---> uname -a: Linux prd-centos8-docker-8c-8g-552.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: 2799.996 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): 0-7 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 1065 26460 19 4364 30358 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:bf:5f:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.58/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:febf:5f8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:51:77:eb:b4 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:fe77:ebb4/64 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) 05/18/2026 _x86_64_ (8 CPU) 02:28:57 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 278.26 17.34 260.91 3847.52 14211.90 02:32:01 AM 159.06 15.89 143.17 1477.91 39282.72 02:33:01 AM 93.47 5.23 88.24 4667.64 25715.03 Average: 176.93 12.82 164.11 3331.02 26403.22 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28416176 30656012 4239536 12.98 2688 2552436 1878028 5.57 214164 3542656 291624 02:32:01 AM 26342136 29471492 6313576 19.33 2688 3424808 3670204 10.89 460376 5297640 48 02:33:01 AM 27142128 31133716 5513584 16.88 2688 4281024 1448284 4.30 893020 4060804 7548 Average: 27300147 30420407 5355565 16.40 2688 3419423 2332172 6.92 522520 4300367 99740 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 510.05 380.34 5945.73 68.95 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 8.85 8.85 1.01 1.01 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1283.99 365.79 7195.05 39.75 0.00 0.00 0.00 0.00 02:32:01 AM docker0 3.53 4.52 0.51 0.53 0.00 0.00 0.00 0.00 02:32:01 AM vethc3361ee 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM vethaca0184 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 3.00 3.00 0.26 0.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 144.45 145.62 1391.76 1251.50 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.75 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: lo 3.95 3.95 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 646.16 297.25 4844.18 453.40 0.00 0.00 0.00 0.00 Average: docker0 1.43 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) 05/18/2026 _x86_64_ (8 CPU) 02:28:57 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 18.32 0.00 1.66 0.82 0.08 79.11 02:31:01 AM 0 25.80 0.00 1.04 0.12 0.08 72.96 02:31:01 AM 1 23.21 0.00 1.34 0.82 0.08 74.55 02:31:01 AM 2 24.59 0.00 3.04 1.34 0.10 70.92 02:31:01 AM 3 17.15 0.00 1.44 0.52 0.08 80.81 02:31:01 AM 4 13.17 0.00 1.74 0.89 0.08 84.12 02:31:01 AM 5 18.63 0.00 1.62 0.85 0.07 78.83 02:31:01 AM 6 12.87 0.00 1.37 0.75 0.07 84.94 02:31:01 AM 7 11.12 0.00 1.71 1.29 0.08 85.80 02:32:01 AM all 28.08 0.24 2.87 0.86 0.09 67.86 02:32:01 AM 0 17.79 0.03 2.32 1.09 0.10 78.67 02:32:01 AM 1 40.56 0.00 3.10 0.94 0.10 55.30 02:32:01 AM 2 21.08 0.03 3.53 1.36 0.08 73.91 02:32:01 AM 3 13.03 1.78 2.91 1.41 0.07 80.80 02:32:01 AM 4 20.23 0.00 3.20 1.03 0.10 75.45 02:32:01 AM 5 41.45 0.05 3.28 0.10 0.10 55.02 02:32:01 AM 6 32.33 0.00 2.36 0.77 0.10 64.43 02:32:01 AM 7 38.17 0.02 2.26 0.15 0.10 59.30 02:33:01 AM all 17.73 0.04 1.93 0.49 0.06 79.75 02:33:01 AM 0 16.19 0.00 2.04 0.40 0.07 81.30 02:33:01 AM 1 19.45 0.00 1.94 0.94 0.07 77.61 02:33:01 AM 2 16.51 0.00 1.87 0.33 0.05 81.23 02:33:01 AM 3 25.44 0.30 1.62 0.33 0.07 72.24 02:33:01 AM 4 20.14 0.00 2.34 1.07 0.05 76.40 02:33:01 AM 5 17.22 0.00 1.71 0.60 0.05 80.42 02:33:01 AM 6 19.33 0.02 1.99 0.05 0.05 78.57 02:33:01 AM 7 7.56 0.00 1.96 0.15 0.07 90.26 Average: all 21.36 0.09 2.15 0.72 0.08 75.59 Average: 0 19.93 0.01 1.80 0.54 0.08 77.64 Average: 1 27.71 0.00 2.12 0.90 0.08 69.18 Average: 2 20.73 0.01 2.81 1.01 0.08 75.36 Average: 3 18.55 0.69 1.99 0.75 0.07 77.94 Average: 4 17.84 0.00 2.43 0.99 0.08 78.66 Average: 5 25.74 0.02 2.20 0.52 0.07 71.45 Average: 6 21.49 0.01 1.91 0.53 0.07 76.00 Average: 7 18.92 0.01 1.97 0.53 0.08 78.48