---> uname -a: Linux prd-centos8-docker-8c-8g-44751.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 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 27311 19 3529 30385 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:e5:fc:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fee5:fca4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fb:de:7d:2e 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:fbff:fede:7d2e/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) 09/09/2025 _x86_64_ (8 CPU) 17:11:17 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 183.74 14.33 169.41 3128.56 10224.08 05:14:01 PM 448.39 6.43 441.96 1208.47 14950.66 05:15:01 PM 168.55 1.12 167.43 372.35 39428.92 Average: 266.88 7.29 259.59 1569.74 21535.91 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28943752 30840220 3711960 11.37 2688 2212988 1818608 5.40 160368 3086512 158912 05:14:01 PM 27491924 29887364 5163788 15.81 2688 2702692 2447312 7.26 399024 4256824 284352 05:15:01 PM 27982996 31134548 4672716 14.31 2688 3451588 1506704 4.47 798936 3342072 177108 Average: 28139557 30620711 4516155 13.83 2688 2789089 1924208 5.71 452776 3561803 206791 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 205.63 179.12 2083.56 46.72 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 599.35 484.29 7196.49 60.78 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 433.37 412.54 3808.85 2372.44 0.00 0.00 0.00 0.00 05:15:01 PM docker0 7.91 12.73 0.57 243.52 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 412.77 358.65 4362.78 826.78 0.00 0.00 0.00 0.00 Average: docker0 2.64 4.24 0.19 81.19 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) 09/09/2025 _x86_64_ (8 CPU) 17:11:17 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.50 0.00 1.08 0.51 0.05 86.87 05:13:01 PM 0 10.88 0.00 0.98 0.42 0.07 87.65 05:13:01 PM 1 23.78 0.00 1.84 0.52 0.05 73.81 05:13:01 PM 2 9.81 0.00 0.87 0.77 0.07 88.49 05:13:01 PM 3 22.61 0.00 1.70 0.69 0.05 74.95 05:13:01 PM 4 9.21 0.00 1.10 0.42 0.03 89.23 05:13:01 PM 5 4.98 0.00 0.48 0.03 0.03 94.47 05:13:01 PM 6 8.99 0.00 1.07 0.63 0.03 89.27 05:13:01 PM 7 1.71 0.00 0.55 0.62 0.07 97.06 05:14:01 PM all 28.43 0.00 1.88 1.10 0.09 68.49 05:14:01 PM 0 30.37 0.00 1.69 0.60 0.08 67.25 05:14:01 PM 1 28.19 0.00 1.29 0.74 0.08 69.70 05:14:01 PM 2 26.81 0.00 2.28 0.92 0.10 69.89 05:14:01 PM 3 22.10 0.00 1.54 0.65 0.08 75.62 05:14:01 PM 4 30.45 0.00 1.93 1.46 0.10 66.05 05:14:01 PM 5 22.87 0.00 2.74 2.67 0.08 71.64 05:14:01 PM 6 37.98 0.00 2.01 0.77 0.10 59.14 05:14:01 PM 7 28.70 0.00 1.59 0.97 0.07 68.67 05:15:01 PM all 17.68 0.00 3.10 0.69 0.09 78.43 05:15:01 PM 0 13.51 0.00 2.55 0.32 0.08 83.54 05:15:01 PM 1 13.24 0.00 3.53 0.52 0.10 82.60 05:15:01 PM 2 22.18 0.00 3.55 0.59 0.08 73.61 05:15:01 PM 3 30.15 0.00 4.29 0.61 0.08 64.87 05:15:01 PM 4 21.34 0.00 2.60 0.67 0.08 75.30 05:15:01 PM 5 10.84 0.00 2.61 0.52 0.08 85.94 05:15:01 PM 6 8.81 0.00 2.48 0.42 0.08 88.20 05:15:01 PM 7 21.42 0.00 3.22 1.90 0.08 73.38 Average: all 19.20 0.00 2.02 0.77 0.07 77.94 Average: 0 18.25 0.00 1.74 0.45 0.08 79.49 Average: 1 21.75 0.00 2.22 0.59 0.08 75.36 Average: 2 19.58 0.00 2.23 0.76 0.08 77.34 Average: 3 24.94 0.00 2.51 0.65 0.07 71.83 Average: 4 20.31 0.00 1.88 0.85 0.07 76.89 Average: 5 12.89 0.00 1.94 1.07 0.07 84.03 Average: 6 18.59 0.00 1.85 0.61 0.07 78.88 Average: 7 17.26 0.00 1.79 1.16 0.07 79.72