---> uname -a: Linux prd-centos8-docker-8c-8g-1359.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 1010 28363 19 2517 30430 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:dc:14:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.187/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fedc:1410/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:0b:57:79 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) 04/14/2026 _x86_64_ (8 CPU) 05:17:18 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 168.21 2.87 165.34 365.41 14495.63 05:20:01 AM 167.04 2.50 164.55 950.35 6036.25 05:21:01 AM 74.86 2.67 72.19 99.43 6197.05 Average: 136.70 2.68 134.02 471.74 8909.34 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28998252 30832252 3657460 11.20 2688 2151000 2238232 6.64 166172 3022588 44840 05:20:01 AM 27533412 29598976 5122300 15.69 2688 2375024 2909028 8.63 229528 4392764 112484 05:21:01 AM 28979588 31095668 3676124 11.26 2688 2422460 1533880 4.55 415888 2759072 27392 Average: 28503751 30508965 4151961 12.71 2688 2316161 2227047 6.61 270529 3391475 61572 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 193.17 163.59 1988.13 50.99 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 267.54 231.39 2373.70 46.32 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 155.95 159.85 346.67 170.60 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 205.55 184.94 1569.47 89.30 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) 04/14/2026 _x86_64_ (8 CPU) 05:17:18 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.16 0.00 1.22 0.57 0.06 83.98 05:19:01 AM 0 11.26 0.00 0.57 0.23 0.08 87.85 05:19:01 AM 1 9.63 0.00 0.90 0.20 0.07 89.20 05:19:01 AM 2 19.00 0.00 1.05 0.75 0.05 79.15 05:19:01 AM 3 9.03 0.00 0.78 0.25 0.05 89.88 05:19:01 AM 4 12.22 0.00 1.81 0.32 0.08 85.57 05:19:01 AM 5 14.64 0.00 1.04 0.65 0.05 83.62 05:19:01 AM 6 26.22 0.00 2.51 1.27 0.05 69.95 05:19:01 AM 7 11.30 0.00 1.14 0.90 0.03 86.63 05:20:01 AM all 41.60 0.00 1.50 0.42 0.09 56.39 05:20:01 AM 0 31.91 0.00 1.62 0.62 0.08 65.76 05:20:01 AM 1 44.54 0.00 1.35 0.22 0.10 53.79 05:20:01 AM 2 26.48 0.00 1.79 0.80 0.08 70.85 05:20:01 AM 3 38.01 0.00 1.22 0.15 0.10 60.52 05:20:01 AM 4 50.58 0.00 1.04 0.15 0.08 48.15 05:20:01 AM 5 58.36 0.00 1.69 0.58 0.10 39.26 05:20:01 AM 6 29.40 0.00 1.39 0.32 0.08 68.82 05:20:01 AM 7 53.49 0.00 1.92 0.54 0.10 43.96 05:21:01 AM all 26.38 0.00 1.46 0.17 0.06 71.92 05:21:01 AM 0 24.81 0.00 1.17 0.07 0.07 73.89 05:21:01 AM 1 19.33 0.00 1.70 0.15 0.07 78.75 05:21:01 AM 2 19.84 0.00 0.89 0.17 0.08 79.02 05:21:01 AM 3 18.35 0.00 1.19 0.30 0.07 80.09 05:21:01 AM 4 28.37 0.00 1.84 0.37 0.07 69.36 05:21:01 AM 5 31.50 0.00 1.37 0.07 0.05 67.01 05:21:01 AM 6 38.57 0.00 1.87 0.02 0.07 59.47 05:21:01 AM 7 30.24 0.00 1.65 0.25 0.05 67.81 Average: all 27.38 0.00 1.39 0.39 0.07 70.76 Average: 0 22.66 0.00 1.12 0.31 0.08 75.84 Average: 1 24.51 0.00 1.32 0.19 0.08 73.91 Average: 2 21.77 0.00 1.24 0.57 0.07 76.34 Average: 3 21.80 0.00 1.06 0.23 0.07 76.83 Average: 4 30.40 0.00 1.56 0.28 0.08 67.68 Average: 5 34.84 0.00 1.36 0.43 0.07 63.30 Average: 6 31.40 0.00 1.92 0.53 0.07 66.08 Average: 7 31.67 0.00 1.57 0.56 0.06 66.13