---> uname -a: Linux prd-centos8-docker-8c-8g-3710.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 1062 27065 19 3760 30364 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:fc:31:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fefc:311a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f9:2f:b7:c2 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:f9ff:fe2f:b7c2/64 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) 06/29/2026 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 164.86 14.60 150.26 3119.61 11001.87 05:14:01 PM 519.29 5.55 513.75 1231.72 17628.31 05:15:01 PM 259.51 2.52 257.00 404.13 44638.94 Average: 314.56 7.55 307.01 1585.07 24423.78 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29053116 31049152 3600256 11.03 2688 2311944 1855168 5.50 160616 2972876 229480 05:14:01 PM 27831696 30298880 4821676 14.77 2688 2772168 2135732 6.34 282908 4024504 268832 05:15:01 PM 27712816 31079488 4940556 15.13 2688 3660996 1564724 4.64 643880 3743708 149320 Average: 28199209 30809173 4454163 13.64 2688 2915036 1851875 5.49 362468 3580363 215877 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 176.65 130.14 2009.39 39.57 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 492.92 420.34 6656.91 60.29 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 512.20 441.50 6049.37 1279.11 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.50 14.10 0.49 259.86 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 393.94 330.67 4905.39 459.68 0.00 0.00 0.00 0.00 Average: docker0 2.17 4.70 0.16 86.62 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) 06/29/2026 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.69 0.00 1.07 0.43 0.06 87.75 05:13:01 PM 0 6.58 0.00 0.58 0.28 0.07 92.48 05:13:01 PM 1 16.82 0.00 2.12 1.15 0.07 79.85 05:13:01 PM 2 14.23 0.00 1.25 0.40 0.05 84.07 05:13:01 PM 3 6.86 0.00 0.77 0.65 0.07 91.65 05:13:01 PM 4 10.28 0.00 0.70 0.32 0.05 88.65 05:13:01 PM 5 6.35 0.00 0.77 0.20 0.05 92.63 05:13:01 PM 6 17.47 0.00 1.75 0.30 0.07 80.41 05:13:01 PM 7 6.92 0.00 0.58 0.15 0.05 92.29 05:14:01 PM all 29.46 0.00 1.78 1.22 0.08 67.45 05:14:01 PM 0 25.39 0.00 3.10 4.02 0.08 67.40 05:14:01 PM 1 27.95 0.00 1.59 1.09 0.07 69.31 05:14:01 PM 2 16.57 0.00 1.37 0.55 0.08 81.42 05:14:01 PM 3 30.41 0.00 1.79 1.06 0.12 66.62 05:14:01 PM 4 41.85 0.00 1.82 1.00 0.08 55.24 05:14:01 PM 5 29.91 0.00 1.44 0.70 0.08 67.86 05:14:01 PM 6 35.13 0.00 1.79 0.99 0.08 62.00 05:14:01 PM 7 28.48 0.00 1.34 0.39 0.07 69.73 05:15:01 PM all 18.95 0.00 2.57 0.92 0.08 77.48 05:15:01 PM 0 14.38 0.00 2.62 0.39 0.08 82.52 05:15:01 PM 1 22.04 0.00 3.21 2.42 0.08 72.25 05:15:01 PM 2 13.06 0.00 2.43 0.89 0.08 83.53 05:15:01 PM 3 16.94 0.00 3.36 1.63 0.08 77.99 05:15:01 PM 4 23.41 0.00 2.03 0.35 0.08 74.12 05:15:01 PM 5 14.42 0.00 2.17 0.64 0.08 82.69 05:15:01 PM 6 23.63 0.00 1.99 0.28 0.07 74.02 05:15:01 PM 7 23.69 0.00 2.72 0.77 0.08 72.73 Average: all 19.69 0.00 1.80 0.86 0.07 77.57 Average: 0 15.44 0.00 2.10 1.56 0.08 80.81 Average: 1 22.26 0.00 2.30 1.55 0.07 73.81 Average: 2 14.62 0.00 1.69 0.61 0.07 83.01 Average: 3 18.07 0.00 1.97 1.11 0.09 78.76 Average: 4 25.17 0.00 1.52 0.56 0.07 72.69 Average: 5 16.89 0.00 1.46 0.51 0.07 81.07 Average: 6 25.40 0.00 1.85 0.52 0.07 72.16 Average: 7 19.68 0.00 1.55 0.44 0.07 78.28