---> uname -a: Linux prd-centos8-docker-4c-4g-4358.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 1461 11145 19 3156 13955 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:93:28:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fe93:2892/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:11:98:fe:21 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::42:11ff:fe98:fe21/64 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) 01/31/2026 _x86_64_ (4 CPU) 00:32:22 LINUX RESTART (4 CPU) 12:33:03 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 226.11 19.01 207.10 3419.61 11349.08 12:35:01 AM 137.69 3.20 134.49 767.61 11390.19 12:36:01 AM 25.36 0.00 25.36 0.00 6415.83 12:37:01 AM 5.57 2.87 2.70 224.10 235.66 12:38:01 AM 86.95 0.75 86.20 525.69 18674.03 12:39:01 AM 30.02 2.60 27.42 73.58 1250.97 Average: 84.50 4.66 79.84 820.75 8202.12 12:33:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 12701304 14791360 3440228 21.31 2688 2295868 1341164 7.80 194780 2848508 218324 12:35:01 AM 10368528 12753652 5773004 35.76 2688 2585828 3476416 20.22 267620 5077164 183132 12:36:01 AM 9552440 11943368 6589092 40.82 2688 2591452 3834940 22.31 271060 5889228 1836 12:37:01 AM 9502400 11907164 6639132 41.13 2688 2604844 3893344 22.65 280824 5924696 2384 12:38:01 AM 8927580 11762728 7213952 44.69 2688 3024944 4249364 24.72 411988 6328044 100 12:39:01 AM 11482436 14360152 4659096 28.86 2688 3067032 1670588 9.72 487816 3709644 26708 Average: 10422448 12919737 5719084 35.43 2688 2694995 3077636 17.90 319015 4962881 72081 12:33:03 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 235.52 184.20 3221.76 36.79 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 324.44 232.81 4070.01 27.80 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 222.89 149.08 74.23 84.59 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 2.60 2.60 0.35 0.35 0.00 0.00 0.00 0.00 12:37:01 AM eth0 158.16 109.05 44.92 47.06 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 17.01 17.01 27.23 27.23 0.00 0.00 0.00 0.00 12:38:01 AM eth0 243.79 127.47 2830.82 11.16 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 12:38:01 AM veth5310ca6 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 12:38:01 AM br-cc2c03ad6591 5.85 5.56 25.62 0.93 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.68 0.68 0.03 0.03 0.00 0.00 0.00 0.00 12:39:01 AM eth0 277.27 172.81 631.60 212.26 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.07 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.40 3.40 4.63 4.63 0.00 0.00 0.00 0.00 Average: eth0 243.73 162.45 1804.44 70.13 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) 01/31/2026 _x86_64_ (4 CPU) 00:32:22 LINUX RESTART (4 CPU) 12:33:03 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 26.70 0.00 2.24 1.15 0.09 69.81 12:34:01 AM 0 26.95 0.00 3.08 1.31 0.10 68.55 12:34:01 AM 1 18.39 0.00 1.02 0.38 0.09 80.13 12:34:01 AM 2 29.92 0.00 3.31 2.36 0.09 64.33 12:34:01 AM 3 31.57 0.00 1.56 0.57 0.09 66.21 12:35:01 AM all 63.06 0.00 1.85 0.63 0.10 34.35 12:35:01 AM 0 60.67 0.00 1.99 0.60 0.10 36.64 12:35:01 AM 1 64.97 0.00 1.77 0.58 0.10 32.57 12:35:01 AM 2 61.29 0.00 1.35 0.50 0.10 36.76 12:35:01 AM 3 65.32 0.00 2.29 0.82 0.12 31.46 12:36:01 AM all 30.56 0.00 1.47 0.16 0.07 67.73 12:36:01 AM 0 30.16 0.00 1.30 0.45 0.08 68.00 12:36:01 AM 1 33.34 0.00 1.74 0.15 0.07 64.70 12:36:01 AM 2 26.97 0.00 1.47 0.05 0.07 71.44 12:36:01 AM 3 31.78 0.00 1.39 0.00 0.05 66.78 12:37:01 AM all 31.04 0.00 1.15 0.10 0.08 67.63 12:37:01 AM 0 28.68 0.00 1.24 0.13 0.07 69.89 12:37:01 AM 1 23.67 0.00 1.15 0.03 0.08 75.05 12:37:01 AM 2 44.17 0.00 1.37 0.18 0.10 54.17 12:37:01 AM 3 27.61 0.00 0.82 0.07 0.08 71.42 12:38:01 AM all 25.58 0.00 3.55 2.66 0.10 68.11 12:38:01 AM 0 27.53 0.00 3.61 4.15 0.10 64.61 12:38:01 AM 1 25.13 0.00 3.65 2.39 0.13 68.71 12:38:01 AM 2 27.56 0.00 3.90 3.39 0.08 65.06 12:38:01 AM 3 22.08 0.00 3.05 0.72 0.08 74.07 12:39:01 AM all 39.85 0.00 1.36 0.30 0.09 58.40 12:39:01 AM 0 52.37 0.00 1.35 0.20 0.10 45.98 12:39:01 AM 1 21.78 0.00 1.61 0.69 0.08 75.85 12:39:01 AM 2 42.34 0.00 1.24 0.08 0.10 56.24 12:39:01 AM 3 42.90 0.00 1.22 0.22 0.08 55.57 Average: all 36.20 0.00 1.93 0.83 0.09 60.95 Average: 0 37.80 0.00 2.09 1.14 0.09 58.88 Average: 1 31.30 0.00 1.83 0.70 0.09 66.08 Average: 2 38.77 0.00 2.10 1.09 0.09 57.96 Average: 3 36.93 0.00 1.72 0.40 0.08 60.86