---> uname -a: Linux prd-centos8-docker-8c-8g-14701.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: 2799.996 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 1003 27514 19 3372 30438 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:ae:e7:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.190/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:feae:e771/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:65:ff:ce 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) 11/23/2025 _x86_64_ (8 CPU) 06:01:20 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 243.18 15.15 228.03 3890.82 13403.08 06:04:01 AM 241.14 4.98 236.15 194.60 40039.22 Average: 242.16 10.06 232.09 2042.56 26722.26 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 28846612 30779412 3809100 11.66 2688 2247192 1809556 5.37 165636 3158060 75124 06:04:01 AM 28240060 31233420 4415652 13.52 2688 3300384 1445408 4.29 732472 3184544 24616 Average: 28543336 31006416 4112376 12.59 2688 2773788 1627482 4.83 449054 3171302 49870 06:02:01 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 208.58 191.50 1959.64 53.48 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 505.46 390.85 3798.87 3810.02 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 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 357.04 291.19 2879.33 1931.91 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) 11/23/2025 _x86_64_ (8 CPU) 06:01:20 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 14.35 0.00 1.24 0.76 0.06 83.59 06:03:01 AM 0 9.75 0.00 0.60 0.55 0.07 89.03 06:03:01 AM 1 13.44 0.00 1.30 0.95 0.07 84.24 06:03:01 AM 2 32.83 0.00 3.30 1.30 0.07 62.49 06:03:01 AM 3 18.00 0.00 1.52 1.09 0.05 79.34 06:03:01 AM 4 14.51 0.00 0.87 0.33 0.03 84.25 06:03:01 AM 5 7.17 0.00 0.96 0.55 0.07 91.25 06:03:01 AM 6 11.61 0.00 0.88 0.90 0.05 86.55 06:03:01 AM 7 7.47 0.00 0.47 0.42 0.07 91.58 06:04:01 AM all 15.71 0.00 1.53 0.89 0.06 81.80 06:04:01 AM 0 3.44 0.00 0.88 0.45 0.07 95.16 06:04:01 AM 1 10.71 0.00 1.81 1.91 0.07 85.50 06:04:01 AM 2 6.05 0.00 1.25 0.79 0.07 91.85 06:04:01 AM 3 33.07 0.00 2.30 2.56 0.08 61.98 06:04:01 AM 4 23.36 0.00 1.89 0.57 0.07 74.11 06:04:01 AM 5 22.85 0.00 1.22 0.25 0.07 75.61 06:04:01 AM 6 8.29 0.00 0.75 0.28 0.05 90.62 06:04:01 AM 7 17.92 0.00 2.16 0.35 0.05 79.53 Average: all 15.03 0.00 1.39 0.83 0.06 82.69 Average: 0 6.59 0.00 0.74 0.50 0.07 92.09 Average: 1 12.07 0.00 1.56 1.43 0.07 84.87 Average: 2 19.45 0.00 2.28 1.04 0.07 77.16 Average: 3 25.54 0.00 1.91 1.82 0.07 70.66 Average: 4 18.94 0.00 1.38 0.45 0.05 79.19 Average: 5 15.03 0.00 1.09 0.40 0.07 83.42 Average: 6 9.95 0.00 0.82 0.59 0.05 88.59 Average: 7 12.69 0.00 1.31 0.38 0.06 85.55