---> uname -a: Linux prd-centos8-docker-8c-8g-3107.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 1063 27285 19 3541 30370 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:71:67:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.208/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe71:6764/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d0:20:bb:eb 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:d0ff:fe20:bbeb/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) 10/16/2025 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 141.39 14.45 126.95 3099.88 9016.98 05:14:01 PM 365.46 5.75 359.71 1234.79 14870.41 05:15:01 PM 225.69 2.28 223.41 391.07 41391.97 Average: 244.19 7.49 236.70 1575.16 21760.49 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29264932 31106852 3390780 10.38 2688 2160244 1625540 4.82 152692 2783124 163972 05:14:01 PM 27934512 30189868 4721200 14.46 2688 2565376 2222168 6.59 382044 3843084 197132 05:15:01 PM 27952020 31090188 4703692 14.40 2688 3438312 1525820 4.53 626024 3548144 149300 Average: 28383821 30795636 4271891 13.08 2688 2721311 1791176 5.31 386920 3391451 170135 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 120.81 99.05 1397.11 31.43 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 472.48 394.37 5806.22 52.71 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 520.21 446.53 5937.82 1259.84 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.95 15.26 0.52 244.14 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 371.18 313.33 4380.55 448.02 0.00 0.00 0.00 0.00 Average: docker0 2.32 5.09 0.17 81.39 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) 10/16/2025 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.76 0.00 0.95 1.02 0.05 87.22 05:13:01 PM 0 10.45 0.00 0.67 0.50 0.07 88.31 05:13:01 PM 1 3.52 0.00 0.47 1.24 0.05 94.72 05:13:01 PM 2 7.51 0.00 0.62 0.75 0.05 91.07 05:13:01 PM 3 15.55 0.00 1.55 2.35 0.05 80.50 05:13:01 PM 4 9.82 0.00 0.72 1.32 0.05 88.09 05:13:01 PM 5 20.04 0.00 1.86 0.89 0.05 77.16 05:13:01 PM 6 16.17 0.00 1.45 1.00 0.05 81.32 05:13:01 PM 7 3.01 0.00 0.30 0.12 0.03 96.54 05:14:01 PM all 27.45 0.00 1.76 2.50 0.09 68.20 05:14:01 PM 0 27.72 0.00 1.58 1.47 0.08 69.15 05:14:01 PM 1 23.78 0.00 1.83 2.28 0.08 72.03 05:14:01 PM 2 27.61 0.00 1.96 3.34 0.10 66.99 05:14:01 PM 3 30.35 0.00 1.02 1.21 0.07 67.35 05:14:01 PM 4 34.43 0.00 2.18 4.23 0.08 59.07 05:14:01 PM 5 21.04 0.00 1.86 2.55 0.08 74.47 05:14:01 PM 6 27.24 0.00 1.53 1.29 0.10 69.84 05:14:01 PM 7 27.48 0.00 2.15 3.61 0.10 66.66 05:15:01 PM all 17.09 0.00 2.70 1.83 0.08 78.30 05:15:01 PM 0 19.08 0.00 2.48 0.40 0.08 77.95 05:15:01 PM 1 21.00 0.00 2.45 1.96 0.07 74.51 05:15:01 PM 2 14.93 0.00 3.04 4.15 0.07 77.81 05:15:01 PM 3 10.17 0.00 2.21 1.91 0.07 85.64 05:15:01 PM 4 12.77 0.00 2.64 1.59 0.08 82.91 05:15:01 PM 5 18.67 0.00 2.53 0.57 0.10 78.12 05:15:01 PM 6 23.17 0.00 3.68 3.23 0.10 69.83 05:15:01 PM 7 16.91 0.00 2.57 0.84 0.07 79.61 Average: all 18.42 0.00 1.80 1.78 0.07 77.92 Average: 0 19.07 0.00 1.57 0.79 0.08 78.48 Average: 1 16.08 0.00 1.58 1.83 0.07 80.45 Average: 2 16.67 0.00 1.87 2.74 0.07 78.64 Average: 3 18.69 0.00 1.60 1.82 0.06 77.83 Average: 4 18.99 0.00 1.84 2.38 0.07 76.72 Average: 5 19.92 0.00 2.08 1.33 0.08 76.59 Average: 6 22.18 0.00 2.22 1.84 0.08 73.68 Average: 7 15.77 0.00 1.67 1.52 0.07 80.97