---> uname -a: Linux prd-centos8-docker-8c-8g-5871.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 1005 28028 19 2856 30436 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:f1:59:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fef1:5949/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ef:2e:b4:5e 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) 02/07/2026 _x86_64_ (8 CPU) 05:35:24 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:02 AM 199.70 2.18 197.52 408.06 11052.61 05:38:01 AM 106.44 1.81 104.63 676.22 7574.46 05:39:01 AM 177.14 19.03 158.11 5052.32 8407.83 Average: 161.40 7.71 153.70 2053.17 9019.85 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:02 AM 28668364 30469996 3987348 12.21 2688 2118400 2046048 6.07 162572 3359564 150936 05:38:01 AM 27963408 29929424 4692304 14.37 2688 2277592 2794336 8.29 216552 3987748 101672 05:39:01 AM 28749908 31207412 3905804 11.96 2688 2765332 1411768 4.19 478888 2932780 239076 Average: 28460560 30535611 4195152 12.85 2688 2387108 2084051 6.18 286004 3426697 163895 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:02 AM eth0 183.52 148.21 2041.02 42.73 0.00 0.00 0.00 0.00 05:37:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 137.55 121.05 1485.21 27.94 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 294.20 239.27 5332.15 63.39 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 205.47 169.78 2961.02 44.78 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) 02/07/2026 _x86_64_ (8 CPU) 05:35:24 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:02 AM all 18.73 0.00 1.15 1.04 0.07 79.01 05:37:02 AM 0 19.82 0.00 0.60 0.22 0.10 79.26 05:37:02 AM 1 37.75 0.00 3.42 1.85 0.08 56.89 05:37:02 AM 2 22.83 0.00 1.40 2.94 0.07 72.76 05:37:02 AM 3 19.72 0.00 0.79 0.40 0.07 79.03 05:37:02 AM 4 10.02 0.00 0.77 0.59 0.08 88.55 05:37:02 AM 5 13.35 0.00 0.77 0.35 0.05 85.48 05:37:02 AM 6 16.17 0.00 0.48 0.80 0.08 82.46 05:37:02 AM 7 10.19 0.00 0.95 1.17 0.03 87.65 05:38:01 AM all 46.93 0.00 1.56 0.66 0.10 50.75 05:38:01 AM 0 49.99 0.00 1.17 0.37 0.08 48.38 05:38:01 AM 1 48.58 0.00 1.55 0.27 0.08 49.52 05:38:01 AM 2 55.16 0.00 1.80 0.65 0.14 42.25 05:38:01 AM 3 45.00 0.00 1.55 0.36 0.10 53.00 05:38:01 AM 4 43.48 0.00 1.92 0.90 0.09 53.61 05:38:01 AM 5 52.51 0.00 1.61 0.19 0.08 45.60 05:38:01 AM 6 38.81 0.00 1.22 1.65 0.09 58.23 05:38:01 AM 7 41.89 0.00 1.65 0.93 0.10 55.43 05:39:01 AM all 38.59 0.00 1.43 0.84 0.08 59.05 05:39:01 AM 0 34.31 0.00 1.79 1.04 0.10 62.76 05:39:01 AM 1 24.77 0.00 1.58 1.74 0.10 71.81 05:39:01 AM 2 46.71 0.00 1.09 0.52 0.07 51.62 05:39:01 AM 3 51.20 0.00 0.97 0.03 0.08 47.71 05:39:01 AM 4 25.96 0.00 1.22 0.07 0.07 72.69 05:39:01 AM 5 47.32 0.00 2.19 0.37 0.08 50.03 05:39:01 AM 6 31.39 0.00 1.82 2.66 0.08 64.04 05:39:01 AM 7 47.01 0.00 0.79 0.33 0.08 51.79 Average: all 34.68 0.00 1.38 0.85 0.08 63.01 Average: 0 34.62 0.00 1.19 0.54 0.10 63.56 Average: 1 36.98 0.00 2.19 1.29 0.09 59.45 Average: 2 41.48 0.00 1.43 1.37 0.09 55.63 Average: 3 38.60 0.00 1.10 0.26 0.08 59.95 Average: 4 26.39 0.00 1.30 0.52 0.08 71.72 Average: 5 37.63 0.00 1.52 0.30 0.07 60.47 Average: 6 28.73 0.00 1.18 1.70 0.08 68.30 Average: 7 32.97 0.00 1.13 0.81 0.07 65.02