---> uname -a: Linux prd-centos8-docker-8c-8g-6163.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 999 28372 19 2518 30441 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:69:8e:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.174/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe69:8eaf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:72:70:6c: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) 04/26/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 177.60 2.83 174.77 363.81 12896.40 05:20:01 AM 164.56 2.50 162.06 940.35 7976.29 05:21:01 AM 79.44 2.85 76.59 130.62 6416.26 Average: 140.53 2.73 137.81 478.27 9096.11 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29419188 31253112 3236524 9.91 2688 2151164 1981804 5.88 165328 2608244 110424 05:20:01 AM 27385852 29451728 5269860 16.14 2688 2375588 3481708 10.33 229924 4539716 112380 05:21:01 AM 29113064 31231488 3542648 10.85 2688 2425136 1425224 4.23 417268 2626792 26112 Average: 28639368 30645443 4016344 12.30 2688 2317296 2296245 6.81 270840 3258251 82972 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 208.22 168.77 2034.76 49.50 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 232.11 202.73 2372.78 38.99 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 157.21 158.83 350.57 171.45 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 199.18 176.78 1586.01 86.65 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) 04/26/2026 _x86_64_ (8 CPU) 05:17:19 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 12.43 0.00 1.27 0.71 0.06 85.52 05:19:01 AM 0 10.15 0.00 0.95 0.42 0.08 88.40 05:19:01 AM 1 10.59 0.00 1.05 0.40 0.07 87.89 05:19:01 AM 2 15.22 0.00 1.56 0.90 0.07 82.25 05:19:01 AM 3 28.26 0.00 3.01 0.75 0.05 67.93 05:19:01 AM 4 8.53 0.00 1.54 1.09 0.03 88.81 05:19:01 AM 5 9.15 0.00 0.65 1.09 0.05 89.07 05:19:01 AM 6 9.31 0.00 0.99 0.74 0.08 88.88 05:19:01 AM 7 8.28 0.00 0.45 0.30 0.03 90.94 05:20:01 AM all 41.49 0.00 1.37 0.48 0.09 56.58 05:20:01 AM 0 40.57 0.00 1.12 0.27 0.08 57.96 05:20:01 AM 1 30.43 0.00 1.27 0.33 0.08 67.88 05:20:01 AM 2 38.81 0.00 1.52 0.45 0.10 59.11 05:20:01 AM 3 46.94 0.00 1.20 0.12 0.10 51.64 05:20:01 AM 4 48.30 0.00 1.42 0.55 0.12 49.61 05:20:01 AM 5 43.67 0.00 1.69 1.32 0.10 53.22 05:20:01 AM 6 40.44 0.00 0.87 0.17 0.07 58.45 05:20:01 AM 7 42.72 0.00 1.84 0.60 0.08 54.76 05:21:01 AM all 25.46 0.00 1.45 0.17 0.07 72.85 05:21:01 AM 0 33.02 0.00 1.52 0.05 0.08 65.33 05:21:01 AM 1 26.75 0.00 1.67 0.05 0.08 71.45 05:21:01 AM 2 30.16 0.00 1.50 0.40 0.08 67.85 05:21:01 AM 3 27.63 0.00 1.65 0.23 0.05 70.43 05:21:01 AM 4 19.60 0.00 1.47 0.48 0.05 78.40 05:21:01 AM 5 20.01 0.00 1.07 0.00 0.07 78.85 05:21:01 AM 6 22.15 0.00 1.39 0.02 0.07 76.39 05:21:01 AM 7 24.35 0.00 1.32 0.15 0.08 74.10 Average: all 26.46 0.00 1.36 0.45 0.07 71.65 Average: 0 27.91 0.00 1.20 0.24 0.08 70.56 Average: 1 22.59 0.00 1.33 0.26 0.08 75.74 Average: 2 28.07 0.00 1.53 0.58 0.08 69.73 Average: 3 34.28 0.00 1.95 0.37 0.07 63.33 Average: 4 25.48 0.00 1.48 0.71 0.07 72.27 Average: 5 24.28 0.00 1.14 0.80 0.07 73.71 Average: 6 23.97 0.00 1.08 0.31 0.07 74.58 Average: 7 25.10 0.00 1.20 0.35 0.07 73.28