---> uname -a: Linux prd-centos8-docker-8c-8g-1783.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 1005 28366 19 2518 30435 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:71:d5:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe71:d585/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:f7:c9:2a 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) 04/15/2026 _x86_64_ (8 CPU) 05:17:26 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 112.25 4.75 107.50 675.64 8099.52 05:20:01 AM 193.30 2.20 191.10 636.56 11503.45 05:21:01 AM 102.00 1.58 100.42 393.40 7389.15 Average: 135.85 2.84 133.00 568.54 8997.32 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29483844 31279660 3171868 9.71 2688 2115232 1404580 4.17 148392 2579400 235100 05:20:01 AM 27544516 29492984 5111196 15.65 2688 2260776 3598400 10.68 210080 4414960 79248 05:21:01 AM 29085280 31193372 3570432 10.93 2688 2415716 1447984 4.30 241060 2830136 48812 Average: 28704547 30655339 3951165 12.10 2688 2263908 2150321 6.38 199844 3274832 121053 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 142.04 105.31 1734.18 35.91 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 231.34 200.62 1650.07 45.97 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 301.77 218.66 1580.65 50.45 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 225.04 174.86 1654.97 44.11 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) 04/15/2026 _x86_64_ (8 CPU) 05:17:26 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.08 0.00 0.93 0.36 0.04 89.58 05:19:01 AM 0 1.13 0.00 0.27 0.02 0.07 98.52 05:19:01 AM 1 9.04 0.00 0.97 0.52 0.03 89.44 05:19:01 AM 2 1.82 0.00 0.54 0.50 0.05 97.09 05:19:01 AM 3 20.06 0.00 1.62 0.38 0.05 77.88 05:19:01 AM 4 13.18 0.00 1.64 0.43 0.05 84.70 05:19:01 AM 5 5.41 0.00 0.60 0.32 0.02 93.66 05:19:01 AM 6 8.33 0.00 0.87 0.33 0.03 90.44 05:19:01 AM 7 13.68 0.00 0.97 0.37 0.03 84.95 05:20:01 AM all 34.06 0.00 1.51 0.85 0.10 63.48 05:20:01 AM 0 33.14 0.00 1.60 0.67 0.10 64.49 05:20:01 AM 1 33.78 0.00 1.31 0.70 0.10 64.11 05:20:01 AM 2 26.96 0.00 1.15 0.38 0.08 71.42 05:20:01 AM 3 31.49 0.00 1.96 1.32 0.10 65.13 05:20:01 AM 4 36.18 0.00 1.77 2.31 0.12 59.63 05:20:01 AM 5 41.39 0.00 1.65 0.69 0.10 56.17 05:20:01 AM 6 24.27 0.00 1.17 0.30 0.08 74.18 05:20:01 AM 7 45.29 0.00 1.45 0.40 0.10 52.76 05:21:01 AM all 37.20 0.00 1.70 0.70 0.09 60.30 05:21:01 AM 0 44.59 0.00 1.27 0.02 0.10 54.02 05:21:01 AM 1 41.87 0.00 2.09 1.05 0.10 54.89 05:21:01 AM 2 38.27 0.00 1.92 0.60 0.10 59.10 05:21:01 AM 3 37.55 0.00 1.99 0.65 0.10 59.71 05:21:01 AM 4 39.62 0.00 1.79 1.40 0.08 57.10 05:21:01 AM 5 28.00 0.00 1.64 1.04 0.08 69.24 05:21:01 AM 6 34.88 0.00 1.35 0.03 0.08 63.65 05:21:01 AM 7 32.82 0.00 1.57 0.80 0.08 64.72 Average: all 26.78 0.00 1.38 0.63 0.08 71.13 Average: 0 26.28 0.00 1.05 0.23 0.09 72.35 Average: 1 28.22 0.00 1.45 0.76 0.08 69.49 Average: 2 22.35 0.00 1.20 0.50 0.08 75.87 Average: 3 29.70 0.00 1.85 0.79 0.08 67.58 Average: 4 29.65 0.00 1.73 1.38 0.08 67.15 Average: 5 24.92 0.00 1.30 0.68 0.07 73.03 Average: 6 22.48 0.00 1.13 0.22 0.07 76.10 Average: 7 30.60 0.00 1.33 0.52 0.07 67.48