---> uname -a: Linux prd-centos8-docker-4c-4g-37663.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): 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 810 11911 19 3040 14605 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:c7:86:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fec7:868e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:95:a0:99:7a 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::42:95ff:fea0:997a/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) 08/14/2025 _x86_64_ (4 CPU) 07:46:52 LINUX RESTART (4 CPU) 07:47:01 AM tps rtps wtps bread/s bwrtn/s 07:48:01 AM 289.40 53.02 236.39 7850.98 44057.91 07:49:01 AM 213.46 19.84 193.62 3815.19 11830.01 07:50:01 AM 86.79 1.38 85.40 86.10 9867.09 07:51:01 AM 4.32 0.00 4.32 0.00 338.40 07:52:01 AM 56.36 3.40 52.96 581.64 15025.03 07:53:01 AM 26.97 0.08 26.89 10.40 4183.31 Average: 112.89 12.95 99.94 2057.52 14216.81 07:47:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:48:01 AM 13330176 15102180 2811356 17.42 2688 1985536 1112696 6.47 146504 2305692 158576 07:49:01 AM 11850032 13967916 4291500 26.59 2688 2321520 2028872 11.80 228400 3651120 92796 07:50:01 AM 10118940 12428260 6022592 37.31 2688 2509824 3393584 19.74 261108 5333292 3984 07:51:01 AM 10055808 12369000 6085724 37.70 2688 2513564 3409356 19.83 261136 5396636 928 07:52:01 AM 7577164 10354180 8564368 53.06 2688 2966644 12176800 70.84 380720 7673236 216 07:53:01 AM 12270580 15021388 3870952 23.98 2688 2940612 1153996 6.71 576676 2832624 1872 Average: 10867117 13207154 5274415 32.68 2688 2539617 3879217 22.57 309091 4532100 43062 07:47:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:48:01 AM eth0 379.61 224.14 1850.76 73.72 0.00 0.00 0.00 0.00 07:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:49:01 AM eth0 236.53 198.77 2383.52 36.99 0.00 0.00 0.00 0.00 07:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 AM eth0 199.85 142.64 2771.06 34.55 0.00 0.00 0.00 0.00 07:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 AM eth0 16.41 15.16 3.32 25.99 0.00 0.00 0.00 0.00 07:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 AM lo 10.48 10.48 7.84 7.84 0.00 0.00 0.00 0.00 07:52:01 AM eth0 294.57 157.24 2836.35 15.10 0.00 0.00 0.00 0.00 07:52:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 07:52:01 AM veth6bb79c3 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 07:52:01 AM br-7c80958397b9 2.08 2.27 6.76 0.31 0.00 0.00 0.00 0.00 07:52:01 AM veth3d5e69d 2.08 2.22 6.78 0.30 0.00 0.00 0.00 0.00 07:52:01 AM vethd836a28 4.07 4.37 7.06 7.09 0.00 0.00 0.00 0.00 07:53:01 AM lo 8.61 8.61 19.68 19.68 0.00 0.00 0.00 0.00 07:53:01 AM eth0 11.05 9.81 6.09 16.09 0.00 0.00 0.00 0.00 07:53:01 AM docker0 0.13 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: lo 3.18 3.18 4.59 4.59 0.00 0.00 0.00 0.00 Average: eth0 189.67 124.63 1641.86 33.74 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 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) 08/14/2025 _x86_64_ (4 CPU) 07:46:52 LINUX RESTART (4 CPU) 07:47:01 AM CPU %user %nice %system %iowait %steal %idle 07:48:01 AM all 27.79 0.00 3.99 3.48 0.08 64.65 07:48:01 AM 0 36.21 0.00 4.11 2.15 0.08 57.45 07:48:01 AM 1 20.67 0.00 5.04 9.27 0.08 64.94 07:48:01 AM 2 17.92 0.00 3.49 1.73 0.07 76.79 07:48:01 AM 3 36.33 0.00 3.33 0.79 0.08 59.47 07:49:01 AM all 44.38 0.00 2.90 1.56 0.10 51.05 07:49:01 AM 0 38.57 0.00 3.11 1.79 0.10 56.43 07:49:01 AM 1 54.23 0.00 2.72 0.77 0.10 42.18 07:49:01 AM 2 46.27 0.00 2.91 2.04 0.12 48.66 07:49:01 AM 3 38.42 0.00 2.88 1.66 0.08 56.96 07:50:01 AM all 58.07 0.00 1.79 0.79 0.12 39.23 07:50:01 AM 0 53.44 0.00 1.84 1.50 0.10 43.13 07:50:01 AM 1 62.84 0.00 1.40 0.32 0.13 35.31 07:50:01 AM 2 43.79 0.00 1.34 0.72 0.12 54.04 07:50:01 AM 3 72.20 0.00 2.59 0.63 0.12 24.46 07:51:01 AM all 14.39 0.00 0.30 0.05 0.05 85.21 07:51:01 AM 0 8.97 0.00 0.35 0.00 0.07 90.62 07:51:01 AM 1 13.41 0.00 0.28 0.00 0.05 86.26 07:51:01 AM 2 17.44 0.00 0.32 0.05 0.05 82.14 07:51:01 AM 3 17.75 0.00 0.25 0.13 0.05 81.82 07:52:01 AM all 39.74 0.00 2.92 1.81 0.10 55.43 07:52:01 AM 0 33.55 0.00 2.79 2.50 0.10 61.07 07:52:01 AM 1 59.63 0.00 3.36 0.45 0.13 36.43 07:52:01 AM 2 30.82 0.00 3.06 2.12 0.08 63.92 07:52:01 AM 3 34.95 0.00 2.48 2.16 0.10 60.30 07:53:01 AM all 21.06 0.00 1.61 0.48 0.06 76.80 07:53:01 AM 0 20.23 0.00 1.27 0.17 0.07 78.26 07:53:01 AM 1 25.19 0.00 2.72 0.05 0.05 71.98 07:53:01 AM 2 16.21 0.00 1.51 1.22 0.07 80.99 07:53:01 AM 3 22.58 0.00 0.94 0.47 0.05 75.97 Average: all 34.24 0.00 2.25 1.36 0.09 62.06 Average: 0 31.83 0.00 2.24 1.35 0.09 64.49 Average: 1 39.32 0.00 2.59 1.81 0.09 56.19 Average: 2 28.76 0.00 2.10 1.31 0.08 67.75 Average: 3 37.04 0.00 2.08 0.97 0.08 59.84