---> uname -a: Linux prd-centos8-docker-8c-8g-44814.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: 2799.998 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): 0-7 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 1051 27215 19 3623 30378 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:6c:d8:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe6c:d82a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:cf:68:eb 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::42:62ff:fecf:68eb/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) 09/10/2025 _x86_64_ (8 CPU) 03:37:17 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 163.06 14.35 148.72 3023.53 9730.71 03:40:01 AM 371.23 5.55 365.68 1231.72 13079.72 03:41:01 AM 251.95 3.12 248.83 560.35 44283.64 Average: 262.08 7.67 254.41 1605.20 22364.69 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29141760 30987172 3513952 10.76 2688 2163044 1818932 5.40 155180 2899536 116036 03:40:01 AM 27831008 30062880 4824704 14.77 2688 2541764 2359920 7.00 378592 3949472 167324 03:41:01 AM 27832576 31058152 4823136 14.77 2688 3522288 1550676 4.60 638756 3642368 141788 Average: 28268448 30702735 4387264 13.43 2688 2742365 1909843 5.67 390843 3497125 141716 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 124.58 111.10 1368.13 38.97 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 429.72 354.80 5369.98 48.27 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 570.78 483.82 7073.60 1365.80 0.00 0.00 0.00 0.00 03:41:01 AM docker0 9.68 10.55 0.56 306.69 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 375.02 316.57 4603.90 484.34 0.00 0.00 0.00 0.00 Average: docker0 3.23 3.52 0.19 102.23 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) 09/10/2025 _x86_64_ (8 CPU) 03:37:17 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 9.81 0.00 0.94 0.44 0.05 88.75 03:39:01 AM 0 8.43 0.00 0.62 0.03 0.05 90.87 03:39:01 AM 1 12.76 0.00 1.35 0.75 0.07 85.07 03:39:01 AM 2 3.36 0.00 0.64 0.45 0.07 95.48 03:39:01 AM 3 11.06 0.00 0.67 0.22 0.05 88.00 03:39:01 AM 4 12.23 0.00 0.95 0.25 0.05 86.52 03:39:01 AM 5 4.61 0.00 0.70 0.80 0.03 93.86 03:39:01 AM 6 10.70 0.00 1.05 0.57 0.05 87.63 03:39:01 AM 7 15.33 0.00 1.57 0.45 0.05 82.60 03:40:01 AM all 25.77 0.00 1.56 0.95 0.09 71.63 03:40:01 AM 0 21.28 0.00 1.04 0.35 0.08 77.24 03:40:01 AM 1 34.44 0.00 3.00 3.22 0.10 59.24 03:40:01 AM 2 32.74 0.00 1.57 1.12 0.10 64.47 03:40:01 AM 3 16.58 0.00 1.76 1.12 0.10 80.43 03:40:01 AM 4 24.60 0.00 1.42 0.45 0.10 73.43 03:40:01 AM 5 30.39 0.00 1.04 0.33 0.07 68.17 03:40:01 AM 6 30.55 0.00 1.26 0.30 0.10 67.79 03:40:01 AM 7 15.55 0.00 1.39 0.70 0.07 82.28 03:41:01 AM all 16.53 0.00 2.94 1.06 0.08 79.38 03:41:01 AM 0 12.79 0.00 2.45 0.20 0.08 84.48 03:41:01 AM 1 18.06 0.00 3.95 2.22 0.08 75.68 03:41:01 AM 2 23.39 0.00 3.09 0.44 0.10 72.99 03:41:01 AM 3 9.48 0.00 2.91 2.05 0.08 85.48 03:41:01 AM 4 10.20 0.00 2.39 1.62 0.07 85.73 03:41:01 AM 5 16.72 0.00 3.35 0.49 0.08 79.36 03:41:01 AM 6 29.43 0.00 2.43 0.17 0.08 67.88 03:41:01 AM 7 12.13 0.00 2.99 1.35 0.07 83.47 Average: all 17.36 0.00 1.81 0.82 0.07 79.93 Average: 0 14.16 0.00 1.37 0.20 0.07 84.20 Average: 1 21.74 0.00 2.77 2.06 0.08 73.35 Average: 2 19.82 0.00 1.76 0.67 0.09 77.65 Average: 3 12.37 0.00 1.78 1.13 0.08 84.64 Average: 4 15.68 0.00 1.59 0.77 0.07 81.89 Average: 5 17.23 0.00 1.70 0.54 0.06 80.48 Average: 6 23.54 0.00 1.58 0.35 0.08 74.46 Average: 7 14.34 0.00 1.98 0.83 0.06 82.78