---> uname -a: Linux prd-centos8-docker-8c-8g-14227.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 982 28295 19 2612 30461 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:89:c5:58 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 86195sec preferred_lft 86195sec inet6 fe80::f816:3eff:fe89:c558/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f8:a5:5f:c5 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) 11/21/2025 _x86_64_ (8 CPU) 09:13:35 LINUX RESTART (8 CPU) 09:14:01 AM tps rtps wtps bread/s bwrtn/s 09:15:01 AM 216.93 16.33 200.60 2443.32 8242.97 09:16:01 AM 263.84 18.28 245.56 4032.39 13299.77 09:17:01 AM 60.34 1.75 58.59 315.01 9393.12 Average: 180.37 12.12 168.25 2263.59 10311.84 09:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:15:01 AM 29558000 31249212 3097712 9.49 2688 2014296 1421044 4.22 151348 2514852 179032 09:16:01 AM 27760012 29958436 4895700 14.99 2688 2509356 2637792 7.83 240112 4159720 227716 09:17:01 AM 29037888 31255424 3617824 11.08 2688 2526828 1383804 4.11 438300 2687444 9840 Average: 28785300 30821024 3870412 11.85 2688 2350160 1814213 5.38 276587 3120672 138863 09:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 AM eth0 434.94 285.70 2024.19 65.00 0.00 0.00 0.00 0.00 09:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 AM eth0 449.21 344.38 5197.89 64.51 0.00 0.00 0.00 0.00 09:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 AM eth0 29.78 25.53 19.53 12.65 0.00 0.00 0.00 0.00 09:17:01 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 304.65 218.54 2413.85 47.39 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) 11/21/2025 _x86_64_ (8 CPU) 09:13:35 LINUX RESTART (8 CPU) 09:14:01 AM CPU %user %nice %system %iowait %steal %idle 09:15:01 AM all 12.28 0.00 1.51 1.01 0.06 85.14 09:15:01 AM 0 7.92 0.00 0.74 0.45 0.05 90.84 09:15:01 AM 1 11.29 0.00 1.75 1.12 0.05 85.78 09:15:01 AM 2 24.51 0.00 1.82 1.32 0.08 72.27 09:15:01 AM 3 12.26 0.00 1.37 0.72 0.05 85.60 09:15:01 AM 4 9.24 0.00 1.62 1.55 0.05 87.53 09:15:01 AM 5 2.42 0.00 1.31 0.45 0.07 95.75 09:15:01 AM 6 8.97 0.00 0.94 0.37 0.05 89.68 09:15:01 AM 7 21.59 0.00 2.51 2.09 0.07 73.74 09:16:01 AM all 27.73 0.00 1.43 2.10 0.11 68.63 09:16:01 AM 0 24.72 0.00 1.22 0.69 0.10 73.28 09:16:01 AM 1 25.35 0.00 1.46 1.94 0.13 71.12 09:16:01 AM 2 38.73 0.00 2.83 3.10 0.13 55.21 09:16:01 AM 3 25.41 0.00 1.31 0.67 0.12 72.49 09:16:01 AM 4 36.43 0.00 0.99 0.70 0.12 61.76 09:16:01 AM 5 32.60 0.00 1.36 3.92 0.12 62.01 09:16:01 AM 6 13.84 0.00 1.41 5.41 0.08 79.26 09:16:01 AM 7 24.80 0.00 0.89 0.33 0.10 73.88 09:17:01 AM all 15.16 0.00 0.93 0.80 0.07 83.04 09:17:01 AM 0 12.35 0.00 0.58 0.00 0.08 86.98 09:17:01 AM 1 23.12 0.00 1.24 0.18 0.08 75.37 09:17:01 AM 2 17.25 0.00 1.24 0.82 0.07 80.62 09:17:01 AM 3 6.00 0.00 0.50 0.02 0.05 93.43 09:17:01 AM 4 8.35 0.00 0.87 0.17 0.07 90.55 09:17:01 AM 5 16.02 0.00 1.00 1.08 0.05 81.84 09:17:01 AM 6 12.00 0.00 0.87 3.96 0.05 83.12 09:17:01 AM 7 26.22 0.00 1.12 0.13 0.10 72.43 Average: all 18.39 0.00 1.29 1.30 0.08 78.94 Average: 0 14.99 0.00 0.85 0.38 0.08 83.70 Average: 1 19.92 0.00 1.48 1.08 0.09 77.43 Average: 2 26.81 0.00 1.96 1.74 0.09 69.38 Average: 3 14.55 0.00 1.06 0.47 0.07 83.85 Average: 4 17.99 0.00 1.16 0.81 0.08 79.97 Average: 5 17.03 0.00 1.22 1.82 0.08 79.85 Average: 6 11.60 0.00 1.07 3.25 0.06 84.02 Average: 7 24.20 0.00 1.50 0.85 0.09 73.35