---> uname -a: Linux prd-centos8-docker-8c-8g-5664.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1043 27086 19 3758 30382 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:1d:79:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.208/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe1d:79d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:a3:56:d8 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::42:68ff:fea3:56d8/64 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) 05/31/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 183.91 14.65 169.26 3223.59 10750.53 05:14:01 PM 479.20 4.78 474.42 1165.54 18039.63 05:15:01 PM 256.61 2.48 254.12 450.31 43473.05 Average: 306.56 7.30 299.26 1613.11 24089.15 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28836256 30873272 3817116 11.69 2688 2351968 1815152 5.39 165056 3181640 260520 05:14:01 PM 27831156 30293932 4822216 14.77 2688 2768092 2124148 6.30 346104 3961656 230472 05:15:01 PM 27716724 31086064 4936648 15.12 2688 3664184 1549024 4.60 642960 3741424 156036 Average: 28128045 30751089 4525327 13.86 2688 2928081 1829441 5.43 384707 3628240 215676 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 218.21 173.14 2644.87 44.61 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 434.68 375.12 5987.46 54.25 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 499.45 433.93 6042.22 1275.94 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.81 12.98 0.46 256.87 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 384.12 327.40 4891.52 458.34 0.00 0.00 0.00 0.00 Average: docker0 1.94 4.33 0.15 85.64 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) 05/31/2026 _x86_64_ (8 CPU) 17:11:24 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.65 0.00 1.18 0.51 0.05 86.60 05:13:01 PM 0 4.28 0.00 0.67 0.37 0.05 94.64 05:13:01 PM 1 5.10 0.00 0.77 0.75 0.07 93.31 05:13:01 PM 2 14.64 0.00 1.35 0.43 0.05 83.52 05:13:01 PM 3 8.58 0.00 0.70 0.18 0.05 90.48 05:13:01 PM 4 36.89 0.00 2.87 0.35 0.07 59.82 05:13:01 PM 5 5.45 0.00 1.00 0.85 0.05 92.65 05:13:01 PM 6 7.85 0.00 0.97 0.90 0.05 90.23 05:13:01 PM 7 10.40 0.00 1.14 0.22 0.05 88.20 05:14:01 PM all 29.32 0.00 1.77 1.25 0.09 67.56 05:14:01 PM 0 35.33 0.00 1.12 0.23 0.10 63.21 05:14:01 PM 1 34.53 0.00 1.87 1.14 0.08 62.37 05:14:01 PM 2 25.63 0.00 2.97 3.16 0.08 68.16 05:14:01 PM 3 35.91 0.00 1.29 0.82 0.10 61.88 05:14:01 PM 4 32.36 0.00 2.52 1.78 0.10 63.24 05:14:01 PM 5 15.42 0.00 1.75 2.08 0.08 80.67 05:14:01 PM 6 23.93 0.00 1.36 0.60 0.08 74.02 05:14:01 PM 7 31.43 0.00 1.25 0.23 0.08 67.00 05:15:01 PM all 18.57 0.00 2.72 0.83 0.08 77.81 05:15:01 PM 0 11.05 0.00 3.16 0.71 0.07 85.02 05:15:01 PM 1 12.07 0.00 3.46 1.66 0.08 82.71 05:15:01 PM 2 14.87 0.00 3.05 1.19 0.08 80.80 05:15:01 PM 3 29.51 0.00 2.97 0.44 0.08 67.00 05:15:01 PM 4 22.76 0.00 2.77 1.23 0.07 73.17 05:15:01 PM 5 19.20 0.00 2.27 0.91 0.07 77.56 05:15:01 PM 6 18.57 0.00 1.66 0.17 0.07 79.53 05:15:01 PM 7 20.51 0.00 2.38 0.35 0.08 76.67 Average: all 19.84 0.00 1.89 0.86 0.07 77.33 Average: 0 16.88 0.00 1.65 0.44 0.07 80.96 Average: 1 17.25 0.00 2.03 1.18 0.08 79.46 Average: 2 18.37 0.00 2.46 1.59 0.07 77.50 Average: 3 24.65 0.00 1.65 0.48 0.08 73.14 Average: 4 30.68 0.00 2.72 1.12 0.08 65.40 Average: 5 13.34 0.00 1.67 1.28 0.07 83.64 Average: 6 16.77 0.00 1.33 0.56 0.07 81.27 Average: 7 20.77 0.00 1.59 0.27 0.07 77.30