---> uname -a: Linux prd-centos8-docker-8c-8g-1718.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 1046 27228 19 3615 30384 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:18:dd:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.215/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe18:dd12/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:19:35:8c:99 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::42:19ff:fe35:8c99/64 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) 12/27/2025 _x86_64_ (8 CPU) 17:11:51 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 422.51 203.28 219.22 15045.64 43205.95 05:14:01 PM 472.20 19.13 453.07 4188.64 14596.03 05:15:01 PM 278.74 2.75 275.99 516.36 39289.80 05:16:01 PM 111.08 1.25 109.83 84.91 16330.31 Average: 321.13 56.61 264.52 4959.34 28356.71 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29641400 31292936 3014312 9.23 2688 1976224 1430432 4.24 138772 2451552 179784 05:14:01 PM 28503856 30626268 4151856 12.71 2688 2432060 1866576 5.54 215396 3443864 217176 05:15:01 PM 26663928 29707644 5991784 18.35 2688 3343772 2680308 7.95 543152 4910488 2572 05:16:01 PM 27896504 31126544 4759208 14.57 2688 3525828 1511616 4.48 815812 3399816 23252 Average: 28176422 30688348 4479290 13.72 2688 2819471 1872233 5.55 428283 3551430 105696 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 345.99 233.57 1717.19 66.55 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 414.38 364.22 4183.17 69.25 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 514.45 403.28 8749.06 50.41 0.00 0.00 0.00 0.00 05:15:01 PM docker0 1.18 2.45 0.09 42.52 0.00 0.00 0.00 0.00 05:15:01 PM vetheea17f8 1.18 2.50 0.11 42.53 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 191.99 186.62 403.39 1236.62 0.00 0.00 0.00 0.00 05:16:01 PM docker0 5.63 12.63 0.42 201.49 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 366.70 296.92 3763.10 355.71 0.00 0.00 0.00 0.00 Average: docker0 1.70 3.77 0.13 61.00 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) 12/27/2025 _x86_64_ (8 CPU) 17:11:51 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 14.51 0.01 3.55 1.85 0.07 80.01 05:13:01 PM 0 15.53 0.00 5.36 3.78 0.08 75.24 05:13:01 PM 1 9.89 0.00 3.53 1.33 0.08 85.18 05:13:01 PM 2 11.63 0.00 3.57 2.83 0.08 81.89 05:13:01 PM 3 11.54 0.00 3.23 1.17 0.07 83.98 05:13:01 PM 4 10.83 0.00 2.60 1.41 0.05 85.11 05:13:01 PM 5 17.41 0.00 2.86 2.26 0.05 77.42 05:13:01 PM 6 13.01 0.12 3.43 1.34 0.07 82.04 05:13:01 PM 7 26.21 0.00 3.83 0.67 0.08 69.20 05:14:01 PM all 18.72 0.00 1.57 1.57 0.08 78.05 05:14:01 PM 0 20.33 0.00 1.22 1.79 0.08 76.58 05:14:01 PM 1 17.91 0.00 1.49 1.62 0.10 78.87 05:14:01 PM 2 18.34 0.00 1.00 0.37 0.08 80.20 05:14:01 PM 3 18.82 0.00 1.22 0.99 0.07 78.91 05:14:01 PM 4 12.79 0.00 1.89 2.34 0.08 82.89 05:14:01 PM 5 26.20 0.00 2.39 1.76 0.08 69.57 05:14:01 PM 6 22.27 0.00 1.42 0.95 0.08 75.27 05:14:01 PM 7 13.12 0.00 1.93 2.72 0.08 82.15 05:15:01 PM all 29.59 0.00 2.09 1.43 0.09 66.80 05:15:01 PM 0 25.28 0.00 1.84 2.01 0.08 70.78 05:15:01 PM 1 25.79 0.00 1.49 0.96 0.08 71.68 05:15:01 PM 2 23.75 0.00 2.47 0.39 0.10 73.29 05:15:01 PM 3 38.05 0.00 2.23 1.54 0.08 58.09 05:15:01 PM 4 35.68 0.00 1.91 0.70 0.07 61.64 05:15:01 PM 5 26.46 0.00 2.12 2.32 0.08 69.02 05:15:01 PM 6 38.19 0.00 2.80 0.97 0.10 57.93 05:15:01 PM 7 23.51 0.00 1.83 2.58 0.10 71.98 05:16:01 PM all 12.00 0.00 2.23 0.32 0.06 85.40 05:16:01 PM 0 6.63 0.00 1.77 0.07 0.08 91.44 05:16:01 PM 1 7.72 0.00 1.96 0.13 0.08 90.10 05:16:01 PM 2 4.49 0.00 2.15 1.32 0.08 91.95 05:16:01 PM 3 18.68 0.00 2.18 0.20 0.07 78.87 05:16:01 PM 4 7.12 0.00 2.11 0.12 0.05 90.61 05:16:01 PM 5 18.68 0.00 2.51 0.25 0.05 78.51 05:16:01 PM 6 14.48 0.00 2.96 0.39 0.03 82.14 05:16:01 PM 7 18.14 0.00 2.18 0.05 0.05 79.59 Average: all 18.70 0.00 2.36 1.29 0.08 77.57 Average: 0 16.94 0.00 2.55 1.91 0.08 78.51 Average: 1 15.33 0.00 2.12 1.01 0.09 81.45 Average: 2 14.55 0.00 2.30 1.23 0.09 81.84 Average: 3 21.77 0.00 2.21 0.98 0.07 74.97 Average: 4 16.59 0.00 2.13 1.14 0.06 80.07 Average: 5 22.18 0.00 2.47 1.64 0.07 73.64 Average: 6 21.98 0.03 2.65 0.91 0.07 74.36 Average: 7 20.25 0.00 2.44 1.50 0.08 75.73