---> uname -a: Linux prd-centos8-docker-4c-4g-38201.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 822 11692 19 3247 14591 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:10:b6:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.231/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85914sec preferred_lft 85914sec inet6 fe80::f816:3eff:fe10:b6cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:c9:d2:4f 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:e2ff:fec9:d24f/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) 08/16/2025 _x86_64_ (4 CPU) 08:02:21 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 212.66 18.19 194.47 3230.66 10921.06 08:05:01 AM 133.14 3.20 129.94 767.74 8133.31 08:06:01 AM 23.56 0.00 23.56 0.00 7104.80 08:07:01 AM 7.23 2.93 4.30 226.99 309.05 08:08:01 AM 71.76 0.63 71.13 427.99 16211.38 08:09:01 AM 13.94 1.22 12.72 1589.61 571.25 08:10:01 AM 28.22 0.45 27.77 63.85 6512.36 Average: 70.07 3.80 66.27 901.06 7108.41 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 12844704 14862604 3296828 20.42 2688 2224260 1278292 7.44 167244 2734628 151316 08:05:01 AM 11451804 13755252 4689728 29.05 2688 2504860 2233788 12.99 251676 4016424 206952 08:06:01 AM 10321988 12628764 5819544 36.05 2688 2508024 3342892 19.45 260240 5134428 1196 08:07:01 AM 10011860 12334384 6129672 37.97 2688 2523340 3565600 20.74 271180 5428432 2604 08:08:01 AM 9263164 12006400 6878368 42.61 2688 2933796 4098532 23.84 403436 6001096 96 08:09:01 AM 11453328 14384500 4688204 29.04 2688 3120840 1655552 9.63 450648 3775348 133764 08:10:01 AM 11990068 14964336 4151464 25.72 2688 3160700 1146988 6.67 645860 3035420 42200 Average: 11048131 13562320 5093401 31.55 2688 2710831 2474521 14.40 350041 4303682 76875 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 237.75 187.47 1968.22 34.16 0.00 0.00 0.00 0.00 08:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 284.59 207.08 3922.86 26.23 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 196.50 118.93 63.01 68.80 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 6.23 6.23 0.78 0.78 0.00 0.00 0.00 0.00 08:07:01 AM eth0 169.21 102.95 56.68 60.69 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 12.31 12.31 26.76 26.76 0.00 0.00 0.00 0.00 08:08:01 AM eth0 353.80 203.18 2837.34 16.80 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 08:08:01 AM veth6fe7625 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 08:08:01 AM br-deab703e6fcc 5.76 5.65 25.61 0.94 0.00 0.00 0.00 0.00 08:09:01 AM lo 1.27 1.27 0.09 0.09 0.00 0.00 0.00 0.00 08:09:01 AM eth0 243.76 172.61 2170.68 14.94 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.08 0.10 0.00 0.01 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 93.07 72.63 216.51 106.95 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 3.95 3.95 0.00 0.00 0.00 0.00 Average: eth0 225.53 152.12 1605.13 46.94 0.00 0.00 0.00 0.00 Average: docker0 0.03 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) 08/16/2025 _x86_64_ (4 CPU) 08:02:21 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 25.39 0.00 2.26 1.08 0.10 71.17 08:04:01 AM 0 30.20 0.00 2.87 1.52 0.10 65.31 08:04:01 AM 1 21.05 0.00 1.15 0.70 0.10 76.99 08:04:01 AM 2 39.44 0.00 3.56 1.10 0.08 55.81 08:04:01 AM 3 10.87 0.00 1.44 1.00 0.12 86.57 08:05:01 AM all 57.86 0.00 1.78 0.62 0.09 39.65 08:05:01 AM 0 56.85 0.00 2.29 0.58 0.10 40.18 08:05:01 AM 1 57.84 0.00 1.50 0.42 0.08 40.16 08:05:01 AM 2 60.74 0.00 1.29 0.97 0.08 36.92 08:05:01 AM 3 56.00 0.00 2.06 0.52 0.08 41.34 08:06:01 AM all 27.45 0.00 1.41 0.20 0.07 70.87 08:06:01 AM 0 30.04 0.00 1.35 0.20 0.07 68.35 08:06:01 AM 1 28.90 0.00 1.17 0.03 0.07 69.83 08:06:01 AM 2 24.35 0.00 1.35 0.05 0.07 74.18 08:06:01 AM 3 26.52 0.00 1.76 0.52 0.07 71.14 08:07:01 AM all 33.92 0.00 1.32 0.07 0.08 64.61 08:07:01 AM 0 63.71 0.00 1.62 0.17 0.10 34.40 08:07:01 AM 1 28.62 0.00 1.02 0.07 0.08 70.21 08:07:01 AM 2 20.98 0.00 1.42 0.02 0.07 77.51 08:07:01 AM 3 22.30 0.00 1.24 0.02 0.08 76.36 08:08:01 AM all 34.34 0.00 3.65 1.38 0.09 60.54 08:08:01 AM 0 44.17 0.00 4.12 0.18 0.10 51.43 08:08:01 AM 1 29.28 0.00 3.55 1.26 0.08 65.83 08:08:01 AM 2 32.89 0.00 3.19 2.37 0.10 61.45 08:08:01 AM 3 31.02 0.00 3.73 1.70 0.08 63.46 08:09:01 AM all 35.62 0.00 1.18 0.07 0.07 63.06 08:09:01 AM 0 29.57 0.00 1.45 0.07 0.08 68.83 08:09:01 AM 1 36.89 0.00 1.77 0.12 0.07 61.16 08:09:01 AM 2 37.01 0.00 0.85 0.00 0.07 62.07 08:09:01 AM 3 39.00 0.00 0.63 0.10 0.07 60.20 08:10:01 AM all 55.36 0.00 1.85 0.13 0.08 42.57 08:10:01 AM 0 40.95 0.00 1.32 0.13 0.07 57.53 08:10:01 AM 1 72.53 0.00 4.04 0.03 0.10 23.29 08:10:01 AM 2 46.60 0.00 1.32 0.32 0.08 51.69 08:10:01 AM 3 61.33 0.00 0.73 0.05 0.08 37.80 Average: all 38.57 0.00 1.92 0.51 0.08 58.92 Average: 0 42.21 0.00 2.14 0.41 0.09 55.15 Average: 1 39.32 0.00 2.03 0.37 0.08 58.20 Average: 2 37.43 0.00 1.85 0.69 0.08 59.95 Average: 3 35.30 0.00 1.65 0.56 0.08 62.40