---> uname -a: Linux prd-centos8-docker-4c-4g-3344.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 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 819 12038 19 2903 14604 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:64:49:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe64:49c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9e:a4:47:4d 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) 05/25/2026 _x86_64_ (4 CPU) 01:47:12 LINUX RESTART (4 CPU) 01:48:01 AM tps rtps wtps bread/s bwrtn/s 01:49:01 AM 140.46 14.63 125.84 3202.93 9137.71 01:50:00 AM 218.16 6.39 211.78 1077.45 17904.15 01:50:01 AM 180.17 2.59 177.59 55.17 35581.90 01:51:01 AM 27.67 0.47 27.21 15.46 799.47 Average: 128.52 7.14 121.38 1425.48 9393.84 01:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:49:01 AM 12779668 14858740 3359652 20.82 2688 2286676 1403664 8.17 153292 2816936 242044 01:50:00 AM 11415192 13790440 4724128 29.27 2688 2576100 2305796 13.42 246660 4051652 32716 01:50:01 AM 11358584 13733900 4780736 29.62 2688 2576128 2358352 13.72 248308 4106136 12104 01:51:01 AM 12386024 15001328 3753296 23.26 2688 2815068 1167980 6.80 488836 2842596 238988 Average: 11984867 14346102 4154453 25.74 2688 2563493 1808948 10.52 284274 3454330 131463 01:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 150.97 109.30 1725.53 17.98 0.00 0.00 0.00 0.00 01:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:00 AM lo 7.63 7.63 0.81 0.81 0.00 0.00 0.00 0.00 01:50:00 AM eth0 367.22 259.05 4139.84 60.09 0.00 0.00 0.00 0.00 01:50:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 3.45 5.17 0.79 1.65 0.00 0.00 0.00 0.00 01:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 AM lo 21.18 21.18 5.27 5.27 0.00 0.00 0.00 0.00 01:51:01 AM eth0 55.56 45.05 269.21 30.94 0.00 0.00 0.00 0.00 01:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.55 9.55 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 188.90 136.15 2018.06 35.96 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) 05/25/2026 _x86_64_ (4 CPU) 01:47:12 LINUX RESTART (4 CPU) 01:48:01 AM CPU %user %nice %system %iowait %steal %idle 01:49:01 AM all 18.22 0.00 1.81 1.00 0.10 78.86 01:49:01 AM 0 14.56 0.00 1.74 1.97 0.10 81.63 01:49:01 AM 1 25.10 0.00 2.63 1.16 0.12 71.00 01:49:01 AM 2 23.20 0.00 1.98 0.72 0.10 74.00 01:49:01 AM 3 10.00 0.00 0.89 0.17 0.10 88.84 01:50:00 AM all 55.72 0.00 2.45 2.23 0.15 39.46 01:50:00 AM 0 43.20 0.00 3.46 3.18 0.15 50.01 01:50:00 AM 1 51.71 0.00 2.37 1.26 0.15 44.50 01:50:00 AM 2 69.34 0.00 1.33 3.02 0.12 26.19 01:50:00 AM 3 58.61 0.00 2.63 1.45 0.15 37.16 01:50:01 AM all 82.14 0.00 1.53 2.18 0.00 14.16 01:50:01 AM 0 92.11 0.00 1.75 0.00 0.00 6.14 01:50:01 AM 1 41.38 0.00 4.31 8.62 0.00 45.69 01:50:01 AM 2 97.37 0.00 0.00 0.00 0.00 2.63 01:50:01 AM 3 98.26 0.00 0.00 0.00 0.00 1.74 01:51:01 AM all 13.47 0.00 1.07 0.27 0.09 85.11 01:51:01 AM 0 10.21 0.00 1.17 0.55 0.10 87.96 01:51:01 AM 1 13.43 0.00 0.77 0.05 0.08 85.67 01:51:01 AM 2 16.66 0.00 1.00 0.12 0.12 82.10 01:51:01 AM 3 13.58 0.00 1.32 0.35 0.07 84.69 Average: all 29.29 0.00 1.77 1.17 0.11 67.66 Average: 0 22.94 0.00 2.11 1.88 0.12 72.95 Average: 1 30.00 0.00 1.94 0.87 0.12 67.08 Average: 2 36.58 0.00 1.43 1.27 0.11 60.62 Average: 3 27.65 0.00 1.60 0.65 0.11 70.01