---> uname -a: Linux prd-centos8-docker-8c-8g-147.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 995 28439 19 2456 30446 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:91:61:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.183/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe91:6110/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:da:9e:7d:51 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) 03/07/2026 _x86_64_ (8 CPU) 05:17:17 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 224.41 3.52 220.89 626.06 12380.99 05:20:01 AM 114.43 1.78 112.65 664.96 5250.36 05:21:01 AM 74.51 2.15 72.36 127.82 6664.11 Average: 137.78 2.48 135.30 472.94 8098.64 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28025904 29867288 4629808 14.18 2688 2155980 2860580 8.49 171136 3981052 89956 05:20:01 AM 27478340 29493500 5177372 15.85 2688 2324516 2939116 8.72 227624 4449376 111968 05:21:01 AM 29117796 31172764 3537916 10.83 2688 2361648 1491820 4.43 413304 2623980 7604 Average: 28207347 30177851 4448365 13.62 2688 2280715 2430505 7.21 270688 3684803 69843 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 247.70 224.19 1871.08 63.14 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 154.92 131.74 1502.31 26.08 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 166.46 161.28 327.37 172.30 0.00 0.00 0.00 0.00 05:21:01 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 189.70 172.41 1233.57 87.18 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) 03/07/2026 _x86_64_ (8 CPU) 05:17:17 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 21.40 0.00 1.54 0.54 0.08 76.45 05:19:01 AM 0 25.37 0.00 1.04 0.30 0.07 73.22 05:19:01 AM 1 17.55 0.00 0.73 0.43 0.08 81.20 05:19:01 AM 2 23.66 0.00 1.85 0.40 0.07 74.02 05:19:01 AM 3 19.29 0.00 1.57 0.75 0.08 78.31 05:19:01 AM 4 38.00 0.00 3.11 0.55 0.10 58.24 05:19:01 AM 5 10.16 0.00 0.87 0.20 0.05 88.72 05:19:01 AM 6 27.16 0.00 1.62 0.33 0.07 70.82 05:19:01 AM 7 9.99 0.00 1.54 1.34 0.08 87.05 05:20:01 AM all 45.13 0.00 1.49 0.24 0.09 53.05 05:20:01 AM 0 51.98 0.00 1.60 0.05 0.12 46.25 05:20:01 AM 1 46.47 0.00 1.40 0.12 0.10 51.91 05:20:01 AM 2 43.66 0.00 1.77 0.32 0.10 54.16 05:20:01 AM 3 43.61 0.00 1.50 0.30 0.08 54.51 05:20:01 AM 4 52.23 0.00 1.81 0.47 0.08 45.41 05:20:01 AM 5 50.86 0.00 1.49 0.13 0.08 47.44 05:20:01 AM 6 33.63 0.00 1.00 0.25 0.10 65.02 05:20:01 AM 7 38.62 0.00 1.34 0.27 0.08 59.69 05:21:01 AM all 17.84 0.00 1.41 0.16 0.07 80.52 05:21:01 AM 0 13.77 0.00 0.97 0.02 0.08 85.17 05:21:01 AM 1 27.15 0.00 2.41 0.17 0.07 70.21 05:21:01 AM 2 18.13 0.00 1.22 0.05 0.07 80.53 05:21:01 AM 3 25.06 0.00 1.69 0.12 0.08 73.05 05:21:01 AM 4 14.18 0.00 1.07 0.02 0.07 84.67 05:21:01 AM 5 15.93 0.00 1.30 0.10 0.08 82.58 05:21:01 AM 6 18.67 0.00 1.24 0.10 0.05 79.94 05:21:01 AM 7 9.85 0.00 1.37 0.69 0.05 88.04 Average: all 28.13 0.00 1.48 0.31 0.08 70.00 Average: 0 30.38 0.00 1.20 0.12 0.09 68.21 Average: 1 30.38 0.00 1.51 0.24 0.08 67.78 Average: 2 28.48 0.00 1.61 0.26 0.08 69.57 Average: 3 29.33 0.00 1.59 0.39 0.08 68.61 Average: 4 34.80 0.00 1.99 0.35 0.08 62.77 Average: 5 25.66 0.00 1.22 0.14 0.07 72.91 Average: 6 26.49 0.00 1.29 0.23 0.07 71.92 Average: 7 19.49 0.00 1.42 0.76 0.07 78.26