---> uname -a: Linux prd-centos8-docker-4c-4g-5142.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): 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: 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): 0-3 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 746 12103 20 2911 14676 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:52:60:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe52:60b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:be:72:fb:38 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) 09/25/2026 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 172.73 15.04 157.68 3249.85 11038.94 01:25:01 PM 194.50 6.18 188.32 1055.42 16891.40 01:26:01 PM 28.04 1.45 26.59 88.10 749.27 Average: 131.75 7.56 124.19 1464.48 9559.46 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12867036 14973400 3272280 20.28 2688 2313560 1435272 8.35 186308 2687788 219620 01:25:01 PM 11410476 13793076 4728840 29.30 2688 2584132 2361088 13.74 254352 4044324 9368 01:26:01 PM 12388068 15020904 3751248 23.24 2688 2832424 1177608 6.85 351224 2970888 262200 Average: 12221860 14595793 3917456 24.27 2688 2576705 1657989 9.65 263961 3234333 163729 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 161.46 113.50 2007.62 25.91 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 12.10 12.10 3.46 3.46 0.00 0.00 0.00 0.00 01:25:01 PM eth0 359.34 270.07 3774.07 71.85 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 16.63 16.63 2.60 2.60 0.00 0.00 0.00 0.00 01:26:01 PM eth0 75.31 66.14 274.89 40.26 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 Average: lo 9.58 9.58 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 198.69 149.90 2018.76 46.00 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) 09/25/2026 _x86_64_ (4 CPU) 13:22:23 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.97 0.00 2.47 0.91 0.01 71.64 01:24:01 PM 0 30.86 0.00 2.13 0.42 0.02 66.57 01:24:01 PM 1 17.02 0.00 2.50 0.63 0.02 79.82 01:24:01 PM 2 13.71 0.00 1.73 1.01 0.00 83.56 01:24:01 PM 3 38.24 0.00 3.51 1.59 0.02 56.64 01:25:01 PM all 50.85 0.00 2.18 1.17 0.02 45.78 01:25:01 PM 0 41.72 0.00 3.04 1.29 0.02 53.93 01:25:01 PM 1 42.16 0.00 3.01 1.82 0.02 52.99 01:25:01 PM 2 62.78 0.00 1.25 0.62 0.02 35.33 01:25:01 PM 3 56.75 0.00 1.40 0.94 0.03 40.88 01:26:01 PM all 14.94 0.00 1.33 0.13 0.01 83.59 01:26:01 PM 0 12.47 0.00 1.32 0.05 0.00 86.16 01:26:01 PM 1 25.06 0.00 1.77 0.32 0.02 72.83 01:26:01 PM 2 12.09 0.00 0.70 0.03 0.02 87.16 01:26:01 PM 3 10.15 0.00 1.54 0.10 0.00 88.21 Average: all 30.25 0.00 1.99 0.73 0.01 67.01 Average: 0 28.35 0.00 2.16 0.58 0.01 68.89 Average: 1 28.07 0.00 2.43 0.92 0.02 68.56 Average: 2 29.55 0.00 1.23 0.55 0.01 68.66 Average: 3 35.04 0.00 2.15 0.87 0.02 61.91