---> uname -a: Linux prd-centos8-docker-8c-8g-3359.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: 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): 0-7 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1049 27212 19 3628 30381 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:26:39:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe26:3987/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:9c:da:14 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 inet6 fe80::42:8fff:fe9c:da14/64 scope link 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) 10/18/2025 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 405.86 18.89 386.97 4343.49 13822.73 03:41:01 AM 251.50 2.18 249.32 90.77 24646.95 03:42:01 AM 136.80 1.80 135.00 443.05 30994.75 Average: 264.72 7.63 257.10 1625.77 23154.81 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28591492 30651328 4064220 12.45 2688 2372844 1931684 5.73 208164 3373716 163524 03:41:01 AM 26771336 29797124 5884376 18.02 2688 3326320 2559012 7.59 514744 4830348 352984 03:42:01 AM 27847816 31090600 4807896 14.72 2688 3538732 1521540 4.51 813564 3449788 33872 Average: 27736881 30513017 4918831 15.06 2688 3079299 2004079 5.95 512157 3884617 183460 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 358.38 312.80 3283.54 64.17 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 574.19 433.54 9367.98 51.25 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 332.19 329.12 722.97 2346.37 0.00 0.00 0.00 0.00 03:42:01 AM docker0 19.29 27.82 1.05 308.44 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 421.59 358.49 4458.16 820.59 0.00 0.00 0.00 0.00 Average: docker0 6.43 9.27 0.35 102.81 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) 10/18/2025 _x86_64_ (8 CPU) 03:37:48 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 16.08 0.00 1.36 1.10 0.08 81.39 03:40:01 AM 0 10.73 0.00 1.42 0.69 0.07 87.10 03:40:01 AM 1 14.33 0.00 1.40 1.05 0.10 83.11 03:40:01 AM 2 20.19 0.00 1.51 1.14 0.07 77.09 03:40:01 AM 3 13.21 0.00 1.20 0.89 0.07 84.63 03:40:01 AM 4 17.85 0.00 0.89 1.17 0.08 80.01 03:40:01 AM 5 11.90 0.00 0.94 0.54 0.08 86.54 03:40:01 AM 6 24.94 0.00 2.28 2.38 0.07 70.34 03:40:01 AM 7 15.49 0.00 1.24 0.94 0.07 82.27 03:41:01 AM all 26.21 0.00 2.02 1.60 0.09 70.09 03:41:01 AM 0 29.24 0.00 2.22 0.30 0.08 68.16 03:41:01 AM 1 23.32 0.00 2.20 1.58 0.10 72.80 03:41:01 AM 2 21.94 0.00 2.22 1.92 0.08 73.83 03:41:01 AM 3 37.07 0.00 1.94 2.07 0.12 58.80 03:41:01 AM 4 28.54 0.00 2.66 2.11 0.10 66.59 03:41:01 AM 5 21.74 0.00 1.47 2.29 0.08 74.42 03:41:01 AM 6 20.87 0.00 2.20 1.06 0.08 75.79 03:41:01 AM 7 26.98 0.00 1.23 1.46 0.08 70.25 03:42:01 AM all 11.76 0.00 2.34 0.64 0.07 85.19 03:42:01 AM 0 11.86 0.00 2.43 0.12 0.07 85.53 03:42:01 AM 1 5.41 0.00 2.26 1.46 0.07 90.80 03:42:01 AM 2 24.13 0.00 3.34 1.24 0.08 71.21 03:42:01 AM 3 7.08 0.00 2.23 0.76 0.07 89.86 03:42:01 AM 4 20.28 0.00 2.37 0.12 0.08 77.15 03:42:01 AM 5 9.05 0.00 2.05 0.45 0.07 88.39 03:42:01 AM 6 8.37 0.00 1.99 0.82 0.07 88.75 03:42:01 AM 7 7.87 0.00 2.08 0.17 0.05 89.83 Average: all 18.00 0.00 1.91 1.11 0.08 78.90 Average: 0 17.26 0.00 2.02 0.37 0.07 80.28 Average: 1 14.35 0.00 1.96 1.36 0.09 82.25 Average: 2 22.09 0.00 2.36 1.43 0.08 74.05 Average: 3 19.09 0.00 1.79 1.24 0.08 77.80 Average: 4 22.21 0.00 1.97 1.13 0.09 74.60 Average: 5 14.22 0.00 1.48 1.09 0.08 83.13 Average: 6 18.06 0.00 2.16 1.42 0.07 78.29 Average: 7 16.77 0.00 1.51 0.85 0.07 80.79