---> uname -a: Linux prd-centos8-docker-8c-8g-13075.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 1065 27049 19 3773 30359 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:de:6b:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.178/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fede:6b18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:1a:7e:54 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:ff:fe1a:7e54/64 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) 07/27/2026 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:02 PM 135.81 2.70 133.11 1622.80 10054.39 05:14:01 PM 362.25 16.86 345.39 2802.85 14700.00 05:15:01 PM 264.13 2.62 261.51 422.93 37746.20 05:16:01 PM 110.56 1.47 109.10 114.10 16206.38 Average: 217.59 5.86 211.72 1234.12 19697.96 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:02 PM 29325044 31263764 3328328 10.19 2688 2255652 1402636 4.16 150324 2719980 247304 05:14:01 PM 28313220 30609404 4340152 13.29 2688 2602832 1911484 5.67 232948 3602860 180744 05:15:01 PM 26414920 29613764 6238452 19.11 2688 3496272 2745968 8.15 547492 5141016 36 05:16:01 PM 27714276 31104008 4939096 15.13 2688 3683224 1516124 4.50 832772 3551156 17648 Average: 27941865 30647735 4711507 14.43 2688 3009495 1894053 5.62 440884 3753753 111433 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:02 PM eth0 120.31 81.69 1723.68 32.37 0.00 0.00 0.00 0.00 05:13:02 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 420.84 370.99 4159.00 60.02 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 509.36 398.22 8540.63 48.40 0.00 0.00 0.00 0.00 05:15:01 PM docker0 1.48 2.35 0.14 50.20 0.00 0.00 0.00 0.00 05:15:01 PM veth6a61ab9 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 251.75 266.36 443.90 2373.06 0.00 0.00 0.00 0.00 05:16:01 PM docker0 4.68 11.36 0.34 210.17 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 325.18 278.94 3715.04 630.86 0.00 0.00 0.00 0.00 Average: docker0 1.55 3.44 0.12 65.37 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) 07/27/2026 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:02 PM all 8.59 0.00 0.97 0.67 0.04 89.73 05:13:02 PM 0 6.89 0.00 0.75 0.80 0.05 91.50 05:13:02 PM 1 16.13 0.00 1.92 1.14 0.05 80.77 05:13:02 PM 2 5.47 0.00 0.62 0.17 0.05 93.69 05:13:02 PM 3 1.17 0.00 0.55 0.69 0.05 97.54 05:13:02 PM 4 6.51 0.00 0.87 0.48 0.03 92.10 05:13:02 PM 5 16.10 0.00 1.67 0.53 0.05 81.64 05:13:02 PM 6 13.42 0.00 1.15 1.28 0.05 84.09 05:13:02 PM 7 3.04 0.00 0.22 0.23 0.02 96.50 05:14:01 PM all 21.57 0.00 1.58 1.89 0.10 74.86 05:14:01 PM 0 31.48 0.00 1.19 0.56 0.12 66.65 05:14:01 PM 1 29.94 0.00 1.33 1.09 0.10 67.54 05:14:01 PM 2 22.20 0.00 1.57 1.87 0.10 74.26 05:14:01 PM 3 20.39 0.00 1.47 1.53 0.10 76.50 05:14:01 PM 4 8.03 0.00 1.09 1.06 0.09 89.74 05:14:01 PM 5 25.14 0.00 2.52 3.93 0.14 68.27 05:14:01 PM 6 18.25 0.00 2.08 3.42 0.09 76.16 05:14:01 PM 7 17.14 0.00 1.40 1.63 0.09 79.75 05:15:01 PM all 27.60 0.00 1.99 1.25 0.09 69.07 05:15:01 PM 0 38.41 0.00 1.26 0.37 0.08 59.88 05:15:01 PM 1 44.23 0.00 2.13 1.83 0.12 51.69 05:15:01 PM 2 21.87 0.00 1.82 1.38 0.10 74.84 05:15:01 PM 3 21.17 0.00 2.31 0.91 0.08 75.53 05:15:01 PM 4 33.60 0.00 2.44 0.96 0.08 62.93 05:15:01 PM 5 13.24 0.00 1.76 1.48 0.08 83.43 05:15:01 PM 6 19.59 0.00 1.65 1.34 0.10 77.32 05:15:01 PM 7 28.61 0.00 2.59 1.70 0.08 67.02 05:16:01 PM all 11.11 0.00 1.87 0.72 0.07 86.22 05:16:01 PM 0 7.19 0.00 1.69 0.47 0.07 90.58 05:16:01 PM 1 6.81 0.00 1.79 0.13 0.07 91.20 05:16:01 PM 2 17.71 0.00 1.99 0.84 0.07 79.39 05:16:01 PM 3 12.72 0.00 1.44 0.12 0.07 85.66 05:16:01 PM 4 9.96 0.00 1.98 1.88 0.05 86.13 05:16:01 PM 5 15.64 0.00 2.21 0.20 0.08 81.87 05:16:01 PM 6 3.79 0.00 1.84 1.21 0.08 93.08 05:16:01 PM 7 15.08 0.00 2.01 0.95 0.08 81.87 Average: all 17.19 0.00 1.60 1.13 0.08 80.01 Average: 0 20.94 0.00 1.22 0.55 0.08 77.21 Average: 1 24.24 0.00 1.79 1.05 0.08 72.84 Average: 2 16.78 0.00 1.50 1.06 0.08 80.58 Average: 3 13.82 0.00 1.44 0.81 0.08 83.85 Average: 4 14.53 0.00 1.59 1.09 0.06 82.72 Average: 5 17.50 0.00 2.04 1.53 0.09 78.85 Average: 6 13.74 0.00 1.68 1.81 0.08 82.70 Average: 7 15.94 0.00 1.55 1.13 0.07 81.32