---> uname -a: Linux prd-centos8-docker-4c-4g-12624.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 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 771 12079 19 2910 14652 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:bf:67:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.130/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86169sec preferred_lft 86169sec inet6 fe80::f816:3eff:febf:676e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:06:4d:53:04 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) 07/27/2026 _x86_64_ (4 CPU) 01:27:01 LINUX RESTART (4 CPU) 01:28:01 AM tps rtps wtps bread/s bwrtn/s 01:29:01 AM 267.92 18.58 249.33 4022.24 16553.40 01:30:01 AM 54.20 2.40 51.80 236.32 8645.57 Average: 161.09 10.49 150.60 2129.91 12600.80 01:28:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:29:01 AM 11902484 14276452 4236836 26.25 2688 2574928 1829520 10.64 224012 3588992 236652 01:30:01 AM 11333200 13717932 4806120 29.78 2688 2585304 2492492 14.50 251400 4125452 900 Average: 11617842 13997192 4521478 28.02 2688 2580116 2161006 12.57 237706 3857222 118776 01:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM eth0 376.59 283.92 5008.73 54.00 0.00 0.00 0.00 0.00 01:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM lo 24.83 24.83 5.05 5.05 0.00 0.00 0.00 0.00 01:30:01 AM eth0 23.58 14.36 7.57 15.68 0.00 0.00 0.00 0.00 01:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 12.41 12.41 2.53 2.53 0.00 0.00 0.00 0.00 Average: eth0 200.14 149.18 2508.98 34.85 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) 07/27/2026 _x86_64_ (4 CPU) 01:27:01 LINUX RESTART (4 CPU) 01:28:01 AM CPU %user %nice %system %iowait %steal %idle 01:29:01 AM all 41.45 0.00 2.94 1.54 0.09 53.98 01:29:01 AM 0 32.24 0.00 3.34 1.59 0.08 62.74 01:29:01 AM 1 36.16 0.00 3.18 1.57 0.08 59.00 01:29:01 AM 2 43.81 0.00 2.81 2.01 0.08 51.29 01:29:01 AM 3 53.57 0.00 2.41 0.99 0.12 42.92 01:30:01 AM all 30.61 0.00 0.77 0.24 0.08 68.31 01:30:01 AM 0 33.83 0.00 0.72 0.13 0.08 65.23 01:30:01 AM 1 21.62 0.00 1.12 0.63 0.08 76.54 01:30:01 AM 2 29.25 0.00 0.90 0.18 0.07 69.60 01:30:01 AM 3 37.71 0.00 0.33 0.00 0.07 61.89 Average: all 36.02 0.00 1.85 0.89 0.08 61.15 Average: 0 33.04 0.00 2.03 0.86 0.08 63.99 Average: 1 28.88 0.00 2.15 1.10 0.08 67.78 Average: 2 36.53 0.00 1.86 1.10 0.08 60.44 Average: 3 45.64 0.00 1.37 0.49 0.09 52.41