---> uname -a: Linux prd-centos8-docker-8c-8g-2725.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1010 28114 19 2763 30428 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:a3:1e:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.27/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fea3:1e3e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f6:ed:2b:95 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/22/2026 _x86_64_ (8 CPU) 09:58:35 LINUX RESTART (8 CPU) 09:59:02 AM tps rtps wtps bread/s bwrtn/s 10:00:01 AM 118.43 7.84 110.59 1034.78 8201.91 10:01:01 AM 272.13 18.51 253.62 4009.73 17027.51 Average: 195.93 13.22 182.70 2534.75 12651.78 09:59:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:01 AM 29423708 31210444 3229664 9.89 2688 2107180 1446600 4.29 160988 2626776 243712 10:01:01 AM 27459840 29802788 5193532 15.91 2688 2651700 2656328 7.88 234408 4455204 235656 Average: 28441774 30506616 4211598 12.90 2688 2379440 2051464 6.09 197698 3540990 239684 09:59:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 AM eth0 210.67 143.15 1689.37 31.43 0.00 0.00 0.00 0.00 10:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 AM eth0 410.21 320.96 5675.24 55.72 0.00 0.00 0.00 0.00 10:01:01 AM docker0 0.00 0.00 0.00 0.00 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 311.28 232.80 3699.05 43.68 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05/22/2026 _x86_64_ (8 CPU) 09:58:35 LINUX RESTART (8 CPU) 09:59:02 AM CPU %user %nice %system %iowait %steal %idle 10:00:01 AM all 9.17 0.00 1.05 2.24 0.05 87.49 10:00:01 AM 0 11.38 0.00 1.27 0.41 0.05 86.89 10:00:01 AM 1 5.87 0.00 0.76 0.76 0.05 92.55 10:00:01 AM 2 7.30 0.00 0.75 0.36 0.05 91.55 10:00:01 AM 3 15.82 0.00 1.29 8.15 0.05 74.69 10:00:01 AM 4 24.58 0.00 2.37 0.80 0.05 72.20 10:00:01 AM 5 0.63 0.00 0.68 0.58 0.05 98.06 10:00:01 AM 6 3.32 0.00 0.61 0.43 0.05 95.60 10:00:01 AM 7 4.40 0.00 0.63 6.47 0.03 88.48 10:01:01 AM all 26.06 0.00 1.43 2.89 0.08 69.55 10:01:01 AM 0 18.27 0.00 1.62 4.02 0.08 76.01 10:01:01 AM 1 30.10 0.00 1.74 3.80 0.08 64.27 10:01:01 AM 2 28.55 0.00 1.69 3.97 0.10 65.70 10:01:01 AM 3 22.99 0.00 1.24 1.89 0.07 73.82 10:01:01 AM 4 33.56 0.00 1.42 0.74 0.07 64.22 10:01:01 AM 5 16.46 0.00 1.05 1.07 0.08 81.33 10:01:01 AM 6 32.15 0.00 1.17 5.30 0.08 61.29 10:01:01 AM 7 26.35 0.00 1.47 2.37 0.07 69.74 Average: all 17.68 0.00 1.24 2.57 0.06 78.45 Average: 0 14.85 0.00 1.45 2.22 0.07 81.41 Average: 1 18.07 0.00 1.26 2.29 0.07 78.31 Average: 2 18.00 0.00 1.22 2.17 0.08 78.53 Average: 3 19.43 0.00 1.26 5.00 0.06 74.25 Average: 4 29.10 0.00 1.89 0.77 0.06 68.18 Average: 5 8.62 0.00 0.87 0.83 0.07 89.62 Average: 6 17.86 0.00 0.89 2.88 0.07 78.30 Average: 7 15.46 0.00 1.05 4.40 0.05 79.03