---> uname -a: Linux prd-centos8-docker-8c-8g-5133.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 1000 28287 19 2602 30440 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:85:71:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86246sec preferred_lft 86246sec inet6 fe80::f816:3eff:fe85:71e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:30:f4:84:5a 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) 04/23/2026 _x86_64_ (8 CPU) 09:11:29 LINUX RESTART (8 CPU) 09:12:01 AM tps rtps wtps bread/s bwrtn/s 09:13:01 AM 209.60 22.33 187.27 4059.58 12143.10 09:14:01 AM 191.78 5.18 186.60 765.87 13974.90 Average: 200.69 13.75 186.94 2412.86 13058.93 09:12:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:13:01 AM 28868860 30923636 3786852 11.60 2688 2367168 1697024 5.04 193872 3112132 236872 09:14:01 AM 28941288 31143548 3714424 11.37 2688 2508716 1465052 4.35 436508 2774988 23040 Average: 28905074 31033592 3750638 11.49 2688 2437942 1581038 4.69 315190 2943560 129956 09:12:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 186.72 141.15 2626.22 21.84 0.00 0.00 0.00 0.00 09:13:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 204.97 167.09 1764.59 34.30 0.00 0.00 0.00 0.00 09:14:01 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 195.84 154.12 2195.44 28.07 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) 04/23/2026 _x86_64_ (8 CPU) 09:11:29 LINUX RESTART (8 CPU) 09:12:01 AM CPU %user %nice %system %iowait %steal %idle 09:13:01 AM all 12.47 0.00 1.12 0.66 0.05 85.70 09:13:01 AM 0 12.54 0.00 1.14 0.65 0.07 85.61 09:13:01 AM 1 16.05 0.00 1.32 0.95 0.07 81.61 09:13:01 AM 2 6.71 0.00 0.69 1.26 0.05 91.30 09:13:01 AM 3 11.09 0.00 1.25 0.43 0.07 87.16 09:13:01 AM 4 6.25 0.00 0.67 0.52 0.03 92.53 09:13:01 AM 5 26.13 0.00 2.32 0.43 0.07 71.05 09:13:01 AM 6 12.33 0.00 0.70 0.50 0.03 86.44 09:13:01 AM 7 8.66 0.00 0.87 0.53 0.03 89.91 09:14:01 AM all 16.39 0.00 1.23 0.58 0.06 81.74 09:14:01 AM 0 13.18 0.00 1.12 0.17 0.07 85.47 09:14:01 AM 1 27.72 0.00 1.08 0.30 0.07 70.82 09:14:01 AM 2 18.40 0.00 1.02 0.17 0.07 80.34 09:14:01 AM 3 20.80 0.00 1.44 0.57 0.07 77.12 09:14:01 AM 4 15.26 0.00 2.46 2.96 0.08 79.24 09:14:01 AM 5 8.87 0.00 1.05 0.22 0.07 89.80 09:14:01 AM 6 13.02 0.00 0.60 0.17 0.03 86.17 09:14:01 AM 7 13.90 0.00 1.05 0.08 0.03 84.93 Average: all 14.43 0.00 1.17 0.62 0.06 83.72 Average: 0 12.86 0.00 1.13 0.41 0.07 85.54 Average: 1 21.89 0.00 1.20 0.63 0.07 76.21 Average: 2 12.56 0.00 0.85 0.71 0.06 85.82 Average: 3 15.95 0.00 1.35 0.50 0.07 82.14 Average: 4 10.75 0.00 1.56 1.74 0.06 85.89 Average: 5 17.50 0.00 1.69 0.33 0.07 80.42 Average: 6 12.68 0.00 0.65 0.33 0.03 86.31 Average: 7 11.28 0.00 0.96 0.31 0.03 87.42