---> uname -a: Linux prd-centos8-docker-4c-4g-5231.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 15761 1604 10262 20 3893 13814 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:ed:12:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.169/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85987sec preferred_lft 85987sec inet6 fe80::f816:3eff:feed:1299/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:28:62:f0:07 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/26/2026 _x86_64_ (4 CPU) 00:32:23 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 93.69 1.32 92.37 278.31 6330.76 12:35:01 AM 231.10 19.52 211.58 3785.31 51864.10 12:36:01 AM 79.57 1.57 78.01 109.56 9604.82 12:37:01 AM 4.05 0.00 4.05 0.00 286.37 12:38:01 AM 21.61 2.82 18.79 164.61 533.79 12:39:01 AM 25.52 3.03 22.49 129.82 2937.80 Average: 75.93 4.71 71.22 744.71 11927.70 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 13091776 15109468 3047532 18.88 2688 2226488 1097012 6.38 150112 2513428 346932 12:35:01 AM 10644824 14005852 5494484 34.04 2688 3562408 2173792 12.65 278936 4788988 75248 12:36:01 AM 8695420 12257592 7443888 46.12 2688 3760492 3716960 21.63 315604 6686812 3040 12:37:01 AM 8612608 12178256 7526700 46.64 2688 3763876 3716960 21.63 315648 6768736 840 12:38:01 AM 10167396 13775848 5971912 37.00 2688 3805300 2244396 13.06 333836 5195868 30360 12:39:01 AM 10480944 14118804 5658364 35.06 2688 3833684 1942412 11.30 586888 4629668 11164 Average: 10282161 13574303 5857147 36.29 2688 3492041 2481922 14.44 330171 5097250 77931 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 128.19 80.87 1819.30 13.73 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 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 916.81 508.01 20266.02 53.81 0.00 0.00 0.00 0.00 12:35:01 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 224.69 176.19 2950.24 35.48 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 285.10 187.70 108.00 106.88 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 6.81 6.81 0.82 0.82 0.00 0.00 0.00 0.00 12:38:01 AM eth0 68.79 58.95 304.18 21.08 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 232.42 151.15 383.34 206.61 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.14 0.14 0.00 0.00 0.00 0.00 Average: eth0 309.35 193.82 4305.74 72.93 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/26/2026 _x86_64_ (4 CPU) 00:32:23 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 17.96 0.00 1.81 0.89 0.01 79.33 12:34:01 AM 0 19.57 0.00 1.95 1.50 0.02 76.96 12:34:01 AM 1 24.12 0.00 2.35 1.29 0.00 72.24 12:34:01 AM 2 18.14 0.00 1.92 0.47 0.02 79.46 12:34:01 AM 3 10.00 0.00 1.00 0.28 0.02 88.69 12:35:01 AM all 43.74 0.00 2.81 1.92 0.02 51.51 12:35:01 AM 0 40.79 0.00 1.94 2.23 0.02 55.03 12:35:01 AM 1 44.68 0.00 2.41 2.04 0.03 50.83 12:35:01 AM 2 50.59 0.00 4.27 2.23 0.03 42.87 12:35:01 AM 3 38.89 0.00 2.60 1.19 0.00 57.31 12:36:01 AM all 63.74 0.00 1.65 0.39 0.03 34.19 12:36:01 AM 0 55.76 0.00 1.97 0.69 0.02 41.57 12:36:01 AM 1 64.78 0.00 1.70 0.65 0.03 32.83 12:36:01 AM 2 65.60 0.00 2.14 0.18 0.03 32.05 12:36:01 AM 3 68.82 0.00 0.77 0.03 0.03 30.35 12:37:01 AM all 15.21 0.00 1.65 0.12 0.01 83.00 12:37:01 AM 0 17.81 0.00 1.52 0.02 0.02 80.64 12:37:01 AM 1 15.75 0.00 1.62 0.00 0.02 82.61 12:37:01 AM 2 11.11 0.00 2.11 0.00 0.02 86.76 12:37:01 AM 3 16.18 0.00 1.37 0.45 0.00 81.99 12:38:01 AM all 49.50 0.00 1.42 0.10 0.03 48.95 12:38:01 AM 0 48.34 0.00 1.25 0.00 0.03 50.38 12:38:01 AM 1 48.77 0.00 1.79 0.37 0.03 49.04 12:38:01 AM 2 62.64 0.00 1.27 0.02 0.03 36.04 12:38:01 AM 3 38.22 0.00 1.35 0.02 0.03 60.37 12:39:01 AM all 38.59 0.00 1.74 0.14 0.03 59.50 12:39:01 AM 0 33.68 0.00 1.27 0.38 0.02 64.65 12:39:01 AM 1 38.87 0.00 2.68 0.07 0.03 58.35 12:39:01 AM 2 44.59 0.00 1.77 0.02 0.03 53.59 12:39:01 AM 3 37.23 0.00 1.25 0.10 0.02 61.40 Average: all 38.12 0.00 1.84 0.59 0.02 59.42 Average: 0 35.98 0.00 1.65 0.80 0.02 61.55 Average: 1 39.49 0.00 2.09 0.74 0.03 57.65 Average: 2 42.12 0.00 2.25 0.48 0.03 55.12 Average: 3 34.90 0.00 1.39 0.35 0.02 63.34