---> uname -a: Linux prd-centos8-docker-8c-8g-18841.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 31890 975 28328 19 2586 30468 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:96:78:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.90/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86222sec preferred_lft 86222sec inet6 fe80::f816:3eff:fe96:78d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4f:1a:36:12 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/08/2025 _x86_64_ (8 CPU) 21:16:23 LINUX RESTART (8 CPU) 09:17:01 PM tps rtps wtps bread/s bwrtn/s 09:18:01 PM 165.91 14.30 151.62 3092.57 11487.67 09:19:01 PM 181.82 3.50 178.32 289.42 14599.97 Average: 173.86 8.90 164.97 1691.11 13043.69 09:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 PM 29133308 31034936 3522404 10.79 2688 2217316 1623888 4.82 164052 2890448 108664 09:19:01 PM 28972760 31161884 3682952 11.28 2688 2499148 1487004 4.41 436376 2762068 33880 Average: 29053034 31098410 3602678 11.03 2688 2358232 1555446 4.61 300214 2826258 71272 09:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 PM eth0 150.92 135.45 1314.28 46.32 0.00 0.00 0.00 0.00 09:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM eth0 315.86 286.95 2219.59 540.45 0.00 0.00 0.00 0.00 09:19:01 PM 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 233.38 211.20 1766.89 293.36 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/08/2025 _x86_64_ (8 CPU) 21:16:23 LINUX RESTART (8 CPU) 09:17:01 PM CPU %user %nice %system %iowait %steal %idle 09:18:01 PM all 9.87 0.00 0.95 0.47 0.05 88.66 09:18:01 PM 0 3.39 0.00 0.47 0.13 0.07 95.95 09:18:01 PM 1 5.61 0.00 0.68 0.63 0.05 93.02 09:18:01 PM 2 2.04 0.00 0.97 1.52 0.07 95.40 09:18:01 PM 3 6.83 0.00 0.48 0.07 0.03 92.59 09:18:01 PM 4 24.76 0.00 2.14 0.35 0.05 72.70 09:18:01 PM 5 9.43 0.00 0.90 0.40 0.03 89.23 09:18:01 PM 6 12.10 0.00 1.17 0.22 0.05 86.46 09:18:01 PM 7 14.74 0.00 0.82 0.47 0.03 83.94 09:19:01 PM all 14.54 0.00 1.41 0.47 0.06 83.53 09:19:01 PM 0 13.10 0.00 1.89 0.89 0.07 84.07 09:19:01 PM 1 16.03 0.00 1.25 0.65 0.05 82.01 09:19:01 PM 2 20.15 0.00 2.21 0.62 0.07 76.96 09:19:01 PM 3 14.92 0.00 1.07 0.32 0.07 83.62 09:19:01 PM 4 12.31 0.00 1.31 0.45 0.05 85.88 09:19:01 PM 5 15.08 0.00 0.97 0.30 0.07 83.59 09:19:01 PM 6 20.21 0.00 1.55 0.28 0.05 77.90 09:19:01 PM 7 4.48 0.00 1.00 0.25 0.07 94.19 Average: all 12.20 0.00 1.18 0.47 0.05 86.09 Average: 0 8.24 0.00 1.18 0.51 0.07 90.01 Average: 1 10.82 0.00 0.97 0.64 0.05 87.52 Average: 2 11.10 0.00 1.59 1.07 0.07 86.18 Average: 3 10.87 0.00 0.78 0.19 0.05 88.11 Average: 4 18.55 0.00 1.72 0.40 0.05 79.28 Average: 5 12.25 0.00 0.94 0.35 0.05 86.41 Average: 6 16.16 0.00 1.36 0.25 0.05 82.18 Average: 7 9.62 0.00 0.91 0.36 0.05 89.06