---> uname -a: Linux prd-centos8-docker-8c-8g-14200.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 1072 27049 19 3765 30353 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:52:c0:b9 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 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe52:c0b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:28:01:e6 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::42:96ff:fe28:1e6/64 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) 08/21/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 197.32 14.56 182.75 3123.35 11706.98 05:14:01 PM 411.03 5.53 405.50 1231.66 17024.13 05:15:01 PM 253.52 2.47 251.06 402.60 43846.16 Average: 287.29 7.52 279.77 1585.74 24194.61 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28788104 30834096 3865260 11.84 2688 2360368 1847192 5.48 165644 3227684 265672 05:14:01 PM 27808968 30280412 4844396 14.84 2688 2776708 2111192 6.26 391468 3937784 247360 05:15:01 PM 27679720 31058388 4973644 15.23 2688 3673472 1590000 4.72 643632 3776728 154864 Average: 28092264 30724299 4561100 13.97 2688 2936849 1849461 5.49 400248 3647399 222632 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 220.45 174.12 2682.38 45.28 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 461.12 387.87 5971.60 54.15 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 502.73 432.27 6051.71 1277.82 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.11 16.92 0.53 260.52 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 394.78 331.43 4902.02 459.17 0.00 0.00 0.00 0.00 Average: docker0 2.37 5.64 0.18 86.86 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) 08/21/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.14 0.00 1.29 0.57 0.06 84.95 05:13:01 PM 0 14.66 0.00 1.33 0.10 0.07 83.84 05:13:01 PM 1 5.20 0.00 0.84 0.62 0.07 93.28 05:13:01 PM 2 20.66 0.00 1.79 0.89 0.07 76.60 05:13:01 PM 3 16.37 0.00 1.74 1.10 0.05 80.74 05:13:01 PM 4 12.14 0.00 0.95 0.57 0.05 86.29 05:13:01 PM 5 20.75 0.00 2.36 0.75 0.07 76.08 05:13:01 PM 6 12.11 0.00 0.64 0.10 0.07 87.09 05:13:01 PM 7 3.21 0.00 0.65 0.43 0.05 95.65 05:14:01 PM all 30.54 0.00 1.84 1.13 0.10 66.39 05:14:01 PM 0 30.89 0.00 1.29 0.57 0.08 67.17 05:14:01 PM 1 22.36 0.00 1.81 0.87 0.10 74.85 05:14:01 PM 2 32.10 0.00 1.51 0.74 0.12 65.53 05:14:01 PM 3 31.93 0.00 1.79 0.77 0.10 65.41 05:14:01 PM 4 36.31 0.00 2.45 2.11 0.08 59.05 05:14:01 PM 5 29.20 0.00 2.70 2.84 0.10 65.16 05:14:01 PM 6 28.04 0.00 1.47 0.74 0.10 69.65 05:14:01 PM 7 33.46 0.00 1.68 0.44 0.10 64.33 05:15:01 PM all 17.88 0.00 2.50 1.40 0.09 78.13 05:15:01 PM 0 25.54 0.00 3.10 1.36 0.12 69.88 05:15:01 PM 1 12.10 0.00 2.94 2.27 0.08 82.61 05:15:01 PM 2 28.97 0.00 2.72 1.90 0.10 66.30 05:15:01 PM 3 15.12 0.00 2.23 2.67 0.08 79.90 05:15:01 PM 4 13.28 0.00 2.55 1.16 0.10 82.91 05:15:01 PM 5 7.46 0.00 2.13 0.89 0.08 89.44 05:15:01 PM 6 21.47 0.00 2.26 0.80 0.08 75.38 05:15:01 PM 7 19.09 0.00 2.07 0.13 0.08 78.62 Average: all 20.51 0.00 1.87 1.03 0.08 76.50 Average: 0 23.68 0.00 1.91 0.67 0.09 73.65 Average: 1 13.21 0.00 1.86 1.25 0.08 83.60 Average: 2 27.24 0.00 2.01 1.17 0.09 69.49 Average: 3 21.14 0.00 1.92 1.51 0.08 75.35 Average: 4 20.57 0.00 1.98 1.28 0.08 76.09 Average: 5 19.14 0.00 2.40 1.49 0.08 76.89 Average: 6 20.53 0.00 1.46 0.55 0.08 77.38 Average: 7 18.58 0.00 1.46 0.34 0.08 79.55