---> uname -a: Linux prd-centos8-docker-8c-8g-47226.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 1048 26562 19 4279 30377 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:1f:8d:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.200/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe1f:8d3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e7:11:fe: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:e7ff:fe11:feb4/64 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) 09/19/2025 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 231.16 16.46 214.70 3105.22 11354.57 02:31:01 AM 170.75 4.05 166.70 1112.24 26280.38 02:32:01 AM 123.46 15.48 107.98 5574.54 22487.34 Average: 175.12 12.00 163.12 3263.89 20041.59 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29102660 30981768 3553052 10.88 2688 2195304 1633136 4.85 162212 2923552 128332 02:31:01 AM 26837452 29842184 5818260 17.82 2688 3302812 2534604 7.52 312668 4966016 463188 02:32:01 AM 27209992 31104228 5445720 16.68 2688 4185628 1508624 4.48 740360 4143900 577612 Average: 27716701 30642727 4939011 15.12 2688 3227915 1892121 5.61 405080 4011156 389711 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 190.15 153.42 1839.18 32.59 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 1234.33 549.11 11218.72 50.71 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 11.75 11.75 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 148.02 127.09 1380.13 520.54 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.33 5.48 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.92 3.92 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 524.23 276.56 4813.20 201.28 0.00 0.00 0.00 0.00 Average: docker0 1.44 1.83 0.21 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) 09/19/2025 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.37 0.00 1.13 0.69 0.06 85.74 02:30:01 AM 0 10.95 0.00 0.87 0.22 0.07 87.90 02:30:01 AM 1 13.40 0.00 1.10 0.67 0.07 84.76 02:30:01 AM 2 29.57 0.00 2.05 0.72 0.07 67.59 02:30:01 AM 3 12.89 0.00 1.05 0.73 0.07 85.26 02:30:01 AM 4 17.09 0.00 1.84 0.57 0.05 80.45 02:30:01 AM 5 4.99 0.00 0.69 0.77 0.07 93.49 02:30:01 AM 6 3.17 0.00 0.79 1.35 0.07 94.62 02:30:01 AM 7 6.93 0.00 0.65 0.52 0.05 91.85 02:31:01 AM all 28.59 0.00 2.44 1.18 0.09 67.70 02:31:01 AM 0 29.52 0.00 3.15 0.15 0.08 67.09 02:31:01 AM 1 20.01 0.00 1.83 1.63 0.08 76.44 02:31:01 AM 2 22.30 0.00 2.43 2.76 0.10 72.40 02:31:01 AM 3 37.23 0.00 2.68 2.44 0.10 57.55 02:31:01 AM 4 38.72 0.00 3.06 0.52 0.10 57.60 02:31:01 AM 5 29.06 0.00 2.38 1.14 0.12 67.29 02:31:01 AM 6 17.44 0.00 2.20 0.25 0.08 80.02 02:31:01 AM 7 34.43 0.00 1.77 0.56 0.08 63.16 02:32:01 AM all 21.60 0.29 2.43 1.46 0.08 74.15 02:32:01 AM 0 19.53 0.03 2.56 0.45 0.08 77.35 02:32:01 AM 1 19.88 2.04 2.76 2.48 0.08 72.75 02:32:01 AM 2 19.78 0.02 2.28 0.96 0.08 76.88 02:32:01 AM 3 18.61 0.07 2.53 1.56 0.08 77.14 02:32:01 AM 4 22.46 0.00 2.34 3.18 0.08 71.93 02:32:01 AM 5 31.01 0.00 2.50 1.24 0.07 65.18 02:32:01 AM 6 21.55 0.05 2.46 0.77 0.08 75.08 02:32:01 AM 7 19.94 0.13 1.98 1.04 0.07 76.84 Average: all 20.83 0.10 2.00 1.11 0.08 75.88 Average: 0 19.97 0.01 2.19 0.27 0.08 77.48 Average: 1 17.76 0.68 1.90 1.59 0.08 77.99 Average: 2 23.89 0.01 2.25 1.48 0.08 72.29 Average: 3 22.87 0.02 2.09 1.58 0.08 73.36 Average: 4 26.07 0.00 2.41 1.42 0.08 70.02 Average: 5 21.68 0.00 1.86 1.05 0.08 75.33 Average: 6 14.04 0.02 1.81 0.79 0.08 83.26 Average: 7 20.39 0.04 1.46 0.70 0.07 77.33