---> uname -a: Linux prd-centos8-docker-4c-4g-46726.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 856 10424 19 4482 14557 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:fd:48:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.74/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86001sec preferred_lft 86001sec inet6 fe80::f816:3eff:fefd:4851/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:e6:b8:a0 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:fcff:fee6:b8a0/64 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) 09/18/2025 _x86_64_ (4 CPU) 06:10:51 LINUX RESTART (4 CPU) 06:12:01 AM tps rtps wtps bread/s bwrtn/s 06:13:01 AM 216.86 17.58 199.28 3109.48 13095.12 06:14:01 AM 123.64 4.38 119.26 771.48 9892.34 06:15:01 AM 116.69 2.65 114.05 98.23 22348.95 06:16:01 AM 147.34 4.65 142.69 4830.13 21435.84 06:17:01 AM 145.07 3.37 141.70 1188.67 24664.01 Average: 149.92 6.52 143.40 1999.47 18287.32 06:12:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:13:01 AM 12817572 14880660 3323960 20.59 2688 2269108 1277144 7.43 187548 2741600 148608 06:14:01 AM 9611156 11978044 6530376 40.46 2688 2557392 4078068 23.72 269004 5805496 163248 06:15:01 AM 7749276 10682736 8392256 51.99 2688 3089908 5651200 32.87 506700 7339436 99684 06:16:01 AM 11265156 14988616 4876376 30.21 2688 3867000 1245520 7.25 762908 3561136 160588 06:17:01 AM 10645164 14874276 5496368 34.05 2688 4352088 1217844 7.08 1456432 3450160 7540 Average: 10417665 13480866 5723867 35.46 2688 3227099 2693955 15.67 636518 4579566 115934 06:12:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 AM eth0 239.96 197.27 2034.60 48.32 0.00 0.00 0.00 0.00 06:13:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 AM eth0 140.87 109.78 1501.23 14.19 0.00 0.00 0.00 0.00 06:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 AM eth0 99.13 91.22 934.02 14.41 0.00 0.00 0.00 0.00 06:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 AM lo 1.15 1.15 13.52 13.52 0.00 0.00 0.00 0.00 06:16:01 AM eth0 90.77 88.47 875.53 19.44 0.00 0.00 0.00 0.00 06:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 AM eth0 330.36 318.73 1888.85 5014.93 0.00 0.00 0.00 0.00 06:17:01 AM docker0 172.53 167.28 2511.41 620.02 0.00 0.00 0.00 0.00 Average: lo 0.23 0.23 2.70 2.70 0.00 0.00 0.00 0.00 Average: eth0 180.22 161.09 1446.85 1022.32 0.00 0.00 0.00 0.00 Average: docker0 34.51 33.46 502.31 124.01 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) 09/18/2025 _x86_64_ (4 CPU) 06:10:51 LINUX RESTART (4 CPU) 06:12:01 AM CPU %user %nice %system %iowait %steal %idle 06:13:01 AM all 27.23 0.00 2.40 3.10 0.08 67.19 06:13:01 AM 0 20.47 0.00 1.87 1.74 0.07 75.85 06:13:01 AM 1 23.38 0.00 1.87 2.24 0.10 72.40 06:13:01 AM 2 21.30 0.00 2.41 3.50 0.08 72.71 06:13:01 AM 3 43.77 0.00 3.45 4.94 0.08 47.77 06:14:01 AM all 69.74 0.00 1.74 1.53 0.11 26.88 06:14:01 AM 0 69.29 0.00 1.23 1.54 0.12 27.82 06:14:01 AM 1 54.69 0.00 2.53 2.80 0.10 39.89 06:14:01 AM 2 78.77 0.00 1.50 0.53 0.10 19.10 06:14:01 AM 3 76.18 0.00 1.71 1.25 0.12 20.75 06:15:01 AM all 59.64 0.00 2.39 2.14 0.11 35.71 06:15:01 AM 0 69.28 0.00 1.89 0.82 0.13 27.88 06:15:01 AM 1 72.86 0.00 4.61 0.70 0.12 21.71 06:15:01 AM 2 52.78 0.00 1.24 1.92 0.12 43.95 06:15:01 AM 3 43.65 0.00 1.82 5.13 0.08 49.31 06:16:01 AM all 42.12 0.00 3.54 3.47 0.10 50.77 06:16:01 AM 0 36.63 0.00 4.62 2.78 0.10 55.87 06:16:01 AM 1 46.35 0.00 3.03 3.75 0.08 46.78 06:16:01 AM 2 35.84 0.00 2.34 3.86 0.10 57.86 06:16:01 AM 3 49.69 0.00 4.18 3.48 0.10 42.55 06:17:01 AM all 15.94 0.00 3.39 2.73 0.07 77.86 06:17:01 AM 0 6.26 0.00 2.87 1.76 0.07 89.05 06:17:01 AM 1 25.45 0.00 4.18 2.37 0.08 67.92 06:17:01 AM 2 15.08 0.00 3.29 4.91 0.07 76.65 06:17:01 AM 3 16.99 0.00 3.24 1.90 0.07 77.81 Average: all 42.96 0.00 2.69 2.59 0.09 51.66 Average: 0 40.42 0.00 2.50 1.73 0.10 55.26 Average: 1 44.56 0.00 3.24 2.37 0.10 49.73 Average: 2 40.81 0.00 2.15 2.94 0.09 54.01 Average: 3 46.07 0.00 2.88 3.34 0.09 47.62