---> uname -a: Linux prd-centos8-docker-8c-8g-2681.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1059 26534 19 4296 30365 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:c5:65:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fec5:659c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:51:e9:80:b9 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::42:51ff:fee9:80b9/64 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) 03/18/2026 _x86_64_ (8 CPU) 02:28:41 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 271.18 16.63 254.55 3278.11 12107.18 02:32:01 AM 175.01 16.48 158.53 2019.46 40361.80 02:33:01 AM 91.42 5.25 86.17 4663.51 25547.40 Average: 179.20 12.78 166.42 3320.36 26005.46 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28780196 30924816 3875516 11.87 2688 2458108 1650784 4.90 196508 3198612 305484 02:32:01 AM 26412828 29475652 6242884 19.12 2688 3357632 3946880 11.71 450004 5233628 1608 02:33:01 AM 27184820 31107648 5470892 16.75 2688 4212724 1480872 4.39 882608 4028524 7520 Average: 27459281 30502705 5196431 15.91 2688 3342821 2359512 7.00 509707 4153588 104871 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 461.98 353.98 5487.92 59.33 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 3.53 3.53 0.40 0.40 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1292.35 381.34 7342.54 37.07 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.42 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM veth9d07142 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.35 8.35 0.87 0.87 0.00 0.00 0.00 0.00 02:33:01 AM eth0 172.29 161.51 1394.22 1258.43 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.83 3.47 0.41 0.40 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 642.21 298.94 4741.56 451.61 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.79 0.20 0.21 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) 03/18/2026 _x86_64_ (8 CPU) 02:28:41 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 13.52 0.00 1.40 0.91 0.08 84.10 02:31:01 AM 0 18.44 0.00 1.57 0.80 0.07 79.12 02:31:01 AM 1 10.40 0.00 1.35 0.67 0.08 87.49 02:31:01 AM 2 10.92 0.00 1.12 0.74 0.07 87.16 02:31:01 AM 3 13.55 0.00 1.37 1.15 0.08 83.84 02:31:01 AM 4 14.16 0.00 1.35 0.75 0.08 83.65 02:31:01 AM 5 20.38 0.00 1.84 1.46 0.08 76.24 02:31:01 AM 6 12.60 0.00 0.85 0.27 0.08 86.20 02:31:01 AM 7 7.71 0.00 1.72 1.42 0.07 89.08 02:32:01 AM all 29.96 0.21 2.56 0.85 0.09 66.33 02:32:01 AM 0 40.78 0.08 2.06 0.18 0.10 56.78 02:32:01 AM 1 23.81 0.00 3.07 2.56 0.10 70.46 02:32:01 AM 2 32.74 0.00 2.83 0.94 0.08 63.40 02:32:01 AM 3 23.14 1.56 3.16 0.76 0.10 71.28 02:32:01 AM 4 32.39 0.00 2.13 1.28 0.10 64.09 02:32:01 AM 5 18.09 0.00 2.66 0.34 0.08 78.83 02:32:01 AM 6 33.25 0.03 2.63 0.29 0.07 63.73 02:32:01 AM 7 35.40 0.00 1.92 0.47 0.07 62.15 02:33:01 AM all 18.73 0.05 1.99 0.66 0.07 78.49 02:33:01 AM 0 12.47 0.00 1.86 2.11 0.08 83.47 02:33:01 AM 1 13.14 0.02 2.26 0.28 0.08 84.21 02:33:01 AM 2 14.72 0.28 2.01 0.30 0.07 82.61 02:33:01 AM 3 27.15 0.07 1.85 0.37 0.07 70.49 02:33:01 AM 4 19.59 0.00 2.53 0.59 0.08 77.21 02:33:01 AM 5 17.81 0.00 1.93 0.69 0.07 79.51 02:33:01 AM 6 23.17 0.03 1.69 0.33 0.07 74.70 02:33:01 AM 7 21.74 0.02 1.79 0.65 0.07 75.73 Average: all 20.72 0.09 1.98 0.81 0.08 76.33 Average: 0 23.89 0.03 1.83 1.03 0.08 73.14 Average: 1 15.76 0.01 2.22 1.17 0.09 80.75 Average: 2 19.43 0.10 1.99 0.66 0.07 77.76 Average: 3 21.28 0.54 2.13 0.76 0.08 75.21 Average: 4 22.03 0.00 2.00 0.87 0.09 75.00 Average: 5 18.76 0.00 2.14 0.83 0.08 78.19 Average: 6 22.99 0.02 1.72 0.30 0.07 74.90 Average: 7 21.59 0.01 1.81 0.85 0.07 75.68