---> uname -a: Linux prd-centos8-docker-4c-4g-20046.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 747 12328 19 2688 14682 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:14:fb:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.86/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe14:fbce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d5:00:6e:9f 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) 12/11/2025 _x86_64_ (4 CPU) 13:22:26 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 183.19 11.08 172.10 1913.15 6278.42 01:25:01 PM 175.97 14.61 161.36 3088.97 10192.69 01:26:01 PM 120.66 6.40 114.26 1082.57 9558.86 01:27:01 PM 23.35 0.50 22.85 20.66 704.77 Average: 125.79 8.15 117.65 1526.39 6683.95 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13319256 15034332 2822276 17.48 2688 1931376 1189432 6.92 136888 2334992 133076 01:25:01 PM 12846324 14941088 3295208 20.41 2688 2301748 1237956 7.20 155708 2742060 169012 01:26:01 PM 11686996 13902760 4454536 27.60 2688 2419828 2381948 13.86 243388 3798784 2492 01:27:01 PM 12702372 15103572 3439160 21.31 2688 2604360 1106692 6.44 507728 2523328 179344 Average: 12638737 14745438 3502795 21.70 2688 2314328 1479007 8.60 260928 2849791 120981 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 360.81 178.24 1504.47 63.94 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 236.72 160.98 2953.12 32.35 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 16.69 16.69 3.92 3.92 0.00 0.00 0.00 0.00 01:26:01 PM eth0 282.87 157.83 1331.80 46.62 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 17.58 17.58 2.69 2.69 0.00 0.00 0.00 0.00 01:27:01 PM eth0 57.12 48.18 268.13 25.68 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.57 8.57 1.65 1.65 0.00 0.00 0.00 0.00 Average: eth0 234.38 136.31 1514.43 42.15 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) 12/11/2025 _x86_64_ (4 CPU) 13:22:26 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 17.36 0.00 2.15 2.60 0.07 77.82 01:24:01 PM 0 10.34 0.00 2.88 3.30 0.08 83.41 01:24:01 PM 1 22.28 0.00 1.70 1.87 0.07 74.08 01:24:01 PM 2 24.39 0.00 2.47 4.35 0.08 68.70 01:24:01 PM 3 12.42 0.00 1.54 0.87 0.05 85.12 01:25:01 PM all 18.47 0.00 2.04 5.93 0.10 73.47 01:25:01 PM 0 14.20 0.00 1.82 4.98 0.10 78.91 01:25:01 PM 1 15.95 0.00 1.66 5.44 0.08 76.87 01:25:01 PM 2 22.01 0.00 2.21 7.87 0.10 67.81 01:25:01 PM 3 21.74 0.00 2.46 5.45 0.10 70.25 01:26:01 PM all 54.99 0.00 1.85 6.45 0.13 36.58 01:26:01 PM 0 43.34 0.00 2.38 3.81 0.12 50.34 01:26:01 PM 1 60.94 0.00 1.93 3.50 0.15 33.48 01:26:01 PM 2 62.16 0.00 1.10 9.47 0.12 27.15 01:26:01 PM 3 53.48 0.00 2.01 9.02 0.12 35.38 01:27:01 PM all 12.25 0.00 1.06 1.55 0.07 85.08 01:27:01 PM 0 12.36 0.00 0.70 0.67 0.07 86.21 01:27:01 PM 1 13.68 0.00 0.80 0.13 0.07 85.31 01:27:01 PM 2 11.67 0.00 1.87 5.06 0.10 81.30 01:27:01 PM 3 11.27 0.00 0.85 0.33 0.05 87.49 Average: all 25.75 0.00 1.77 4.13 0.09 68.25 Average: 0 20.03 0.00 1.94 3.19 0.09 74.74 Average: 1 28.20 0.00 1.52 2.73 0.09 67.46 Average: 2 30.07 0.00 1.92 6.69 0.10 61.22 Average: 3 24.71 0.00 1.72 3.91 0.08 69.58