---> uname -a: Linux prd-centos8-docker-8c-8g-1945.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 1050 27208 19 3631 30379 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:ce:f7:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fece:f75a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:63:6e:27 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:b8ff:fe63:6e27/64 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) 10/11/2025 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 244.90 14.86 230.04 3206.26 11311.38 03:40:01 AM 376.86 6.06 370.79 1200.67 17711.51 03:41:01 AM 189.30 1.93 187.37 543.24 39261.21 Average: 270.36 7.62 262.74 1650.12 22760.45 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28893112 30817312 3762600 11.52 2688 2239876 1821004 5.40 164100 3130312 182248 03:40:01 AM 27449836 29832488 5205876 15.94 2688 2689740 2485324 7.37 400220 4298808 160468 03:41:01 AM 27901348 31145860 4754364 14.56 2688 3540260 1471968 4.37 809636 3399160 154916 Average: 28081432 30598553 4574280 14.01 2688 2823292 1926099 5.71 457985 3609427 165877 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 241.92 208.06 2504.81 50.91 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 538.69 442.95 6526.06 56.51 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 527.05 451.54 5084.48 2354.58 0.00 0.00 0.00 0.00 03:41:01 AM docker0 11.36 15.60 0.65 307.67 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 435.88 367.51 4705.09 820.58 0.00 0.00 0.00 0.00 Average: docker0 3.79 5.20 0.22 102.54 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) 10/11/2025 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 13.24 0.00 1.20 0.77 0.07 84.73 03:39:01 AM 0 6.42 0.00 0.57 1.07 0.07 91.88 03:39:01 AM 1 32.56 0.00 2.54 1.07 0.08 63.75 03:39:01 AM 2 14.35 0.00 0.75 0.74 0.07 84.10 03:39:01 AM 3 12.42 0.00 1.37 0.62 0.05 85.54 03:39:01 AM 4 7.12 0.00 1.54 1.32 0.07 89.95 03:39:01 AM 5 11.14 0.00 0.84 0.42 0.07 87.54 03:39:01 AM 6 13.07 0.00 1.02 0.55 0.08 85.28 03:39:01 AM 7 8.85 0.00 0.95 0.37 0.05 89.78 03:40:01 AM all 28.92 0.00 1.73 1.14 0.09 68.11 03:40:01 AM 0 16.70 0.00 1.22 0.07 0.08 81.92 03:40:01 AM 1 26.73 0.00 1.27 0.32 0.10 71.58 03:40:01 AM 2 30.44 0.00 2.02 1.28 0.10 66.16 03:40:01 AM 3 30.15 0.00 2.10 1.17 0.10 66.48 03:40:01 AM 4 39.31 0.00 1.44 1.09 0.12 58.04 03:40:01 AM 5 22.78 0.00 1.95 2.45 0.08 72.74 03:40:01 AM 6 32.50 0.00 2.68 2.30 0.08 62.44 03:40:01 AM 7 32.76 0.00 1.15 0.45 0.08 65.55 03:41:01 AM all 13.24 0.00 3.15 0.91 0.08 82.62 03:41:01 AM 0 11.76 0.00 2.99 0.74 0.08 84.43 03:41:01 AM 1 13.97 0.00 3.76 2.54 0.08 79.65 03:41:01 AM 2 18.84 0.00 3.85 1.97 0.07 75.27 03:41:01 AM 3 9.19 0.00 2.20 0.35 0.10 88.16 03:41:01 AM 4 15.73 0.00 3.74 0.57 0.08 79.88 03:41:01 AM 5 10.66 0.00 3.10 0.44 0.08 85.72 03:41:01 AM 6 14.46 0.00 2.75 0.30 0.07 82.42 03:41:01 AM 7 11.29 0.00 2.77 0.40 0.08 85.45 Average: all 18.47 0.00 2.02 0.94 0.08 78.49 Average: 0 11.62 0.00 1.59 0.63 0.08 86.08 Average: 1 24.44 0.00 2.52 1.31 0.09 71.64 Average: 2 21.19 0.00 2.20 1.33 0.08 75.20 Average: 3 17.25 0.00 1.89 0.71 0.08 80.06 Average: 4 20.72 0.00 2.24 0.99 0.09 75.95 Average: 5 14.86 0.00 1.96 1.10 0.08 82.01 Average: 6 20.01 0.00 2.15 1.05 0.08 76.72 Average: 7 17.64 0.00 1.62 0.41 0.07 80.26