---> uname -a: Linux prd-centos8-docker-8c-8g-12238.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 1071 26998 19 3820 30345 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:72:3b:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.97/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85972sec preferred_lft 85972sec inet6 fe80::f816:3eff:fe72:3be6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:84:3a:3f 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::42:3eff:fe84:3a3f/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) 11/12/2025 _x86_64_ (8 CPU) 17:03:19 LINUX RESTART (8 CPU) 05:04:01 PM tps rtps wtps bread/s bwrtn/s 05:05:01 PM 239.69 17.40 222.30 3626.06 11632.88 05:06:01 PM 188.04 1.85 186.19 593.40 15342.14 05:07:01 PM 26.49 0.00 26.49 0.00 2537.10 05:08:01 PM 108.40 0.60 107.80 420.06 39768.05 05:09:01 PM 35.00 0.50 34.50 23.72 623.72 05:10:01 PM 15.24 0.45 14.80 63.85 577.57 Average: 102.14 3.47 98.67 787.72 11747.13 05:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 PM 28399272 30397036 4256440 13.03 2688 2312312 2504196 7.43 190656 3592004 217796 05:06:01 PM 27339720 29617024 5315992 16.28 2688 2585676 3451388 10.24 282408 4528876 67292 05:07:01 PM 26342244 28625076 6313468 19.33 2688 2590028 4180604 12.40 287356 5516448 2568 05:08:01 PM 24472904 27885788 8182808 25.06 2688 3695104 5619952 16.67 436560 7132432 128 05:09:01 PM 23979708 27399496 8676004 26.57 2688 3701872 4707336 13.97 445444 7617396 356 05:10:01 PM 27661624 31094012 4994088 15.29 2688 3714316 1513464 4.49 621368 3773076 30648 Average: 26365912 29169739 6289800 19.26 2688 3099885 3662823 10.87 377299 5360039 53131 05:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 293.92 243.59 3176.81 53.31 0.00 0.00 0.00 0.00 05:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 321.64 260.15 3835.69 42.71 0.00 0.00 0.00 0.00 05:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 99.97 79.24 79.02 23.15 0.00 0.00 0.00 0.00 05:07:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM lo 3.38 3.38 0.30 0.30 0.00 0.00 0.00 0.00 05:08:01 PM eth0 300.83 172.38 9496.13 17.51 0.00 0.00 0.00 0.00 05:08:01 PM docker0 0.78 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:08:01 PM vethcd62fe3 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 05:09:01 PM lo 67.30 67.30 5.27 5.27 0.00 0.00 0.00 0.00 05:09:01 PM eth0 202.93 151.56 67.35 68.71 0.00 0.00 0.00 0.00 05:09:01 PM docker0 11.56 13.06 1.71 1.68 0.00 0.00 0.00 0.00 05:10:01 PM lo 45.55 45.55 2.22 2.22 0.00 0.00 0.00 0.00 05:10:01 PM eth0 235.12 178.27 59.51 65.29 0.00 0.00 0.00 0.00 05:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.37 19.37 1.30 1.30 0.00 0.00 0.00 0.00 Average: eth0 242.40 180.86 2785.78 45.11 0.00 0.00 0.00 0.00 Average: docker0 2.06 2.35 0.30 0.30 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) 11/12/2025 _x86_64_ (8 CPU) 17:03:19 LINUX RESTART (8 CPU) 05:04:01 PM CPU %user %nice %system %iowait %steal %idle 05:05:01 PM all 18.63 0.00 1.28 0.81 0.06 79.23 05:05:01 PM 0 15.55 0.00 1.29 1.02 0.08 82.06 05:05:01 PM 1 19.59 0.00 1.95 0.75 0.07 77.64 05:05:01 PM 2 19.12 0.00 1.44 0.77 0.05 78.63 05:05:01 PM 3 21.74 0.00 1.22 0.50 0.05 76.49 05:05:01 PM 4 21.06 0.00 1.04 0.90 0.07 76.93 05:05:01 PM 5 19.31 0.00 1.44 1.37 0.07 77.81 05:05:01 PM 6 18.08 0.00 0.62 0.53 0.05 80.72 05:05:01 PM 7 14.56 0.00 1.24 0.62 0.05 83.54 05:06:01 PM all 37.39 0.00 1.25 0.71 0.09 60.56 05:06:01 PM 0 49.09 0.00 0.57 0.02 0.10 50.23 05:06:01 PM 1 45.01 0.00 0.78 0.32 0.08 53.81 05:06:01 PM 2 40.30 0.00 1.62 2.32 0.08 55.67 05:06:01 PM 3 17.08 0.00 1.04 0.72 0.10 81.07 05:06:01 PM 4 40.56 0.00 1.37 1.14 0.10 56.83 05:06:01 PM 5 37.72 0.00 1.72 0.52 0.08 59.96 05:06:01 PM 6 45.82 0.00 1.87 0.50 0.08 51.72 05:06:01 PM 7 23.52 0.00 1.05 0.17 0.08 75.18 05:07:01 PM all 18.75 0.00 0.48 0.10 0.05 80.62 05:07:01 PM 0 21.18 0.00 0.12 0.00 0.05 78.66 05:07:01 PM 1 62.72 0.00 1.53 0.03 0.08 35.63 05:07:01 PM 2 5.60 0.00 0.22 0.03 0.07 94.08 05:07:01 PM 3 8.88 0.00 0.35 0.00 0.03 90.73 05:07:01 PM 4 3.34 0.00 0.97 0.07 0.05 95.57 05:07:01 PM 5 28.42 0.00 0.15 0.48 0.03 70.91 05:07:01 PM 6 15.75 0.00 0.35 0.20 0.03 83.67 05:07:01 PM 7 3.98 0.00 0.18 0.00 0.02 95.82 05:08:01 PM all 22.23 0.00 3.07 1.17 0.07 73.46 05:08:01 PM 0 22.52 0.00 2.57 0.40 0.07 74.43 05:08:01 PM 1 20.77 0.00 3.99 3.12 0.07 72.05 05:08:01 PM 2 16.11 0.00 2.96 2.31 0.05 78.58 05:08:01 PM 3 24.19 0.00 2.97 0.35 0.07 72.42 05:08:01 PM 4 38.85 0.00 3.09 0.00 0.07 57.99 05:08:01 PM 5 17.66 0.00 4.12 2.90 0.07 75.26 05:08:01 PM 6 14.32 0.00 2.39 0.07 0.07 83.16 05:08:01 PM 7 23.40 0.00 2.48 0.20 0.08 73.84 05:09:01 PM all 20.29 0.00 2.28 0.06 0.08 77.29 05:09:01 PM 0 22.22 0.00 2.07 0.08 0.08 75.54 05:09:01 PM 1 20.70 0.00 2.61 0.08 0.10 76.50 05:09:01 PM 2 21.99 0.00 2.13 0.03 0.08 75.77 05:09:01 PM 3 18.11 0.00 1.86 0.02 0.08 79.93 05:09:01 PM 4 19.31 0.00 2.45 0.03 0.08 78.13 05:09:01 PM 5 22.27 0.00 2.33 0.07 0.08 75.24 05:09:01 PM 6 18.75 0.00 2.36 0.07 0.08 78.74 05:09:01 PM 7 18.96 0.00 2.43 0.07 0.07 78.48 05:10:01 PM all 5.64 0.00 1.10 0.02 0.05 93.18 05:10:01 PM 0 5.97 0.00 1.19 0.02 0.05 92.77 05:10:01 PM 1 6.35 0.00 1.54 0.02 0.05 92.04 05:10:01 PM 2 2.54 0.00 0.92 0.03 0.07 96.44 05:10:01 PM 3 14.75 0.00 1.07 0.05 0.07 84.06 05:10:01 PM 4 5.46 0.00 1.49 0.02 0.05 92.99 05:10:01 PM 5 3.62 0.00 0.94 0.00 0.05 95.39 05:10:01 PM 6 3.91 0.00 0.80 0.00 0.03 95.25 05:10:01 PM 7 2.54 0.00 0.87 0.02 0.05 96.52 Average: all 20.49 0.00 1.58 0.48 0.07 77.40 Average: 0 22.76 0.00 1.30 0.26 0.07 75.61 Average: 1 29.22 0.00 2.07 0.72 0.08 67.92 Average: 2 17.61 0.00 1.54 0.91 0.07 79.87 Average: 3 17.45 0.00 1.42 0.27 0.07 80.79 Average: 4 21.41 0.00 1.73 0.36 0.07 76.43 Average: 5 21.51 0.00 1.78 0.89 0.06 75.76 Average: 6 19.44 0.00 1.40 0.23 0.06 78.88 Average: 7 14.49 0.00 1.37 0.18 0.06 83.90