---> uname -a: Linux prd-centos8-docker-8c-8g-5077.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 1041 27084 19 3762 30384 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:68:a1:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.200/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe68:a1e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:de:4d:40:2b 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:deff:fe4d:402b/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) 08/08/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 173.64 14.71 158.93 3276.31 10869.96 05:14:01 PM 444.63 4.80 439.83 1165.81 17500.65 05:15:01 PM 258.85 3.60 255.25 539.55 43983.96 Average: 293.02 7.66 285.36 1651.56 24192.55 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28954396 30953580 3698976 11.33 2688 2314608 1801328 5.34 160592 3071132 223844 05:14:01 PM 27839640 30304468 4813732 14.74 2688 2770016 2110420 6.26 302424 3997668 242052 05:15:01 PM 27732572 31109692 4920800 15.07 2688 3671108 1563692 4.64 644260 3723608 166736 Average: 28175536 30789247 4477836 13.71 2688 2918577 1825147 5.42 369092 3597469 210877 05:12:02 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 172.48 135.24 2006.14 40.63 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 522.08 446.08 6635.20 60.67 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 548.17 470.86 6062.23 1298.68 0.00 0.00 0.00 0.00 05:15:01 PM docker0 8.83 17.59 0.62 260.69 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 415.59 351.92 4917.26 469.06 0.00 0.00 0.00 0.00 Average: docker0 2.96 5.90 0.21 87.39 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) 08/08/2026 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.76 0.00 1.02 0.53 0.06 87.63 05:13:01 PM 0 6.96 0.00 1.14 0.51 0.07 91.32 05:13:01 PM 1 4.25 0.00 0.37 0.58 0.08 94.71 05:13:01 PM 2 7.69 0.00 0.92 0.95 0.05 90.39 05:13:01 PM 3 16.83 0.00 1.22 0.32 0.05 81.57 05:13:01 PM 4 20.83 0.00 1.98 0.59 0.05 76.54 05:13:01 PM 5 21.91 0.00 1.61 0.87 0.05 75.56 05:13:01 PM 6 4.98 0.00 0.58 0.08 0.05 94.31 05:13:01 PM 7 2.62 0.00 0.34 0.34 0.05 96.65 05:14:01 PM all 28.34 0.00 1.67 1.23 0.09 68.67 05:14:01 PM 0 33.22 0.00 2.26 1.66 0.12 62.74 05:14:01 PM 1 30.98 0.00 1.93 1.49 0.08 65.52 05:14:01 PM 2 24.92 0.00 1.42 0.80 0.10 72.75 05:14:01 PM 3 34.50 0.00 2.11 0.94 0.12 62.33 05:14:01 PM 4 21.15 0.00 1.52 1.19 0.07 76.07 05:14:01 PM 5 31.81 0.00 1.16 0.64 0.10 66.29 05:14:01 PM 6 24.34 0.00 1.59 1.36 0.08 72.62 05:14:01 PM 7 25.80 0.00 1.36 1.76 0.07 71.01 05:15:01 PM all 18.48 0.00 2.46 0.88 0.08 78.10 05:15:01 PM 0 19.22 0.00 1.86 0.49 0.08 78.35 05:15:01 PM 1 16.40 0.00 3.12 1.73 0.08 78.66 05:15:01 PM 2 25.08 0.00 4.34 2.12 0.10 68.36 05:15:01 PM 3 9.80 0.00 2.29 0.96 0.08 86.88 05:15:01 PM 4 10.88 0.00 1.98 1.14 0.08 85.91 05:15:01 PM 5 19.88 0.00 1.68 0.07 0.08 78.29 05:15:01 PM 6 17.35 0.00 2.30 0.34 0.07 79.94 05:15:01 PM 7 29.18 0.00 2.09 0.20 0.08 68.44 Average: all 19.23 0.00 1.72 0.88 0.08 78.09 Average: 0 19.86 0.00 1.76 0.89 0.09 77.41 Average: 1 17.28 0.00 1.81 1.27 0.08 79.56 Average: 2 19.28 0.00 2.23 1.29 0.08 77.12 Average: 3 20.40 0.00 1.88 0.74 0.08 76.90 Average: 4 17.61 0.00 1.83 0.98 0.07 79.51 Average: 5 24.55 0.00 1.48 0.52 0.08 73.37 Average: 6 15.60 0.00 1.49 0.60 0.07 82.24 Average: 7 19.28 0.00 1.27 0.77 0.07 78.62