---> uname -a: Linux prd-centos8-docker-8c-8g-1905.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 1013 28498 19 2378 30433 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:45:05:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.55/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe45:5a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:27:be:70:59 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) 10/10/2025 _x86_64_ (8 CPU) 23:13:50 LINUX RESTART (8 CPU) 11:15:01 PM tps rtps wtps bread/s bwrtn/s 11:16:01 PM 119.36 0.10 119.26 2.13 11438.20 11:17:01 PM 162.50 17.58 144.92 3451.52 7111.03 Average: 140.92 8.84 132.09 1726.68 9274.79 11:15:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:16:01 PM 29416128 31173964 3239584 9.92 2688 2079452 1510180 4.48 156524 2638344 96752 11:17:01 PM 29159200 31137456 3496512 10.71 2688 2291192 1529092 4.54 371136 2649888 71864 Average: 29287664 31155710 3368048 10.31 2688 2185322 1519636 4.51 263830 2644116 84308 11:15:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 PM eth0 58.09 42.93 912.84 7.47 0.00 0.00 0.00 0.00 11:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 PM eth0 195.70 180.84 1332.22 54.51 0.00 0.00 0.00 0.00 11:17:01 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 126.89 111.88 1122.51 30.99 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) 10/10/2025 _x86_64_ (8 CPU) 23:13:50 LINUX RESTART (8 CPU) 11:15:01 PM CPU %user %nice %system %iowait %steal %idle 11:16:01 PM all 6.07 0.00 0.63 3.38 0.05 89.87 11:16:01 PM 0 11.96 0.00 1.19 5.83 0.10 80.93 11:16:01 PM 1 13.80 0.00 1.72 5.35 0.08 79.05 11:16:01 PM 2 5.18 0.00 0.52 8.70 0.03 85.58 11:16:01 PM 3 2.92 0.00 0.37 3.86 0.03 92.82 11:16:01 PM 4 3.55 0.00 0.35 1.38 0.07 94.65 11:16:01 PM 5 7.49 0.00 0.55 1.69 0.05 90.23 11:16:01 PM 6 0.83 0.00 0.10 0.12 0.02 98.93 11:16:01 PM 7 2.88 0.00 0.23 0.10 0.02 96.77 11:17:01 PM all 12.16 0.00 1.14 3.52 0.07 83.11 11:17:01 PM 0 10.99 0.00 1.29 2.89 0.08 84.74 11:17:01 PM 1 8.47 0.00 1.00 0.79 0.05 89.69 11:17:01 PM 2 12.65 0.00 0.90 1.81 0.08 84.55 11:17:01 PM 3 12.37 0.00 1.10 2.63 0.08 83.82 11:17:01 PM 4 11.76 0.00 1.31 6.63 0.07 80.24 11:17:01 PM 5 21.96 0.00 1.57 6.77 0.10 69.60 11:17:01 PM 6 12.31 0.00 0.75 3.24 0.07 83.63 11:17:01 PM 7 6.77 0.00 1.19 3.41 0.05 88.58 Average: all 9.11 0.00 0.88 3.45 0.06 86.50 Average: 0 11.47 0.00 1.24 4.36 0.09 82.83 Average: 1 11.14 0.00 1.36 3.07 0.07 84.37 Average: 2 8.91 0.00 0.71 5.26 0.06 85.06 Average: 3 7.64 0.00 0.74 3.24 0.06 88.33 Average: 4 7.65 0.00 0.83 4.00 0.07 87.45 Average: 5 14.71 0.00 1.06 4.22 0.08 79.92 Average: 6 6.57 0.00 0.43 1.68 0.04 91.29 Average: 7 4.82 0.00 0.71 1.75 0.03 92.68