---> uname -a: Linux prd-centos8-docker-8c-8g-46054.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 1039 27312 19 3538 30394 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:f5:94:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fef5:94c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2e:c0:05:93 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::42:2eff:fec0:593/64 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) 09/15/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 196.00 14.43 181.57 3131.21 10883.37 05:14:01 PM 441.12 6.43 434.69 1208.26 14923.01 05:15:01 PM 170.23 1.25 168.98 475.31 41779.76 Average: 269.12 7.37 261.75 1604.84 22529.36 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28958892 30858956 3696820 11.32 2688 2216692 1826936 5.42 160748 3071476 157432 05:14:01 PM 27475776 29887868 5179936 15.86 2688 2719020 2523396 7.49 404152 4267036 294644 05:15:01 PM 27916800 31070824 4738912 14.51 2688 3454044 1554944 4.61 802024 3405876 101652 Average: 28117156 30605883 4538556 13.90 2688 2796585 1968425 5.84 455641 3581463 184576 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 181.10 161.67 2107.54 46.14 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 553.67 450.05 7385.40 60.27 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 392.84 369.01 3634.53 2368.75 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.78 10.73 0.51 243.44 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 375.88 326.92 4375.95 825.10 0.00 0.00 0.00 0.00 Average: docker0 2.26 3.58 0.17 81.15 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) 09/15/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.20 0.00 1.02 0.57 0.06 87.15 05:13:01 PM 0 19.38 0.00 1.50 0.13 0.08 78.90 05:13:01 PM 1 1.07 0.00 0.69 1.05 0.07 97.13 05:13:01 PM 2 18.91 0.00 2.12 1.37 0.08 77.51 05:13:01 PM 3 8.14 0.00 0.75 0.48 0.07 90.56 05:13:01 PM 4 23.40 0.00 1.39 1.00 0.05 74.17 05:13:01 PM 5 4.11 0.00 0.52 0.33 0.08 94.95 05:13:01 PM 6 4.89 0.00 0.50 0.10 0.03 94.47 05:13:01 PM 7 9.65 0.00 0.68 0.07 0.03 89.56 05:14:01 PM all 29.30 0.00 1.75 1.17 0.08 67.70 05:14:01 PM 0 12.65 0.00 1.12 0.37 0.10 85.75 05:14:01 PM 1 35.47 0.00 0.89 0.44 0.08 63.13 05:14:01 PM 2 38.36 0.00 2.08 1.53 0.07 57.97 05:14:01 PM 3 40.67 0.00 2.03 0.54 0.08 56.68 05:14:01 PM 4 23.38 0.00 1.94 1.99 0.08 72.60 05:14:01 PM 5 30.94 0.00 1.58 1.41 0.07 66.01 05:14:01 PM 6 34.82 0.00 2.62 1.98 0.08 60.50 05:14:01 PM 7 18.13 0.00 1.74 1.12 0.08 78.92 05:15:01 PM all 15.15 0.00 2.66 0.79 0.08 81.33 05:15:01 PM 0 12.92 0.00 2.70 0.49 0.08 83.82 05:15:01 PM 1 15.31 0.00 3.05 1.27 0.08 80.28 05:15:01 PM 2 25.48 0.00 3.02 0.86 0.08 70.56 05:15:01 PM 3 13.41 0.00 2.33 0.76 0.08 83.42 05:15:01 PM 4 12.01 0.00 2.61 1.66 0.07 83.65 05:15:01 PM 5 18.88 0.00 2.57 0.18 0.07 78.30 05:15:01 PM 6 14.05 0.00 2.67 0.49 0.07 82.74 05:15:01 PM 7 9.12 0.00 2.33 0.60 0.07 87.88 Average: all 18.54 0.00 1.81 0.84 0.07 78.74 Average: 0 14.99 0.00 1.77 0.33 0.09 82.82 Average: 1 17.27 0.00 1.54 0.92 0.08 80.19 Average: 2 27.58 0.00 2.41 1.25 0.08 68.69 Average: 3 20.74 0.00 1.70 0.59 0.08 76.89 Average: 4 19.61 0.00 1.98 1.55 0.07 76.79 Average: 5 17.96 0.00 1.55 0.64 0.07 79.77 Average: 6 17.90 0.00 1.93 0.85 0.06 79.26 Average: 7 12.30 0.00 1.58 0.60 0.06 85.46