---> uname -a: Linux prd-centos8-docker-8c-8g-3595.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: 2800.000 BogoMIPS: 5600.00 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 1001 27970 19 2918 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:4d:38:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.182/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe4d:3852/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:4b:89:91 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) 04/04/2026 _x86_64_ (8 CPU) 05:35:27 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 190.52 2.82 187.70 856.26 10439.54 05:38:01 AM 118.69 1.57 117.13 390.27 11128.97 05:39:01 AM 201.88 18.96 182.92 5044.59 14534.14 Average: 170.36 7.78 162.58 2097.11 12034.31 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28587504 30464944 4068208 12.46 2688 2194644 2136596 6.34 169508 3434860 213476 05:38:01 AM 28146852 30187164 4508860 13.81 2688 2352084 2192280 6.50 219936 3801168 66568 05:39:01 AM 28670508 31189404 3985204 12.20 2688 2827300 1479372 4.39 486388 3006052 18888 Average: 28468288 30613837 4187424 12.82 2688 2458009 1936083 5.74 291944 3414027 99644 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 209.57 170.60 2456.12 42.30 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 145.48 122.81 1528.22 28.06 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 313.40 241.57 5168.81 99.44 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 222.82 178.33 3051.08 56.60 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) 04/04/2026 _x86_64_ (8 CPU) 05:35:27 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 19.65 0.00 1.19 0.69 0.06 78.41 05:37:01 AM 0 24.10 0.00 1.49 0.90 0.08 73.43 05:37:01 AM 1 15.06 0.00 0.87 0.73 0.07 83.27 05:37:01 AM 2 18.77 0.00 1.17 0.57 0.05 79.44 05:37:01 AM 3 28.47 0.00 1.09 0.33 0.08 70.02 05:37:01 AM 4 17.20 0.00 1.10 1.49 0.05 80.16 05:37:01 AM 5 27.45 0.00 2.06 0.60 0.07 69.82 05:37:01 AM 6 9.68 0.00 0.77 0.48 0.05 89.02 05:37:01 AM 7 16.45 0.00 0.97 0.40 0.05 82.13 05:38:01 AM all 47.27 0.00 1.54 0.57 0.09 50.52 05:38:01 AM 0 45.56 0.00 1.55 1.00 0.10 51.79 05:38:01 AM 1 37.89 0.00 1.24 0.90 0.08 59.89 05:38:01 AM 2 57.87 0.00 1.85 0.18 0.10 40.00 05:38:01 AM 3 55.41 0.00 1.79 0.15 0.10 42.55 05:38:01 AM 4 42.78 0.00 1.69 1.30 0.08 54.14 05:38:01 AM 5 49.57 0.00 1.10 0.50 0.08 48.75 05:38:01 AM 6 45.29 0.00 1.25 0.25 0.08 53.13 05:38:01 AM 7 43.83 0.00 1.87 0.25 0.12 53.93 05:39:01 AM all 36.66 0.00 1.35 0.59 0.08 61.32 05:39:01 AM 0 44.94 0.00 0.88 0.77 0.08 53.33 05:39:01 AM 1 18.27 0.00 1.39 0.18 0.08 80.08 05:39:01 AM 2 54.95 0.00 0.78 0.10 0.08 44.08 05:39:01 AM 3 53.72 0.00 2.86 0.54 0.08 42.80 05:39:01 AM 4 20.23 0.00 0.87 0.40 0.07 78.44 05:39:01 AM 5 33.43 0.00 2.03 2.70 0.08 61.77 05:39:01 AM 6 38.87 0.00 0.82 0.00 0.08 60.23 05:39:01 AM 7 28.85 0.00 1.19 0.07 0.05 69.84 Average: all 34.53 0.00 1.36 0.62 0.08 63.42 Average: 0 38.21 0.00 1.31 0.89 0.09 59.51 Average: 1 23.74 0.00 1.16 0.61 0.08 74.41 Average: 2 43.87 0.00 1.27 0.28 0.08 54.50 Average: 3 45.86 0.00 1.91 0.34 0.09 51.80 Average: 4 26.73 0.00 1.22 1.06 0.07 70.92 Average: 5 36.82 0.00 1.73 1.27 0.08 60.11 Average: 6 31.27 0.00 0.95 0.24 0.07 67.46 Average: 7 29.71 0.00 1.34 0.24 0.07 68.64