29783232 5539564 16.96 2688 2975404 3133476 9.30 274840 4751204 319888 07:34:01 AM 25683224 29681644 6970148 21.35 2688 4286460 2743796 8.14 672684 5719776 636492 07:35:01 AM 26967912 31082156 5685460 17.41 2688 4399976 1482980 4.40 910872 4198232 8520 Average: 27222776 30417806 5430596 16.63 2688 3493888 2342901 6.95 511269 4385693 299806 07:31:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 177.82 133.67 2121.46 38.95 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 1224.58 527.29 9236.25 57.49 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 12.81 12.81 1.35 1.35 0.00 0.00 0.00 0.00 07:34:01 AM eth0 645.98 202.97 4557.47 30.66 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.80 5.93 0.65 0.69 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 68.96 84.37 72.14 1255.50 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 530.84 237.52 4004.92 346.91 0.00 0.00 0.00 0.00 Average: docker0 1.20 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) 06/16/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:02 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 12.84 0.00 1.28 0.48 0.06 85.34 07:32:01 AM 0 9.25 0.00 0.76 0.15 0.07 89.76 07:32:01 AM 1 10.11 0.00 1.77 0.85 0.07 87.20 07:32:01 AM 2 6.28 0.00 0.73 1.00 0.09 91.90 07:32:01 AM 3 16.77 0.00 1.80 0.78 0.07 80.57 07:32:01 AM 4 17.80 0.00 1.73 0.36 0.05 80.06 07:32:01 AM 5 25.42 0.00 2.07 0.34 0.07 72.11 07:32:01 AM 6 13.69 0.00 0.93 0.32 0.03 85.02 07:32:01 AM 7 3.35 0.00 0.41 0.07 0.07 96.10 07:33:01 AM all 31.14 0.00 1.55 0.74 0.10 66.47 07:33:01 AM 0 37.14 0.00 1.99 0.55 0.08 60.23 07:33:01 AM 1 14.30 0.00 1.76 1.64 0.12 82.18 07:33:01 AM 2 16.00 0.00 1.92 0.96 0.10 81.03 07:33:01 AM 3 39.67 0.00 2.15 1.07 0.10 57.01 07:33:01 AM 4 29.47 0.00 1.44 0.13 0.10 68.85 07:33:01 AM 5 41.78 0.00 0.97 0.74 0.10 56.41 07:33:01 AM 6 41.43 0.00 1.16 0.47 0.08 56.86 07:33:01 AM 7 29.29 0.00 1.06 0.32 0.10 69.23 07:34:01 AM all 22.64 0.30 3.19 0.97 0.10 72.80 07:34:01 AM 0 29.13 0.03 2.57 0.40 0.10 67.76 07:34:01 AM 1 23.50 0.03 3.45 0.89 0.10 72.02 07:34:01 AM 2 22.14 1.97 3.12 1.11 0.10 71.54 07:34:01 AM 3 24.58 0.03 2.92 0.42 0.10 71.94 07:34:01 AM 4 22.83 0.00 3.93 2.02 0.10 71.12 07:34:01 AM 5 24.57 0.00 3.92 0.82 0.10 70.59 07:34:01 AM 6 13.87 0.29 2.67 1.60 0.10 81.47 07:34:01 AM 7 20.45 0.07 2.90 0.51 0.10 75.98 07:35:01 AM all 12.44 0.00 1.14 0.42 0.05 85.95 07:35:01 AM 0 12.81 0.00 1.32 0.50 0.07 85.30 07:35:01 AM 1 9.42 0.00 1.07 1.09 0.03 88.39 07:35:01 AM 2 9.81 0.00 0.97 0.40 0.05 88.77 07:35:01 AM 3 14.78 0.00 1.34 0.32 0.03 83.54 07:35:01 AM 4 5.87 0.00 0.57 0.07 0.07 93.43 07:35:01 AM 5 16.39 0.00 1.27 0.47 0.03 81.84 07:35:01 AM 6 20.28 0.00 1.59 0.52 0.05 77.57 07:35:01 AM 7 10.17 0.00 1.02 0.03 0.03 88.75 Average: all 19.78 0.08 1.79 0.65 0.08 77.62 Average: 0 22.11 0.01 1.66 0.40 0.08 75.73 Average: 1 14.34 0.01 2.01 1.12 0.08 82.45 Average: 2 13.57 0.49 1.69 0.87 0.08 83.30 Average: 3 23.97 0.01 2.05 0.65 0.08 73.25 Average: 4 18.99 0.00 1.91 0.64 0.08 78.38 Average: 5 27.04 0.00 2.05 0.59 0.08 70.23 Average: 6 22.36 0.07 1.59 0.73 0.07 75.19 Average: 7 15.85 0.02 1.35 0.23 0.08 82.48