---> uname -a: Linux prd-centos8-docker-8c-8g-2961.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: 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1004 28301 19 2584 30440 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:fe:43:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fefe:43c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c5:88:2b:c8 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) 10/15/2025 _x86_64_ (8 CPU) 21:16:22 LINUX RESTART (8 CPU) 09:17:02 PM tps rtps wtps bread/s bwrtn/s 09:18:01 PM 174.36 10.95 163.42 1442.49 7289.05 09:19:01 PM 184.94 14.31 170.62 3141.08 11772.90 09:20:01 PM 131.22 3.22 128.01 278.04 11402.63 Average: 163.45 9.48 153.96 1621.45 10170.78 09:17:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 PM 29511972 31176276 3143740 9.63 2688 1988224 1503644 4.46 147584 2569232 149724 09:19:01 PM 29044928 30992476 3610784 11.06 2688 2261848 1604868 4.76 169856 2961868 57380 09:20:01 PM 29033868 31223660 3621844 11.09 2688 2500080 1430464 4.24 436200 2702560 19928 Average: 29196923 31130804 3458789 10.59 2688 2250051 1512992 4.49 251213 2744553 75677 09:17:02 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 273.06 179.24 1693.35 48.97 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 173.29 164.34 1360.69 50.23 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 09:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 PM eth0 217.51 197.52 1512.73 525.66 0.00 0.00 0.00 0.00 09:20:01 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 221.00 180.37 1521.31 209.18 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) 10/15/2025 _x86_64_ (8 CPU) 21:16:22 LINUX RESTART (8 CPU) 09:17:02 PM CPU %user %nice %system %iowait %steal %idle 09:18:01 PM all 9.28 0.00 1.14 1.73 0.06 87.79 09:18:01 PM 0 10.79 0.00 1.02 1.80 0.05 86.33 09:18:01 PM 1 9.06 0.00 1.68 2.96 0.07 86.23 09:18:01 PM 2 2.08 0.00 1.24 0.19 0.05 96.44 09:18:01 PM 3 8.63 0.00 1.25 0.15 0.05 89.91 09:18:01 PM 4 8.84 0.00 0.54 0.49 0.03 90.09 09:18:01 PM 5 3.92 0.00 0.70 1.14 0.03 94.21 09:18:01 PM 6 15.27 0.00 1.63 5.63 0.10 77.36 09:18:01 PM 7 15.56 0.00 1.03 1.44 0.07 81.90 09:19:01 PM all 9.35 0.00 0.94 2.49 0.06 87.16 09:19:01 PM 0 3.81 0.00 0.37 0.73 0.05 95.04 09:19:01 PM 1 22.53 0.00 1.94 3.70 0.08 71.76 09:19:01 PM 2 6.64 0.00 0.70 2.71 0.07 89.88 09:19:01 PM 3 6.68 0.00 0.72 2.72 0.07 89.81 09:19:01 PM 4 6.32 0.00 0.74 1.61 0.10 91.24 09:19:01 PM 5 6.51 0.00 1.52 3.86 0.07 88.04 09:19:01 PM 6 12.62 0.00 0.80 3.64 0.03 82.90 09:19:01 PM 7 9.70 0.00 0.73 0.94 0.03 88.59 09:20:01 PM all 14.03 0.00 1.34 1.29 0.06 83.29 09:20:01 PM 0 5.77 0.00 1.04 0.00 0.05 93.14 09:20:01 PM 1 14.17 0.00 1.19 0.62 0.05 83.97 09:20:01 PM 2 8.15 0.00 1.56 0.75 0.05 89.49 09:20:01 PM 3 17.00 0.00 1.44 0.15 0.05 81.36 09:20:01 PM 4 15.26 0.00 0.95 2.31 0.07 81.41 09:20:01 PM 5 15.61 0.00 1.19 2.97 0.05 80.18 09:20:01 PM 6 12.28 0.00 0.94 0.79 0.07 85.93 09:20:01 PM 7 23.96 0.00 2.39 2.72 0.07 70.87 Average: all 10.90 0.00 1.14 1.84 0.06 86.07 Average: 0 6.76 0.00 0.81 0.84 0.05 91.54 Average: 1 15.30 0.00 1.60 2.42 0.07 80.61 Average: 2 5.66 0.00 1.17 1.23 0.06 91.89 Average: 3 10.79 0.00 1.14 1.02 0.06 87.00 Average: 4 10.15 0.00 0.75 1.47 0.07 87.56 Average: 5 8.71 0.00 1.14 2.67 0.05 87.44 Average: 6 13.38 0.00 1.12 3.34 0.07 82.09 Average: 7 16.41 0.00 1.39 1.70 0.06 80.45