---> uname -a: Linux prd-centos8-docker-4c-4g-46750.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: 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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 852 10428 19 4482 14561 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:51:32:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85991sec preferred_lft 85991sec inet6 fe80::f816:3eff:fe51:32e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:83:81:20:f7 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::42:83ff:fe81:20f7/64 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) 09/18/2025 _x86_64_ (4 CPU) 06:53:53 LINUX RESTART (4 CPU) 06:54:01 AM tps rtps wtps bread/s bwrtn/s 06:55:01 AM 240.57 126.71 113.86 13416.34 43177.62 06:56:01 AM 227.11 18.83 208.28 3742.58 12281.19 06:57:01 AM 84.92 2.93 81.99 178.21 6398.55 06:58:01 AM 111.86 2.37 109.49 81.55 22247.90 06:59:01 AM 139.64 2.32 137.33 292.22 21208.93 07:00:01 AM 146.23 5.91 140.32 5755.15 24643.02 Average: 158.39 26.51 131.88 3910.90 21659.84 06:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:55:01 AM 13216544 15042520 2924980 18.12 2688 2042740 1214860 7.07 176848 2396704 204612 06:56:01 AM 12720916 14810224 3420608 21.19 2688 2294704 1324056 7.70 197572 2820532 63844 06:57:01 AM 9423816 11794716 6717708 41.62 2688 2561216 4387948 25.53 270232 5991184 166460 06:58:01 AM 7964052 10896800 8177472 50.66 2688 3090036 5637988 32.80 505824 7131172 99692 06:59:01 AM 11357668 14936448 4783856 29.64 2688 3723860 1137992 6.62 724248 3514536 143588 07:00:01 AM 10676184 14906100 5465340 33.86 2688 4354528 1172708 6.82 1236088 3642804 8900 Average: 10893197 13731135 5248327 32.51 2688 3011181 2479259 14.42 518469 4249489 114516 06:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:55:01 AM eth0 318.81 184.01 1606.70 67.25 0.00 0.00 0.00 0.00 06:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:56:01 AM eth0 229.81 197.15 1518.23 47.29 0.00 0.00 0.00 0.00 06:56:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:57:01 AM eth0 127.76 97.23 1415.34 11.41 0.00 0.00 0.00 0.00 06:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:58:01 AM eth0 102.20 90.69 934.36 14.48 0.00 0.00 0.00 0.00 06:58:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:59:01 AM lo 1.17 1.17 13.52 13.52 0.00 0.00 0.00 0.00 06:59:01 AM eth0 95.13 92.62 875.33 20.48 0.00 0.00 0.00 0.00 06:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 AM eth0 341.97 343.12 1884.69 4069.13 0.00 0.00 0.00 0.00 07:00:01 AM docker0 229.76 197.90 2514.14 623.56 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 2.25 2.25 0.00 0.00 0.00 0.00 Average: eth0 202.61 167.47 1372.43 705.01 0.00 0.00 0.00 0.00 Average: docker0 38.29 32.98 419.02 103.93 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) 09/18/2025 _x86_64_ (4 CPU) 06:53:53 LINUX RESTART (4 CPU) 06:54:01 AM CPU %user %nice %system %iowait %steal %idle 06:55:01 AM all 24.21 0.00 4.69 6.68 0.09 64.33 06:55:01 AM 0 24.58 0.00 3.86 4.09 0.08 67.39 06:55:01 AM 1 26.06 0.00 5.56 15.35 0.10 52.92 06:55:01 AM 2 24.79 0.00 4.37 1.87 0.08 68.88 06:55:01 AM 3 21.42 0.00 4.95 5.41 0.10 68.12 06:56:01 AM all 28.09 0.00 2.45 7.30 0.11 62.05 06:56:01 AM 0 25.54 0.00 1.60 0.52 0.12 72.23 06:56:01 AM 1 33.33 0.00 2.66 3.00 0.12 60.89 06:56:01 AM 2 22.42 0.00 2.37 11.12 0.12 63.98 06:56:01 AM 3 31.06 0.00 3.18 14.61 0.10 51.05 06:57:01 AM all 67.91 0.00 1.68 1.20 0.13 29.07 06:57:01 AM 0 67.26 0.00 1.08 0.30 0.13 31.22 06:57:01 AM 1 67.69 0.00 1.05 0.70 0.12 30.44 06:57:01 AM 2 86.34 0.00 3.27 0.32 0.15 9.92 06:57:01 AM 3 50.38 0.00 1.32 3.47 0.13 44.69 06:58:01 AM all 57.78 0.00 2.50 1.99 0.15 37.57 06:58:01 AM 0 53.11 0.00 1.15 1.43 0.15 44.16 06:58:01 AM 1 48.07 0.00 3.53 3.26 0.15 44.99 06:58:01 AM 2 74.52 0.00 3.14 0.85 0.17 21.33 06:58:01 AM 3 55.41 0.00 2.21 2.44 0.12 39.83 06:59:01 AM all 42.34 0.00 3.67 5.20 0.12 48.66 06:59:01 AM 0 39.65 0.00 3.13 4.23 0.12 52.87 06:59:01 AM 1 39.21 0.00 2.68 3.33 0.12 54.67 06:59:01 AM 2 45.55 0.00 4.90 5.18 0.12 44.26 06:59:01 AM 3 44.97 0.00 4.00 8.07 0.12 42.85 07:00:01 AM all 15.26 0.00 3.44 2.88 0.08 78.34 07:00:01 AM 0 6.62 0.00 3.22 1.31 0.07 88.79 07:00:01 AM 1 27.49 0.00 4.25 4.49 0.08 63.69 07:00:01 AM 2 17.46 0.00 3.26 2.94 0.08 76.26 07:00:01 AM 3 9.48 0.00 3.02 2.80 0.07 84.63 Average: all 39.30 0.00 3.07 4.21 0.11 53.31 Average: 0 36.15 0.00 2.34 1.98 0.11 59.42 Average: 1 40.32 0.00 3.29 5.02 0.11 51.26 Average: 2 45.24 0.00 3.55 3.71 0.12 47.38 Average: 3 35.49 0.00 3.11 6.13 0.11 55.17