---> uname -a: Linux prd-centos8-docker-8c-8g-4605.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1024 28429 19 2435 30417 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:eb:d7:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.194/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:feeb:d7b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1c:70:8d:5d 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) 10/23/2025 _x86_64_ (8 CPU) 05:17:52 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 290.99 44.26 246.73 7783.34 43538.43 05:20:01 AM 193.19 2.93 190.25 836.39 11834.79 05:21:01 AM 105.78 1.63 104.15 393.80 6925.17 Average: 196.65 16.28 180.38 3004.63 20766.63 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29603764 31246884 3051948 9.35 2688 1968112 1427680 4.24 139180 2487032 161564 05:20:01 AM 27690668 29549240 4965044 15.20 2688 2171740 2996332 8.89 202840 4277724 60476 05:21:01 AM 29090532 31105520 3565180 10.92 2688 2323796 1495244 4.44 234248 2835136 48144 Average: 28794988 30633881 3860724 11.82 2688 2154549 1973085 5.85 192089 3199964 90061 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 365.33 237.66 1716.23 62.66 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 224.71 203.13 1497.00 62.17 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 175.18 148.54 1558.00 38.32 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 255.08 196.45 1590.42 54.38 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) 10/23/2025 _x86_64_ (8 CPU) 05:17:52 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.68 0.00 2.88 1.67 0.07 80.70 05:19:01 AM 0 6.25 0.00 2.43 0.27 0.07 90.99 05:19:01 AM 1 16.37 0.00 1.82 0.43 0.07 81.30 05:19:01 AM 2 21.48 0.00 2.91 0.94 0.07 74.61 05:19:01 AM 3 16.24 0.00 3.80 1.54 0.05 78.37 05:19:01 AM 4 8.31 0.00 2.09 0.37 0.05 89.19 05:19:01 AM 5 27.36 0.00 6.10 7.21 0.10 59.23 05:19:01 AM 6 8.37 0.00 1.64 0.99 0.07 88.93 05:19:01 AM 7 13.09 0.00 2.28 1.64 0.07 82.93 05:20:01 AM all 33.08 0.00 1.57 0.53 0.09 64.73 05:20:01 AM 0 31.79 0.00 1.27 0.08 0.10 66.76 05:20:01 AM 1 33.23 0.00 1.69 0.37 0.07 64.65 05:20:01 AM 2 43.02 0.00 2.31 0.58 0.12 53.97 05:20:01 AM 3 30.29 0.00 1.77 0.65 0.10 67.19 05:20:01 AM 4 32.73 0.00 1.25 1.05 0.07 64.90 05:20:01 AM 5 30.68 0.00 2.06 0.94 0.12 66.21 05:20:01 AM 6 26.75 0.00 1.59 0.50 0.10 71.06 05:20:01 AM 7 36.12 0.00 0.67 0.03 0.08 63.09 05:21:01 AM all 36.90 0.00 1.70 0.25 0.08 61.07 05:21:01 AM 0 25.51 0.00 1.44 0.17 0.07 72.82 05:21:01 AM 1 33.12 0.00 1.77 0.33 0.08 64.70 05:21:01 AM 2 49.67 0.00 2.09 0.23 0.08 47.93 05:21:01 AM 3 33.17 0.00 1.55 0.05 0.08 65.14 05:21:01 AM 4 33.63 0.00 2.06 0.45 0.10 63.76 05:21:01 AM 5 48.34 0.00 1.70 0.45 0.07 49.44 05:21:01 AM 6 29.20 0.00 1.39 0.27 0.08 69.06 05:21:01 AM 7 42.53 0.00 1.58 0.07 0.07 55.76 Average: all 28.23 0.00 2.05 0.82 0.08 68.83 Average: 0 21.20 0.00 1.71 0.17 0.08 76.84 Average: 1 27.58 0.00 1.76 0.38 0.07 70.21 Average: 2 38.06 0.00 2.43 0.58 0.09 58.83 Average: 3 26.57 0.00 2.37 0.75 0.08 70.23 Average: 4 24.88 0.00 1.80 0.62 0.07 72.62 Average: 5 35.47 0.00 3.28 2.86 0.09 58.29 Average: 6 21.45 0.00 1.54 0.59 0.08 76.35 Average: 7 30.60 0.00 1.51 0.58 0.07 67.24