---> uname -a: Linux prd-centos8-docker-4c-4g-6267.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: 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 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 761 12095 20 2904 14661 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:ac:c2:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.131/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86169sec preferred_lft 86169sec inet6 fe80::f816:3eff:feac:c255/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8c:42:1e:dc 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) 09/30/2026 _x86_64_ (4 CPU) 13:22:35 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 261.11 10.78 250.32 1418.43 8013.43 01:25:01 PM 251.03 19.50 231.54 4209.79 14919.70 01:26:01 PM 59.60 3.10 56.50 155.55 8314.01 Average: 190.59 11.13 179.46 1928.46 10416.85 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13122056 15046236 3017260 18.70 2688 2134324 1148332 6.68 151504 2487460 294696 01:25:01 PM 11588708 13961316 4550608 28.20 2688 2574400 2268064 13.20 239732 3882588 225988 01:26:01 PM 12401708 15035724 3737608 23.16 2688 2833308 1115516 6.49 528700 2779024 270032 Average: 12370824 14681092 3768492 23.35 2688 2514011 1510637 8.79 306645 3049691 263572 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 222.13 123.16 1629.70 48.01 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 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 PM eth0 390.93 314.92 4593.26 56.98 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 31.29 31.29 8.25 8.25 0.00 0.00 0.00 0.00 01:26:01 PM eth0 100.35 83.17 275.98 942.68 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 10.48 10.48 2.75 2.75 0.00 0.00 0.00 0.00 Average: eth0 237.84 173.79 2166.88 349.18 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/30/2026 _x86_64_ (4 CPU) 13:22:35 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 21.19 0.00 2.12 1.12 0.01 75.56 01:24:01 PM 0 6.59 0.00 1.88 2.92 0.00 88.62 01:24:01 PM 1 19.62 0.00 1.40 0.40 0.02 78.56 01:24:01 PM 2 20.50 0.00 1.89 0.33 0.00 77.27 01:24:01 PM 3 38.01 0.00 3.29 0.82 0.03 57.84 01:25:01 PM all 44.52 0.00 2.91 1.35 0.02 51.19 01:25:01 PM 0 40.47 0.00 3.54 1.39 0.02 54.59 01:25:01 PM 1 46.17 0.00 2.76 1.30 0.02 49.75 01:25:01 PM 2 43.80 0.00 2.17 1.14 0.03 52.86 01:25:01 PM 3 47.65 0.00 3.18 1.59 0.02 47.57 01:26:01 PM all 32.03 0.00 2.11 0.26 0.03 65.57 01:26:01 PM 0 30.84 0.00 2.19 0.37 0.02 66.58 01:26:01 PM 1 29.66 0.00 1.89 0.15 0.02 68.29 01:26:01 PM 2 22.19 0.00 2.67 0.43 0.02 74.68 01:26:01 PM 3 45.42 0.00 1.69 0.08 0.05 52.76 Average: all 32.59 0.00 2.38 0.91 0.02 64.11 Average: 0 25.98 0.00 2.54 1.56 0.01 69.91 Average: 1 31.82 0.00 2.02 0.62 0.02 65.53 Average: 2 28.83 0.00 2.25 0.64 0.02 68.27 Average: 3 43.70 0.00 2.72 0.83 0.03 52.72