---> uname -a: Linux prd-centos8-docker-4c-4g-20474.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 822 11634 19 3305 14591 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:5f:7c:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85841sec preferred_lft 85841sec inet6 fe80::f816:3eff:fe5f:7cfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:01:35:19:91 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::42:1ff:fe35:1991/64 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) 12/13/2025 _x86_64_ (4 CPU) 08:02:53 LINUX RESTART (4 CPU) 08:03:01 AM tps rtps wtps bread/s bwrtn/s 08:04:01 AM 98.48 63.82 34.67 8589.99 38086.54 08:05:01 AM 117.11 6.33 110.78 1298.72 3963.81 08:06:01 AM 214.63 19.57 195.05 3856.47 11987.82 08:07:01 AM 103.05 1.77 101.28 114.78 11103.30 08:08:01 AM 9.07 0.00 9.07 0.00 399.12 08:09:01 AM 11.31 3.25 8.06 588.07 918.88 08:10:01 AM 67.78 0.17 67.61 2.80 15572.93 08:11:01 AM 19.84 1.22 18.62 1590.40 6862.29 08:12:01 AM 29.08 0.45 28.63 63.86 2642.49 Average: 74.49 10.73 63.75 1789.72 10171.70 08:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:04:01 AM 13716948 15195984 2424584 15.02 2688 1709500 1061560 6.18 128688 1998100 17524 08:05:01 AM 13258356 15015540 2883176 17.86 2688 1972580 1214632 7.07 146664 2382276 169532 08:06:01 AM 12270924 14358180 3870608 23.98 2688 2292368 1785348 10.39 208784 3255820 93896 08:07:01 AM 10478040 12791392 5663492 35.09 2688 2514472 3124520 18.18 259520 4980404 3360 08:08:01 AM 10326848 12644276 5814684 36.02 2688 2518384 3140840 18.27 259568 5130508 384 08:09:01 AM 9854592 12215752 6286940 38.95 2688 2560236 3881360 22.58 329868 5519664 0 08:10:01 AM 9405376 12154696 6736156 41.73 2688 2939720 3920640 22.81 402764 5860964 112 08:11:01 AM 10583132 13592060 5558400 34.44 2688 3196856 2384192 13.87 454064 4632696 18396 08:12:01 AM 11887356 14923424 4254176 26.36 2688 3221904 1190468 6.93 656592 3126724 43464 Average: 11309064 13654589 4832468 29.94 2688 2547336 2411507 14.03 316279 4098573 38519 08:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 266.12 158.50 883.81 47.72 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 44.43 33.21 859.10 17.51 0.00 0.00 0.00 0.00 08:05:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 191.80 168.75 1973.42 35.25 0.00 0.00 0.00 0.00 08:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 250.42 183.64 3292.40 36.74 0.00 0.00 0.00 0.00 08:07:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 122.50 81.69 38.20 50.29 0.00 0.00 0.00 0.00 08:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM lo 7.00 7.00 0.84 0.84 0.00 0.00 0.00 0.00 08:09:01 AM eth0 68.48 51.48 205.48 28.47 0.00 0.00 0.00 0.00 08:09:01 AM docker0 0.08 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:09:01 AM vethf17714a 0.08 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:10:01 AM lo 12.78 12.78 26.58 26.58 0.00 0.00 0.00 0.00 08:10:01 AM eth0 243.44 125.46 2642.86 9.50 0.00 0.00 0.00 0.00 08:10:01 AM docker0 0.10 0.15 0.00 0.01 0.00 0.00 0.00 0.00 08:10:01 AM vethf17714a 0.10 0.28 0.01 0.02 0.00 0.00 0.00 0.00 08:10:01 AM br-7732743e822c 5.86 5.50 25.62 0.93 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.32 0.32 0.02 0.02 0.00 0.00 0.00 0.00 08:11:01 AM eth0 155.81 115.66 2904.96 12.45 0.00 0.00 0.00 0.00 08:11:01 AM docker0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 133.39 101.53 227.13 145.48 0.00 0.00 0.00 0.00 08:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.23 2.23 3.05 3.05 0.00 0.00 0.00 0.00 Average: eth0 164.05 113.33 1447.54 42.60 0.00 0.00 0.00 0.00 Average: docker0 0.02 0.04 0.00 0.00 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) 12/13/2025 _x86_64_ (4 CPU) 08:02:53 LINUX RESTART (4 CPU) 08:03:01 AM CPU %user %nice %system %iowait %steal %idle 08:04:01 AM all 13.40 0.00 2.73 33.34 0.05 50.47 08:04:01 AM 0 13.70 0.00 3.04 1.34 0.05 81.87 08:04:01 AM 1 13.38 0.00 2.41 66.39 0.07 17.76 08:04:01 AM 2 13.15 0.00 2.67 0.38 0.07 83.73 08:04:01 AM 3 13.39 0.00 2.80 65.24 0.03 18.53 08:05:01 AM all 10.58 0.00 1.21 1.92 0.05 86.23 08:05:01 AM 0 23.67 0.00 2.23 2.57 0.07 71.46 08:05:01 AM 1 8.97 0.00 1.02 1.59 0.05 88.38 08:05:01 AM 2 5.93 0.00 0.55 0.82 0.05 92.64 08:05:01 AM 3 3.73 0.00 1.04 2.72 0.05 92.46 08:06:01 AM all 34.45 0.00 2.15 2.50 0.09 60.82 08:06:01 AM 0 42.29 0.00 2.12 2.46 0.08 53.05 08:06:01 AM 1 31.45 0.00 2.41 1.39 0.10 64.66 08:06:01 AM 2 36.81 0.00 2.08 1.42 0.10 59.59 08:06:01 AM 3 27.24 0.00 1.99 4.71 0.07 65.99 08:07:01 AM all 62.70 0.00 2.03 1.72 0.09 33.47 08:07:01 AM 0 71.48 0.00 1.22 0.87 0.10 26.33 08:07:01 AM 1 64.05 0.00 1.36 0.52 0.08 34.00 08:07:01 AM 2 54.42 0.00 3.10 2.29 0.08 40.10 08:07:01 AM 3 60.83 0.00 2.43 3.18 0.08 33.47 08:08:01 AM all 17.20 0.00 1.34 0.04 0.07 81.36 08:08:01 AM 0 14.31 0.00 1.52 0.00 0.07 84.10 08:08:01 AM 1 19.27 0.00 1.67 0.07 0.07 78.93 08:08:01 AM 2 18.38 0.00 1.29 0.05 0.08 80.20 08:08:01 AM 3 16.84 0.00 0.87 0.03 0.05 82.20 08:09:01 AM all 42.52 0.00 1.45 0.10 0.10 55.83 08:09:01 AM 0 50.65 0.00 1.84 0.08 0.10 47.33 08:09:01 AM 1 58.96 0.00 1.64 0.10 0.12 39.19 08:09:01 AM 2 32.73 0.00 0.95 0.00 0.08 66.23 08:09:01 AM 3 27.71 0.00 1.39 0.22 0.08 70.60 08:10:01 AM all 15.61 0.00 2.60 2.83 0.07 78.89 08:10:01 AM 0 16.85 0.00 2.45 2.35 0.08 78.26 08:10:01 AM 1 17.30 0.00 2.45 3.43 0.07 76.75 08:10:01 AM 2 14.70 0.00 2.79 5.34 0.07 77.10 08:10:01 AM 3 13.58 0.00 2.70 0.20 0.07 83.45 08:11:01 AM all 60.24 0.00 1.34 0.29 0.09 38.03 08:11:01 AM 0 64.34 0.00 1.19 0.03 0.08 34.36 08:11:01 AM 1 41.69 0.00 1.54 0.87 0.10 55.80 08:11:01 AM 2 68.38 0.00 1.94 0.07 0.10 29.52 08:11:01 AM 3 66.56 0.00 0.70 0.20 0.08 32.45 08:12:01 AM all 43.72 0.00 1.82 0.10 0.09 54.28 08:12:01 AM 0 57.10 0.00 3.06 0.12 0.10 39.62 08:12:01 AM 1 32.05 0.00 1.92 0.13 0.08 65.82 08:12:01 AM 2 47.63 0.00 1.29 0.05 0.08 50.95 08:12:01 AM 3 38.08 0.00 1.02 0.10 0.08 60.71 Average: all 33.38 0.00 1.85 4.76 0.08 59.93 Average: 0 39.39 0.00 2.07 1.09 0.08 57.37 Average: 1 31.91 0.00 1.82 8.27 0.08 57.92 Average: 2 32.47 0.00 1.85 1.16 0.08 64.45 Average: 3 29.77 0.00 1.66 8.52 0.07 59.98