---> uname -a: Linux prd-centos8-docker-8c-8g-31000.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 989 28473 19 2427 30453 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:b0:86:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:feb0:8646/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a4:59:7f:56 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 07/27/2025 _x86_64_ (8 CPU) 05:18:20 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 138.74 1.93 136.80 284.04 10096.95 05:21:01 AM 171.09 2.55 168.54 951.31 7920.76 05:22:01 AM 80.94 0.82 80.12 69.58 6661.23 Average: 130.25 1.77 128.49 434.95 8226.33 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28893648 30631236 3762056 11.52 2688 2055756 2285568 6.78 154760 3148264 99120 05:21:01 AM 27533060 29503088 5122644 15.69 2688 2280980 3464836 10.28 221388 4405124 114904 05:22:01 AM 29167684 31193580 3488020 10.68 2688 2333864 1482876 4.40 407376 2586140 33360 Average: 28531464 30442635 4124240 12.63 2688 2223533 2411093 7.15 261175 3379843 82461 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 205.06 162.91 1151.85 48.10 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 224.40 197.98 2341.92 37.27 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 274.98 227.32 558.51 183.37 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 234.81 196.07 1350.71 89.58 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 07/27/2025 _x86_64_ (8 CPU) 05:18:20 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 11.21 0.00 0.91 0.64 0.05 87.20 05:20:01 AM 0 7.87 0.00 0.69 0.53 0.07 90.84 05:20:01 AM 1 16.93 0.00 1.53 0.57 0.05 80.92 05:20:01 AM 2 4.65 0.00 0.64 0.57 0.05 94.10 05:20:01 AM 3 5.58 0.00 0.48 0.40 0.02 93.52 05:20:01 AM 4 16.19 0.00 1.49 1.59 0.03 80.71 05:20:01 AM 5 21.47 0.00 1.79 0.70 0.05 76.00 05:20:01 AM 6 9.82 0.00 0.45 0.73 0.07 88.93 05:20:01 AM 7 7.14 0.00 0.23 0.02 0.03 92.57 05:21:01 AM all 39.83 0.00 1.45 0.73 0.10 57.89 05:21:01 AM 0 39.71 0.00 0.87 0.17 0.10 59.15 05:21:01 AM 1 41.53 0.00 2.14 1.37 0.10 54.86 05:21:01 AM 2 32.84 0.00 1.39 0.50 0.12 65.15 05:21:01 AM 3 43.63 0.00 1.91 1.64 0.13 52.69 05:21:01 AM 4 38.17 0.00 1.24 0.50 0.08 60.01 05:21:01 AM 5 34.37 0.00 1.30 0.33 0.08 63.91 05:21:01 AM 6 47.84 0.00 1.12 0.17 0.10 50.77 05:21:01 AM 7 40.56 0.00 1.60 1.17 0.10 56.57 05:22:01 AM all 24.24 0.00 1.48 0.31 0.07 73.89 05:22:01 AM 0 28.59 0.00 1.34 0.82 0.08 69.17 05:22:01 AM 1 22.97 0.00 1.46 0.02 0.08 75.48 05:22:01 AM 2 28.51 0.00 2.22 0.08 0.07 69.11 05:22:01 AM 3 27.72 0.00 1.55 0.32 0.07 70.34 05:22:01 AM 4 29.82 0.00 1.80 0.55 0.08 67.74 05:22:01 AM 5 17.66 0.00 1.27 0.60 0.07 80.40 05:22:01 AM 6 19.81 0.00 1.14 0.10 0.07 78.89 05:22:01 AM 7 18.84 0.00 1.07 0.02 0.07 80.01 Average: all 25.09 0.00 1.28 0.56 0.07 73.00 Average: 0 25.40 0.00 0.96 0.51 0.08 73.05 Average: 1 27.14 0.00 1.71 0.65 0.08 70.42 Average: 2 22.00 0.00 1.42 0.38 0.08 76.13 Average: 3 25.63 0.00 1.31 0.79 0.07 72.20 Average: 4 28.06 0.00 1.51 0.88 0.07 69.49 Average: 5 24.50 0.00 1.45 0.55 0.07 73.43 Average: 6 25.82 0.00 0.90 0.33 0.08 72.87 Average: 7 22.18 0.00 0.97 0.40 0.07 76.39