---> uname -a: Linux prd-centos8-docker-8c-8g-16090.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1049 27292 19 3547 30384 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:8a:91:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.38/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe8a:91c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d8:5d:c6:0d 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:d8ff:fe5d:c60d/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) 11/28/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 372.19 14.68 357.51 3100.17 12693.72 05:14:01 PM 286.14 6.92 279.22 1294.45 17674.70 05:15:01 PM 148.60 1.22 147.38 385.47 40031.32 Average: 268.98 7.60 261.37 1593.38 23466.90 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28803760 30766272 3851952 11.80 2688 2276868 1829580 5.43 169760 3209520 213780 05:14:01 PM 27136788 29851988 5518924 16.90 2688 3020724 2697368 8.00 475336 4529272 473608 05:15:01 PM 27980676 31143964 4675036 14.32 2688 3462992 1498592 4.45 802664 3340960 33868 Average: 27973741 30587408 4681971 14.34 2688 2920195 2008513 5.96 482587 3693251 240419 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 305.21 258.85 3026.18 58.68 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 603.25 475.45 9503.25 57.87 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 299.35 297.83 664.53 2362.82 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.96 14.36 0.47 243.71 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 402.59 344.04 4397.70 826.50 0.00 0.00 0.00 0.00 Average: docker0 1.99 4.79 0.16 81.24 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) 11/28/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.16 0.00 1.31 1.23 0.07 83.23 05:13:01 PM 0 5.09 0.00 0.90 0.57 0.08 93.36 05:13:01 PM 1 20.98 0.00 2.05 1.99 0.07 74.91 05:13:01 PM 2 25.48 0.00 2.49 1.87 0.05 70.11 05:13:01 PM 3 23.92 0.00 1.62 0.75 0.07 73.64 05:13:01 PM 4 5.83 0.00 0.62 1.30 0.05 92.20 05:13:01 PM 5 11.92 0.00 0.75 0.05 0.08 87.20 05:13:01 PM 6 7.26 0.00 1.59 3.00 0.07 88.09 05:13:01 PM 7 12.78 0.00 0.49 0.32 0.08 86.33 05:14:01 PM all 31.70 0.00 1.83 1.37 0.09 65.01 05:14:01 PM 0 28.45 0.00 1.24 1.34 0.08 68.89 05:14:01 PM 1 35.11 0.00 2.31 1.83 0.10 60.65 05:14:01 PM 2 26.08 0.00 2.40 2.00 0.10 69.42 05:14:01 PM 3 45.45 0.00 1.71 0.64 0.10 52.10 05:14:01 PM 4 40.49 0.00 2.01 2.65 0.08 54.77 05:14:01 PM 5 16.38 0.00 1.48 0.52 0.08 81.54 05:14:01 PM 6 24.10 0.00 1.63 1.33 0.07 72.88 05:14:01 PM 7 37.51 0.00 1.84 0.65 0.08 59.91 05:15:01 PM all 11.61 0.00 2.70 0.95 0.07 84.66 05:15:01 PM 0 16.40 0.00 2.78 0.27 0.08 80.47 05:15:01 PM 1 11.68 0.00 2.67 2.08 0.07 83.51 05:15:01 PM 2 12.96 0.00 3.49 3.14 0.07 80.35 05:15:01 PM 3 9.77 0.00 2.48 0.23 0.07 87.45 05:15:01 PM 4 6.38 0.00 2.49 0.27 0.07 90.80 05:15:01 PM 5 8.43 0.00 2.32 0.25 0.08 88.92 05:15:01 PM 6 17.08 0.00 2.93 1.09 0.07 78.83 05:15:01 PM 7 10.19 0.00 2.46 0.30 0.05 86.99 Average: all 19.15 0.00 1.95 1.18 0.08 77.64 Average: 0 16.63 0.00 1.64 0.73 0.08 80.92 Average: 1 22.59 0.00 2.34 1.96 0.08 73.02 Average: 2 21.51 0.00 2.79 2.33 0.07 73.29 Average: 3 26.38 0.00 1.94 0.54 0.08 71.06 Average: 4 17.56 0.00 1.70 1.41 0.07 79.27 Average: 5 12.24 0.00 1.51 0.27 0.08 85.89 Average: 6 16.14 0.00 2.05 1.80 0.07 79.94 Average: 7 20.17 0.00 1.60 0.42 0.07 77.74