---> uname -a: Linux prd-centos8-docker-8c-8g-2261.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1016 27499 19 3374 30424 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:cb:62:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.116/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fecb:624f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:76:26:2e:a1 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) 10/12/2025 _x86_64_ (8 CPU) 06:01:24 LINUX RESTART (8 CPU) 06:02:02 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 102.39 2.85 99.54 1627.38 6104.74 06:04:01 AM 273.74 17.05 256.69 2437.33 11552.24 06:05:01 AM 126.22 0.77 125.46 68.51 37181.96 Average: 167.81 6.91 160.90 1376.29 18348.02 06:02:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 29466408 31261504 3189304 9.77 2688 2114444 1372992 4.07 147636 2599948 230152 06:04:01 AM 28422752 30520508 4232960 12.96 2688 2409172 1975076 5.86 183628 3562612 189548 06:05:01 AM 28198124 31192344 4457588 13.65 2688 3300652 1387380 4.12 732180 3229284 23104 Average: 28695761 30991452 3959951 12.13 2688 2608089 1578483 4.68 354481 3130615 147601 06:02:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 93.05 67.82 1305.31 28.33 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 352.42 300.23 3409.77 47.96 0.00 0.00 0.00 0.00 06:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 242.99 191.22 1305.81 3781.49 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 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 230.24 187.08 2010.81 1293.02 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) 10/12/2025 _x86_64_ (8 CPU) 06:01:24 LINUX RESTART (8 CPU) 06:02:02 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 10.75 0.00 0.96 0.41 0.07 87.81 06:03:01 AM 0 1.68 0.00 0.36 0.05 0.08 97.83 06:03:01 AM 1 2.45 0.00 0.76 1.29 0.07 95.43 06:03:01 AM 2 6.99 0.00 0.41 0.17 0.08 92.35 06:03:01 AM 3 23.63 0.00 2.37 0.42 0.07 73.50 06:03:01 AM 4 15.55 0.00 1.17 0.44 0.08 82.76 06:03:01 AM 5 19.03 0.00 1.19 0.58 0.08 79.12 06:03:01 AM 6 4.40 0.00 0.22 0.02 0.05 95.31 06:03:01 AM 7 12.25 0.00 1.20 0.27 0.05 86.23 06:04:01 AM all 14.56 0.00 1.19 5.71 0.18 78.36 06:04:01 AM 0 7.95 0.00 1.15 6.56 0.17 84.17 06:04:01 AM 1 14.70 0.00 1.04 2.71 0.17 81.39 06:04:01 AM 2 11.24 0.00 1.22 1.67 0.18 85.69 06:04:01 AM 3 9.06 0.00 1.22 14.14 0.18 75.40 06:04:01 AM 4 11.55 0.00 1.34 1.47 0.22 85.42 06:04:01 AM 5 29.11 0.00 0.85 0.27 0.20 69.57 06:04:01 AM 6 13.57 0.00 1.10 7.05 0.13 78.14 06:04:01 AM 7 19.25 0.00 1.62 11.83 0.22 67.08 06:05:01 AM all 12.72 0.00 1.13 5.22 0.08 80.85 06:05:01 AM 0 17.75 0.00 1.85 3.99 0.12 76.29 06:05:01 AM 1 22.78 0.00 1.60 13.41 0.10 62.10 06:05:01 AM 2 14.90 0.00 1.74 14.70 0.10 68.57 06:05:01 AM 3 2.57 0.00 0.64 4.06 0.08 92.65 06:05:01 AM 4 18.82 0.00 1.24 0.84 0.07 79.04 06:05:01 AM 5 10.02 0.00 0.75 1.80 0.08 87.34 06:05:01 AM 6 3.71 0.00 0.63 0.38 0.05 95.22 06:05:01 AM 7 11.21 0.00 0.58 2.56 0.07 85.58 Average: all 12.69 0.00 1.10 3.80 0.11 82.31 Average: 0 9.17 0.00 1.13 3.55 0.12 86.03 Average: 1 13.37 0.00 1.14 5.83 0.11 79.55 Average: 2 11.06 0.00 1.13 5.54 0.12 82.15 Average: 3 11.70 0.00 1.41 6.24 0.11 80.55 Average: 4 15.31 0.00 1.25 0.92 0.12 82.40 Average: 5 19.39 0.00 0.93 0.88 0.12 78.67 Average: 6 7.24 0.00 0.66 2.49 0.08 89.54 Average: 7 14.24 0.00 1.14 4.91 0.11 79.60