---> uname -a: Linux prd-centos8-docker-4c-4g-13330.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 862 11854 19 3046 14554 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:09:ba:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85994sec preferred_lft 85994sec inet6 fe80::f816:3eff:fe09:ba96/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:48:e5:56 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::42:81ff:fe48:e556/64 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) 11/17/2025 _x86_64_ (4 CPU) 09:57:44 LINUX RESTART (4 CPU) 09:58:01 AM tps rtps wtps bread/s bwrtn/s 09:59:01 AM 232.79 20.51 212.28 5356.21 9521.53 10:00:01 AM 231.59 21.26 210.33 3966.01 13351.72 10:01:01 AM 55.80 0.07 55.73 1.20 7930.07 10:02:01 AM 3.53 0.07 3.46 1.73 269.89 10:03:01 AM 70.23 3.45 66.78 593.00 15190.99 10:04:01 AM 21.36 0.08 21.28 10.40 1739.17 Average: 102.54 7.57 94.97 1654.60 7999.98 09:58:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:59:01 AM 13213264 15043312 2928268 18.14 2688 2042312 1200964 6.99 154348 2409336 208768 10:00:01 AM 12067544 14199900 4073988 25.24 2688 2335508 1777944 10.34 233960 3424960 45576 10:01:01 AM 10001192 12313680 6140340 38.04 2688 2513388 3479160 20.24 261352 5452068 4264 10:02:01 AM 10009228 12326896 6132304 37.99 2688 2518392 3418372 19.89 261568 5443760 3208 10:03:01 AM 6805472 9614556 9336060 57.84 2688 2998572 12802508 74.48 381508 8441596 28784 10:04:01 AM 12073396 14835596 4068136 25.20 2688 2951312 1284232 7.47 580380 3025376 26304 Average: 10695016 13055657 5446516 33.74 2688 2559914 3993863 23.23 312186 4699516 52817 09:58:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:59:01 AM eth0 330.72 195.92 2015.31 70.94 0.00 0.00 0.00 0.00 09:59:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 AM eth0 212.13 192.87 2284.29 40.09 0.00 0.00 0.00 0.00 10:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:01:01 AM eth0 229.29 159.81 2719.40 35.11 0.00 0.00 0.00 0.00 10:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:02:01 AM eth0 14.54 15.99 2.81 21.73 0.00 0.00 0.00 0.00 10:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:03:01 AM lo 16.73 16.73 27.38 27.38 0.00 0.00 0.00 0.00 10:03:01 AM eth0 205.31 111.68 2830.93 13.69 0.00 0.00 0.00 0.00 10:03:01 AM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 10:03:01 AM vetha2bd09c 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 10:03:01 AM br-624b2f199fdc 5.48 5.43 25.61 0.91 0.00 0.00 0.00 0.00 10:03:01 AM vethd0bef43 5.73 5.28 25.67 0.88 0.00 0.00 0.00 0.00 10:03:01 AM vethc80eb4b 10.51 11.21 26.54 26.59 0.00 0.00 0.00 0.00 10:04:01 AM lo 2.43 2.43 0.16 0.16 0.00 0.00 0.00 0.00 10:04:01 AM eth0 16.19 13.45 10.19 17.33 0.00 0.00 0.00 0.00 10:04:01 AM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 3.19 3.19 4.59 4.59 0.00 0.00 0.00 0.00 Average: eth0 168.02 114.94 1643.71 33.15 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) 11/17/2025 _x86_64_ (4 CPU) 09:57:44 LINUX RESTART (4 CPU) 09:58:01 AM CPU %user %nice %system %iowait %steal %idle 09:59:01 AM all 27.42 0.00 3.07 1.28 0.08 68.15 09:59:01 AM 0 19.82 0.00 3.05 0.67 0.08 76.38 09:59:01 AM 1 25.64 0.00 3.26 1.17 0.08 69.84 09:59:01 AM 2 42.06 0.00 4.24 2.90 0.08 50.72 09:59:01 AM 3 22.17 0.00 1.73 0.37 0.07 75.67 10:00:01 AM all 50.19 0.00 3.28 1.35 0.11 45.06 10:00:01 AM 0 45.95 0.00 3.66 1.92 0.10 48.37 10:00:01 AM 1 50.44 0.00 2.89 0.70 0.10 45.87 10:00:01 AM 2 57.09 0.00 3.32 1.32 0.12 38.16 10:00:01 AM 3 47.30 0.00 3.26 1.47 0.12 47.86 10:01:01 AM all 53.74 0.00 1.36 0.33 0.10 44.46 10:01:01 AM 0 60.59 0.00 2.27 0.20 0.12 36.82 10:01:01 AM 1 53.32 0.00 0.78 0.07 0.10 45.72 10:01:01 AM 2 49.77 0.00 1.14 0.97 0.10 48.02 10:01:01 AM 3 51.29 0.00 1.24 0.10 0.10 47.28 10:02:01 AM all 13.88 0.00 0.29 0.02 0.05 85.77 10:02:01 AM 0 14.24 0.00 0.25 0.03 0.05 85.43 10:02:01 AM 1 10.63 0.00 0.25 0.02 0.05 89.05 10:02:01 AM 2 12.05 0.00 0.32 0.02 0.05 87.57 10:02:01 AM 3 18.59 0.00 0.35 0.00 0.03 81.02 10:03:01 AM all 37.76 0.00 3.05 0.86 0.10 58.24 10:03:01 AM 0 36.04 0.00 2.65 0.97 0.10 60.24 10:03:01 AM 1 26.71 0.00 2.75 0.54 0.08 69.92 10:03:01 AM 2 34.66 0.00 3.32 0.44 0.10 61.48 10:03:01 AM 3 53.64 0.00 3.46 1.48 0.10 41.33 10:04:01 AM all 20.94 0.00 1.24 0.97 0.06 76.79 10:04:01 AM 0 16.41 0.00 0.97 0.12 0.05 82.45 10:04:01 AM 1 20.15 0.00 0.78 0.08 0.07 78.91 10:04:01 AM 2 28.73 0.00 1.60 3.56 0.08 66.02 10:04:01 AM 3 18.45 0.00 1.62 0.12 0.05 79.76 Average: all 33.99 0.00 2.05 0.80 0.08 63.08 Average: 0 32.17 0.00 2.14 0.65 0.08 64.96 Average: 1 31.16 0.00 1.79 0.43 0.08 66.55 Average: 2 37.39 0.00 2.32 1.53 0.09 58.66 Average: 3 35.23 0.00 1.94 0.59 0.08 62.17