---> uname -a: Linux prd-centos8-docker-8c-8g-7255.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1017 28213 19 2659 30426 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:a9:72:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.108/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86224sec preferred_lft 86224sec inet6 fe80::f816:3eff:fea9:7207/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:00:f0:87:51 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) 04/30/2026 _x86_64_ (8 CPU) 13:19:51 LINUX RESTART (8 CPU) 01:20:00 PM tps rtps wtps bread/s bwrtn/s 01:20:01 PM 1741.05 1733.68 7.37 187849.47 58.95 01:21:01 PM 247.21 51.27 195.94 7833.83 43171.70 01:22:01 PM 247.82 18.03 229.79 3791.14 13914.23 Average: 259.24 47.99 211.25 7241.87 28320.54 01:20:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 PM 31688996 31798620 966708 2.96 2688 452676 770156 2.36 62496 551124 6024 01:21:01 PM 29636000 31266256 3019704 9.25 2688 1954856 1406900 4.17 149064 2443388 140204 01:22:01 PM 28616720 30687604 4038984 12.37 2688 2384436 1755576 5.21 216344 3339752 129564 Average: 29980572 31250827 2675132 8.19 2688 1597323 1310877 3.89 142635 2111421 91931 01:20:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 PM eth0 1.05 1.05 0.09 0.09 0.00 0.00 0.00 0.00 01:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 PM eth0 429.22 276.20 1841.39 74.14 0.00 0.00 0.00 0.00 01:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 PM eth0 296.93 236.69 2993.55 41.58 0.00 0.00 0.00 0.00 01:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 360.24 254.44 2398.44 57.41 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) 04/30/2026 _x86_64_ (8 CPU) 13:19:51 LINUX RESTART (8 CPU) 01:20:00 PM CPU %user %nice %system %iowait %steal %idle 01:20:01 PM all 10.90 0.00 11.84 6.52 0.13 70.61 01:20:01 PM 0 6.38 0.00 13.83 1.06 0.00 78.72 01:20:01 PM 1 6.32 0.00 14.74 0.00 0.00 78.95 01:20:01 PM 2 7.53 0.00 9.68 0.00 0.00 82.80 01:20:01 PM 3 41.30 0.00 8.70 50.00 0.00 0.00 01:20:01 PM 4 8.51 0.00 17.02 0.00 0.00 74.47 01:20:01 PM 5 3.12 0.00 12.50 0.00 1.04 83.33 01:20:01 PM 6 5.21 0.00 12.50 2.08 0.00 80.21 01:20:01 PM 7 9.78 0.00 5.43 0.00 0.00 84.78 01:21:01 PM all 12.78 0.00 2.43 2.42 0.06 82.32 01:21:01 PM 0 17.87 0.00 2.21 3.11 0.05 76.75 01:21:01 PM 1 7.99 0.00 3.18 7.26 0.07 81.51 01:21:01 PM 2 15.14 0.00 3.59 1.91 0.08 79.28 01:21:01 PM 3 11.95 0.00 2.14 1.82 0.05 84.04 01:21:01 PM 4 18.65 0.00 3.24 1.71 0.07 76.34 01:21:01 PM 5 6.68 0.00 2.00 0.17 0.07 91.08 01:21:01 PM 6 11.26 0.00 1.52 2.71 0.03 84.48 01:21:01 PM 7 12.71 0.00 1.54 0.65 0.03 85.07 01:22:01 PM all 17.18 0.00 1.23 1.39 0.07 80.13 01:22:01 PM 0 23.19 0.00 1.40 1.60 0.08 73.72 01:22:01 PM 1 16.19 0.00 1.46 1.41 0.07 80.88 01:22:01 PM 2 13.66 0.00 1.07 0.97 0.07 84.24 01:22:01 PM 3 16.22 0.00 1.09 1.59 0.07 81.04 01:22:01 PM 4 11.06 0.00 1.19 0.94 0.10 86.72 01:22:01 PM 5 20.68 0.00 0.75 0.42 0.05 78.10 01:22:01 PM 6 17.93 0.00 1.25 3.04 0.05 77.72 01:22:01 PM 7 18.48 0.00 1.62 1.19 0.07 78.65 Average: all 14.95 0.00 1.90 1.94 0.06 81.14 Average: 0 20.43 0.00 1.90 2.35 0.07 75.26 Average: 1 12.05 0.00 2.41 4.30 0.07 81.17 Average: 2 14.34 0.00 2.38 1.43 0.07 81.77 Average: 3 14.29 0.00 1.67 2.07 0.06 81.91 Average: 4 14.80 0.00 2.33 1.31 0.08 81.48 Average: 5 13.61 0.00 1.46 0.29 0.07 84.57 Average: 6 14.52 0.00 1.48 2.87 0.04 81.09 Average: 7 15.55 0.00 1.61 0.91 0.05 81.88