---> uname -a: Linux prd-centos8-docker-8c-8g-6884.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 1010 28419 19 2460 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:12:42:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fe12:42c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b5:9d:3b:bb 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) 02/11/2026 _x86_64_ (8 CPU) 05:18:30 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 162.23 4.27 157.96 613.66 11066.61 05:21:01 AM 211.81 3.43 208.38 998.87 10001.35 05:22:01 AM 73.84 0.90 72.94 42.39 6449.08 Average: 149.30 2.87 146.43 551.67 9172.50 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28616212 30375620 4039500 12.37 2688 2076580 2678756 7.95 153936 3424324 143160 05:21:01 AM 27345524 29346816 5310188 16.26 2688 2310780 3060248 9.08 223012 4585804 110200 05:22:01 AM 29068392 31125412 3587320 10.99 2688 2363368 1499112 4.45 410772 2675484 27868 Average: 28343376 30282616 4312336 13.21 2688 2250243 2412705 7.16 262573 3561871 93743 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 169.83 145.40 1610.61 47.70 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 248.13 221.16 2591.91 41.63 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 155.57 154.64 345.99 170.91 0.00 0.00 0.00 0.00 05:22:01 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 191.18 173.74 1516.23 86.74 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) 02/11/2026 _x86_64_ (8 CPU) 05:18:30 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 13.39 0.00 1.17 0.45 0.05 84.93 05:20:01 AM 0 17.74 0.00 1.90 0.53 0.05 79.77 05:20:01 AM 1 2.54 0.00 0.47 0.30 0.05 96.64 05:20:01 AM 2 9.61 0.00 0.53 0.50 0.07 89.29 05:20:01 AM 3 5.63 0.00 0.77 0.62 0.07 92.92 05:20:01 AM 4 8.36 0.00 0.90 0.45 0.05 90.24 05:20:01 AM 5 24.18 0.00 1.70 0.45 0.05 73.62 05:20:01 AM 6 11.61 0.00 0.60 0.27 0.03 87.49 05:20:01 AM 7 27.46 0.00 2.49 0.50 0.07 69.49 05:21:01 AM all 41.17 0.00 1.65 0.47 0.09 56.62 05:21:01 AM 0 46.10 0.00 1.62 0.57 0.10 51.61 05:21:01 AM 1 50.95 0.00 1.35 0.07 0.10 47.53 05:21:01 AM 2 39.95 0.00 2.12 0.62 0.10 57.20 05:21:01 AM 3 36.95 0.00 1.71 0.38 0.08 60.88 05:21:01 AM 4 30.29 0.00 1.64 0.33 0.07 67.68 05:21:01 AM 5 51.58 0.00 1.45 0.25 0.08 46.64 05:21:01 AM 6 39.30 0.00 1.72 0.92 0.08 57.97 05:21:01 AM 7 34.19 0.00 1.62 0.64 0.07 63.48 05:22:01 AM all 28.78 0.00 1.54 0.15 0.07 69.45 05:22:01 AM 0 34.59 0.00 1.82 0.03 0.08 63.47 05:22:01 AM 1 32.89 0.00 2.02 0.08 0.07 64.94 05:22:01 AM 2 20.99 0.00 1.62 0.45 0.08 76.85 05:22:01 AM 3 31.66 0.00 1.54 0.12 0.07 66.62 05:22:01 AM 4 21.81 0.00 0.90 0.00 0.10 77.19 05:22:01 AM 5 31.88 0.00 1.17 0.08 0.05 66.82 05:22:01 AM 6 30.17 0.00 2.06 0.38 0.07 67.32 05:22:01 AM 7 26.24 0.00 1.19 0.07 0.07 72.44 Average: all 27.78 0.00 1.46 0.36 0.07 70.34 Average: 0 32.81 0.00 1.78 0.38 0.08 64.96 Average: 1 28.80 0.00 1.28 0.15 0.07 69.70 Average: 2 23.52 0.00 1.43 0.52 0.08 74.45 Average: 3 24.74 0.00 1.34 0.37 0.07 73.48 Average: 4 20.15 0.00 1.15 0.26 0.07 78.37 Average: 5 35.88 0.00 1.44 0.26 0.06 62.36 Average: 6 27.02 0.00 1.46 0.52 0.06 70.94 Average: 7 29.29 0.00 1.77 0.40 0.07 68.47