---> uname -a: Linux prd-centos8-docker-8c-8g-37634.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 1022 28435 19 2432 30419 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:50:0f:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe50:f5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:13:16:19:ed 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) 08/14/2025 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 136.25 1.97 134.29 218.86 10044.62 05:20:01 AM 183.49 2.75 180.74 1024.06 9099.65 05:21:01 AM 72.30 0.60 71.70 30.65 6002.47 Average: 130.68 1.77 128.91 424.50 8382.11 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29452116 31189328 3203596 9.81 2688 2055428 1946812 5.78 147908 2600420 128208 05:20:01 AM 27479480 29444632 5176232 15.85 2688 2275960 3008276 8.93 219596 4463084 106044 05:21:01 AM 29085352 31114324 3570360 10.93 2688 2336756 1462168 4.34 406148 2668896 43636 Average: 28672316 30582761 3983396 12.20 2688 2222715 2139085 6.35 257884 3244133 92629 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 217.34 170.48 1336.57 48.14 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 232.46 203.92 2372.75 39.05 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 214.46 205.88 549.64 182.00 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 221.42 193.42 1419.60 89.74 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) 08/14/2025 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.18 0.00 0.98 0.65 0.04 89.15 05:19:01 AM 0 12.86 0.00 1.42 0.92 0.05 84.75 05:19:01 AM 1 3.19 0.00 0.72 1.24 0.03 94.82 05:19:01 AM 2 11.18 0.00 1.10 0.43 0.05 87.23 05:19:01 AM 3 29.24 0.00 2.50 1.29 0.08 66.89 05:19:01 AM 4 7.51 0.00 0.65 0.59 0.03 91.22 05:19:01 AM 5 1.71 0.00 0.52 0.40 0.07 97.30 05:19:01 AM 6 2.95 0.00 0.43 0.27 0.02 96.33 05:19:01 AM 7 4.79 0.00 0.48 0.03 0.02 94.68 05:20:01 AM all 41.19 0.00 1.53 0.77 0.09 56.42 05:20:01 AM 0 35.33 0.00 1.39 0.60 0.10 62.58 05:20:01 AM 1 51.09 0.00 2.27 1.04 0.10 45.51 05:20:01 AM 2 57.55 0.00 1.62 0.50 0.10 40.23 05:20:01 AM 3 20.89 0.00 1.46 2.43 0.08 75.14 05:20:01 AM 4 43.78 0.00 2.01 1.20 0.08 52.92 05:20:01 AM 5 44.25 0.00 0.95 0.17 0.08 54.55 05:20:01 AM 6 37.06 0.00 1.62 0.23 0.08 61.00 05:20:01 AM 7 39.53 0.00 0.93 0.00 0.08 59.46 05:21:01 AM all 28.22 0.00 1.65 0.32 0.08 69.73 05:21:01 AM 0 28.06 0.00 1.66 0.02 0.08 70.18 05:21:01 AM 1 26.34 0.00 1.76 0.52 0.08 71.30 05:21:01 AM 2 38.08 0.00 2.01 0.28 0.07 59.57 05:21:01 AM 3 36.57 0.00 1.56 0.28 0.08 61.51 05:21:01 AM 4 23.52 0.00 1.37 0.33 0.08 74.69 05:21:01 AM 5 28.84 0.00 1.89 0.15 0.08 69.04 05:21:01 AM 6 21.17 0.00 1.61 0.85 0.08 76.29 05:21:01 AM 7 23.18 0.00 1.37 0.10 0.07 75.28 Average: all 26.20 0.00 1.39 0.58 0.07 71.77 Average: 0 25.41 0.00 1.49 0.51 0.08 72.51 Average: 1 26.88 0.00 1.58 0.93 0.07 70.54 Average: 2 35.61 0.00 1.58 0.41 0.07 62.34 Average: 3 28.90 0.00 1.84 1.33 0.08 67.85 Average: 4 24.94 0.00 1.34 0.71 0.07 72.94 Average: 5 24.95 0.00 1.12 0.24 0.08 73.61 Average: 6 20.39 0.00 1.22 0.45 0.06 77.88 Average: 7 22.50 0.00 0.93 0.04 0.06 76.47