---> uname -a: Linux prd-centos8-docker-8c-8g-9077.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 1048 27328 19 3511 30381 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:86:9b:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86178sec preferred_lft 86178sec inet6 fe80::f816:3eff:fe86:9ba8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c8:14:c0:b0 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:c8ff:fe14:c0b0/64 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) 06/07/2026 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 511.88 18.99 492.89 4368.01 19837.07 05:15:01 PM 270.85 2.52 268.33 410.59 38016.67 Average: 391.35 10.75 380.60 2389.14 28927.63 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28264056 30552368 4389316 13.44 2688 2595472 1920964 5.70 229984 3657240 194736 05:15:01 PM 26485436 29675092 6167936 18.89 2688 3487652 2744620 8.14 501100 5121248 2872 Average: 27374746 30113730 5278626 16.17 2688 3041562 2332792 6.92 365542 4389244 98804 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 433.86 382.31 4893.25 76.56 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 439.33 357.02 8524.92 45.03 0.00 0.00 0.00 0.00 05:15:01 PM docker0 1.63 2.75 0.12 47.62 0.00 0.00 0.00 0.00 05:15:01 PM vethd0b8ebc 1.63 2.85 0.14 47.63 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 436.59 369.66 6709.24 60.80 0.00 0.00 0.00 0.00 Average: docker0 0.82 1.37 0.06 23.81 0.00 0.00 0.00 0.00 Average: vethd0b8ebc 0.82 1.42 0.07 23.82 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) 06/07/2026 _x86_64_ (8 CPU) 17:11:57 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 22.02 0.00 1.68 1.33 0.08 74.89 05:14:01 PM 0 32.35 0.00 0.82 0.15 0.07 66.62 05:14:01 PM 1 14.90 0.00 1.57 1.37 0.08 82.07 05:14:01 PM 2 22.20 0.00 1.32 0.85 0.07 75.56 05:14:01 PM 3 20.17 0.00 1.77 0.60 0.08 77.37 05:14:01 PM 4 15.27 0.00 1.68 1.68 0.08 81.29 05:14:01 PM 5 21.41 0.00 1.98 1.14 0.07 75.41 05:14:01 PM 6 23.12 0.00 3.15 4.02 0.08 69.64 05:14:01 PM 7 26.70 0.00 1.19 0.82 0.08 71.21 05:15:01 PM all 26.42 0.00 1.76 1.00 0.08 70.74 05:15:01 PM 0 36.28 0.00 1.39 1.94 0.07 60.32 05:15:01 PM 1 25.39 0.00 3.00 1.66 0.10 69.86 05:15:01 PM 2 23.49 0.00 1.71 0.18 0.08 74.53 05:15:01 PM 3 27.83 0.00 1.49 1.37 0.07 69.24 05:15:01 PM 4 29.46 0.00 1.09 0.32 0.08 69.05 05:15:01 PM 5 28.38 0.00 2.50 0.84 0.08 68.19 05:15:01 PM 6 21.56 0.00 1.32 0.54 0.08 76.50 05:15:01 PM 7 18.93 0.00 1.61 1.14 0.07 78.25 Average: all 24.22 0.00 1.72 1.16 0.08 72.82 Average: 0 34.31 0.00 1.10 1.04 0.07 63.47 Average: 1 20.14 0.00 2.29 1.52 0.09 75.97 Average: 2 22.84 0.00 1.52 0.52 0.08 75.04 Average: 3 24.00 0.00 1.63 0.99 0.08 73.31 Average: 4 22.37 0.00 1.38 1.00 0.08 75.17 Average: 5 24.89 0.00 2.24 0.99 0.08 71.81 Average: 6 22.34 0.00 2.23 2.28 0.08 73.07 Average: 7 22.82 0.00 1.40 0.98 0.08 74.72