---> uname -a: Linux prd-centos8-docker-8c-8g-4045.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1055 26480 19 4355 30369 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:f2:1b:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fef2:1b90/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:18:8a:4f:cf 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 inet6 fe80::42:18ff:fe8a:4fcf/64 scope link 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) 04/06/2026 _x86_64_ (8 CPU) 02:28:25 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 176.00 14.78 161.22 3228.53 10088.40 02:31:01 AM 221.19 6.11 215.08 1194.40 18046.57 02:32:01 AM 140.92 15.01 125.91 5423.39 29834.89 Average: 179.37 11.97 167.40 3282.11 19323.80 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29267332 31177528 3388380 10.38 2688 2228476 1571584 4.66 185040 2745016 178624 02:31:01 AM 27368812 29858884 5286900 16.19 2688 2799284 2537788 7.53 309220 4477816 238784 02:32:01 AM 27173916 31145228 5481796 16.79 2688 4262608 1435240 4.26 746628 4174308 708884 Average: 27936687 30727213 4719025 14.45 2688 3096789 1848204 5.48 413629 3799047 375431 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 178.10 129.21 1951.27 38.92 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 780.84 425.74 7675.29 50.76 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 11.96 11.96 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 960.85 273.34 5691.11 38.69 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.27 5.35 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 3.99 3.99 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 639.96 276.11 5106.06 42.79 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.78 0.20 0.21 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) 04/06/2026 _x86_64_ (8 CPU) 02:28:25 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.29 0.00 1.30 0.52 0.06 85.83 02:30:01 AM 0 3.92 0.00 0.72 0.48 0.08 94.79 02:30:01 AM 1 11.31 0.00 1.27 1.32 0.08 86.01 02:30:01 AM 2 10.49 0.00 1.22 0.52 0.07 87.70 02:30:01 AM 3 21.54 0.00 2.28 0.60 0.07 75.52 02:30:01 AM 4 21.56 0.00 2.07 0.22 0.07 76.08 02:30:01 AM 5 13.98 0.00 1.03 0.28 0.05 84.65 02:30:01 AM 6 1.82 0.00 0.79 0.25 0.05 97.09 02:30:01 AM 7 13.73 0.00 0.99 0.47 0.05 84.77 02:31:01 AM all 30.16 0.00 1.52 0.68 0.08 67.57 02:31:01 AM 0 22.52 0.00 1.77 0.20 0.08 75.42 02:31:01 AM 1 22.75 0.00 1.59 0.67 0.08 74.91 02:31:01 AM 2 46.20 0.00 1.96 0.97 0.08 50.79 02:31:01 AM 3 24.19 0.00 1.10 0.30 0.10 74.30 02:31:01 AM 4 28.63 0.00 1.00 0.40 0.08 69.88 02:31:01 AM 5 36.35 0.00 2.06 0.99 0.07 60.54 02:31:01 AM 6 15.84 0.00 1.64 1.71 0.07 80.74 02:31:01 AM 7 44.72 0.00 1.00 0.17 0.08 54.03 02:32:01 AM all 22.18 0.29 3.48 0.69 0.08 73.27 02:32:01 AM 0 20.03 1.85 3.04 0.64 0.08 74.36 02:32:01 AM 1 20.04 0.08 3.56 1.01 0.10 75.20 02:32:01 AM 2 21.73 0.08 4.02 1.86 0.08 72.23 02:32:01 AM 3 16.46 0.00 3.54 0.61 0.08 79.30 02:32:01 AM 4 22.01 0.00 3.17 0.27 0.08 74.47 02:32:01 AM 5 31.71 0.00 3.08 0.30 0.08 64.83 02:32:01 AM 6 25.01 0.02 3.40 0.22 0.07 71.29 02:32:01 AM 7 20.40 0.32 4.06 0.61 0.07 74.55 Average: all 21.54 0.10 2.09 0.63 0.08 75.57 Average: 0 15.47 0.61 1.84 0.44 0.08 81.54 Average: 1 18.03 0.03 2.14 1.00 0.09 78.72 Average: 2 26.14 0.03 2.39 1.11 0.08 70.25 Average: 3 20.74 0.00 2.30 0.50 0.08 76.37 Average: 4 24.07 0.00 2.08 0.30 0.08 73.47 Average: 5 27.33 0.00 2.05 0.52 0.07 70.02 Average: 6 14.20 0.01 1.94 0.73 0.06 83.06 Average: 7 26.29 0.11 2.01 0.41 0.07 71.11