---> uname -a: Linux prd-centos8-docker-4c-4g-45389.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 1478 11149 19 3134 13937 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:5d:ed:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.198/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe5d:edae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a5:d4:30:a4 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:a5ff:fed4:30a4/64 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) 09/13/2025 _x86_64_ (4 CPU) 00:32:21 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 181.52 18.34 163.18 3234.12 9602.97 12:35:02 AM 173.83 3.27 170.56 769.35 11574.30 12:36:01 AM 28.36 0.05 28.31 1.08 7381.14 12:37:01 AM 4.72 1.83 2.88 138.75 304.28 12:38:01 AM 68.88 1.63 67.24 502.63 14978.31 12:39:01 AM 33.12 2.71 30.41 92.59 4479.08 12:40:01 AM 18.24 0.45 17.79 63.83 1376.93 Average: 72.77 4.05 68.72 687.63 7098.68 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12825124 14880960 3316408 20.55 2688 2263356 1272148 7.40 163984 2763184 219784 12:35:02 AM 11202432 13568768 4939100 30.60 2688 2567088 2421472 14.09 255444 4257992 208252 12:36:01 AM 10445400 12817736 5696132 35.29 2688 2572900 2978512 17.33 265756 5003392 3132 12:37:01 AM 9601328 11984436 6540204 40.52 2688 2583320 3800888 22.11 268284 5841964 1812 12:38:01 AM 7021368 9938640 9120164 56.50 2688 3106796 12635092 73.50 385976 8221632 80096 12:39:01 AM 12094184 14941420 4047348 25.07 2688 3036780 1128272 6.56 421144 3164016 17136 12:40:01 AM 11402040 14255760 4739492 29.36 2688 3042384 1789124 10.41 656352 3619344 22600 Average: 10655982 13198246 5485550 33.98 2688 2738946 3717930 21.63 345277 4695932 78973 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 166.36 136.14 2647.88 26.30 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:02 AM eth0 306.71 224.02 4250.84 32.11 0.00 0.00 0.00 0.00 12:35:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 149.88 95.81 49.16 63.22 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 322.46 221.91 91.84 86.14 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 17.21 17.21 27.42 27.42 0.00 0.00 0.00 0.00 12:38:01 AM eth0 145.22 115.29 2831.80 10.78 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth9aa7648 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-00caae76ab1f 5.43 5.43 25.60 0.91 0.00 0.00 0.00 0.00 12:38:01 AM veth8db1362 5.76 5.21 25.66 0.87 0.00 0.00 0.00 0.00 12:38:01 AM veth06d3545 10.40 11.23 26.52 26.57 0.00 0.00 0.00 0.00 12:39:01 AM lo 2.23 2.23 0.18 0.18 0.00 0.00 0.00 0.00 12:39:01 AM eth0 187.24 117.55 591.68 54.53 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.12 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 425.59 111.16 149.62 236.40 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.78 2.78 3.95 3.95 0.00 0.00 0.00 0.00 Average: eth0 243.58 146.10 1519.58 72.81 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.05 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) 09/13/2025 _x86_64_ (4 CPU) 00:32:21 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 23.80 0.00 2.09 0.97 0.08 73.06 12:34:01 AM 0 19.67 0.00 1.79 0.70 0.10 77.74 12:34:01 AM 1 28.61 0.00 1.81 0.89 0.08 68.61 12:34:01 AM 2 30.74 0.00 3.29 1.30 0.08 64.58 12:34:01 AM 3 16.17 0.00 1.46 1.01 0.07 81.30 12:35:02 AM all 58.37 0.00 2.04 0.74 0.10 38.75 12:35:02 AM 0 62.77 0.00 2.82 1.25 0.10 33.05 12:35:02 AM 1 58.91 0.00 2.12 0.70 0.12 38.15 12:35:02 AM 2 59.22 0.00 1.40 0.60 0.10 38.68 12:35:02 AM 3 52.57 0.00 1.82 0.40 0.10 45.11 12:36:01 AM all 36.94 0.00 1.33 0.24 0.08 61.41 12:36:01 AM 0 34.83 0.00 0.99 0.37 0.08 63.72 12:36:01 AM 1 45.88 0.00 1.56 0.00 0.08 52.48 12:36:01 AM 2 38.65 0.00 0.95 0.00 0.08 60.31 12:36:01 AM 3 28.38 0.00 1.82 0.58 0.09 69.14 12:37:01 AM all 23.46 0.00 1.31 0.03 0.12 75.08 12:37:01 AM 0 22.70 0.00 0.58 0.00 0.12 76.60 12:37:01 AM 1 24.19 0.00 1.45 0.03 0.12 74.21 12:37:01 AM 2 35.34 0.00 1.55 0.05 0.12 62.95 12:37:01 AM 3 11.58 0.00 1.67 0.03 0.13 86.58 12:38:01 AM all 32.83 0.00 3.24 3.41 0.12 60.40 12:38:01 AM 0 31.09 0.00 2.57 4.82 0.12 61.41 12:38:01 AM 1 32.07 0.00 3.05 5.19 0.13 59.56 12:38:01 AM 2 29.25 0.00 4.59 2.70 0.12 63.34 12:38:01 AM 3 38.89 0.00 2.76 0.94 0.10 57.31 12:39:01 AM all 21.82 0.00 1.55 0.46 0.08 76.09 12:39:01 AM 0 23.49 0.00 1.05 0.00 0.07 75.40 12:39:01 AM 1 20.30 0.00 2.06 0.97 0.10 76.57 12:39:01 AM 2 24.00 0.00 1.75 0.80 0.07 73.38 12:39:01 AM 3 19.47 0.00 1.34 0.08 0.10 79.01 12:40:01 AM all 28.35 0.00 1.01 0.64 0.08 69.92 12:40:01 AM 0 35.41 0.00 0.50 0.40 0.08 63.61 12:40:01 AM 1 40.92 0.00 1.78 0.48 0.07 56.75 12:40:01 AM 2 11.95 0.00 1.25 0.93 0.07 85.80 12:40:01 AM 3 25.13 0.00 0.48 0.75 0.12 73.52 Average: all 32.21 0.00 1.79 0.93 0.10 64.97 Average: 0 32.84 0.00 1.47 1.07 0.10 64.52 Average: 1 35.83 0.00 1.98 1.18 0.10 60.92 Average: 2 32.73 0.00 2.11 0.91 0.09 64.16 Average: 3 27.45 0.00 1.62 0.54 0.10 70.29