---> uname -a: Linux prd-centos8-docker-8c-8g-11575.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 991 27746 19 3152 30449 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:ef:45:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.180/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86219sec preferred_lft 86219sec inet6 fe80::f816:3eff:feef:452d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:8b:d7:a7 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) 11/10/2025 _x86_64_ (8 CPU) 03:55:20 LINUX RESTART (8 CPU) 03:56:01 AM tps rtps wtps bread/s bwrtn/s 03:57:01 AM 233.31 15.14 218.16 3892.17 11564.98 03:58:01 AM 216.53 4.47 212.06 166.77 12292.18 Average: 224.92 9.81 215.11 2029.63 11928.55 03:56:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:57:01 AM 28930588 30864380 3725124 11.41 2688 2248340 1688752 5.01 165292 3082988 137468 03:58:01 AM 28356896 31122444 4298816 13.16 2688 3072800 1506252 4.47 589148 3212860 679084 Average: 28643742 30993412 4011970 12.29 2688 2660570 1597502 4.74 377220 3147924 408276 03:56:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 AM eth0 202.55 184.42 1948.08 39.93 0.00 0.00 0.00 0.00 03:57:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:58:01 AM eth0 350.61 295.85 3782.89 40.00 0.00 0.00 0.00 0.00 03:58:01 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 276.57 240.13 2865.41 39.96 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) 11/10/2025 _x86_64_ (8 CPU) 03:55:20 LINUX RESTART (8 CPU) 03:56:01 AM CPU %user %nice %system %iowait %steal %idle 03:57:01 AM all 13.62 0.00 1.16 0.80 0.06 84.37 03:57:01 AM 0 7.99 0.00 1.05 0.57 0.07 90.33 03:57:01 AM 1 28.94 0.00 2.17 0.85 0.08 67.95 03:57:01 AM 2 13.24 0.00 1.42 0.64 0.05 84.66 03:57:01 AM 3 7.68 0.00 0.94 1.49 0.07 89.83 03:57:01 AM 4 14.89 0.00 1.20 1.19 0.05 82.67 03:57:01 AM 5 15.55 0.00 0.83 0.83 0.03 82.75 03:57:01 AM 6 7.44 0.00 0.62 0.27 0.05 91.62 03:57:01 AM 7 13.25 0.00 1.03 0.53 0.05 85.13 03:58:01 AM all 12.90 0.00 1.07 0.89 0.05 85.09 03:58:01 AM 0 10.86 0.00 0.57 0.13 0.07 88.37 03:58:01 AM 1 18.82 0.00 1.10 1.00 0.05 79.03 03:58:01 AM 2 9.63 0.00 1.57 0.62 0.05 88.13 03:58:01 AM 3 10.53 0.00 1.17 1.49 0.07 86.75 03:58:01 AM 4 24.72 0.00 1.12 1.20 0.05 72.91 03:58:01 AM 5 13.72 0.00 1.44 0.85 0.03 83.96 03:58:01 AM 6 7.06 0.00 0.69 0.90 0.07 91.28 03:58:01 AM 7 7.82 0.00 0.95 0.90 0.05 90.27 Average: all 13.26 0.00 1.12 0.84 0.06 84.73 Average: 0 9.42 0.00 0.81 0.35 0.07 89.35 Average: 1 23.88 0.00 1.64 0.93 0.07 73.49 Average: 2 11.43 0.00 1.49 0.63 0.05 86.40 Average: 3 9.10 0.00 1.05 1.49 0.07 88.29 Average: 4 19.81 0.00 1.16 1.19 0.05 77.79 Average: 5 14.63 0.00 1.14 0.84 0.03 83.36 Average: 6 7.25 0.00 0.65 0.59 0.06 91.45 Average: 7 10.54 0.00 0.99 0.72 0.05 87.70