---> uname -a: Linux prd-centos8-docker-4c-4g-45420.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: 2799.996 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 1014 10687 19 4061 14399 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:cf:99:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86044sec preferred_lft 86044sec inet6 fe80::f816:3eff:fecf:99bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:6f:b9:0d 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:abff:fe6f:b90d/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) 09/13/2025 _x86_64_ (4 CPU) 03:28:47 LINUX RESTART (4 CPU) 03:29:01 AM tps rtps wtps bread/s bwrtn/s 03:30:01 AM 304.62 24.26 280.36 6036.40 8992.79 03:31:01 AM 234.27 5.40 228.88 579.92 12270.59 03:32:01 AM 194.95 1.98 192.97 488.77 32477.69 03:33:01 AM 919.54 95.10 824.44 1697.70 24956.13 03:34:01 AM 75.97 41.49 34.48 5544.54 6271.50 Average: 345.87 33.64 312.23 2869.15 16993.63 03:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:01 AM 13360400 15116120 2781132 17.23 2688 1970608 1110868 6.46 139500 2286992 160320 03:31:01 AM 12237236 14297864 3904296 24.19 2688 2265108 1930956 11.23 189940 3306136 147128 03:32:01 AM 11376588 14261144 4764944 29.52 2688 3040696 1663212 9.68 367924 3851504 30236 03:33:01 AM 10057336 13503396 6084196 37.69 2688 3440084 1732592 10.08 417328 4777980 6768 03:34:01 AM 11036024 14816320 5105508 31.63 2688 3769036 1082760 6.30 521600 3701780 2520 Average: 11613517 14398969 4528015 28.05 2688 2897106 1504078 8.75 327258 3584878 69394 03:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 331.11 194.27 1750.12 66.11 0.00 0.00 0.00 0.00 03:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 311.44 241.83 3361.27 39.96 0.00 0.00 0.00 0.00 03:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM lo 6.18 6.18 4.83 4.83 0.00 0.00 0.00 0.00 03:32:01 AM eth0 225.07 186.44 3321.12 27.11 0.00 0.00 0.00 0.00 03:32:01 AM docker0 3.23 3.00 4.08 0.44 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 79.11 58.75 816.48 10.09 0.00 0.00 0.00 0.00 03:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 AM eth0 161.47 123.71 2164.95 26.69 0.00 0.00 0.00 0.00 03:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.97 0.97 0.00 0.00 0.00 0.00 Average: eth0 221.65 161.01 2282.90 33.99 0.00 0.00 0.00 0.00 Average: docker0 0.65 0.60 0.82 0.09 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) 09/13/2025 _x86_64_ (4 CPU) 03:28:47 LINUX RESTART (4 CPU) 03:29:01 AM CPU %user %nice %system %iowait %steal %idle 03:30:01 AM all 27.94 0.00 3.32 1.25 0.08 67.41 03:30:01 AM 0 28.80 0.00 2.67 0.50 0.10 67.93 03:30:01 AM 1 37.32 0.00 4.31 0.94 0.08 57.35 03:30:01 AM 2 24.04 0.00 3.05 0.65 0.08 72.18 03:30:01 AM 3 21.57 0.00 3.24 2.94 0.07 72.19 03:31:01 AM all 28.52 0.00 2.13 2.08 0.10 67.18 03:31:01 AM 0 23.52 0.00 1.95 1.40 0.08 73.04 03:31:01 AM 1 35.95 0.00 2.34 3.34 0.10 58.27 03:31:01 AM 2 27.28 0.00 1.69 0.97 0.10 69.96 03:31:01 AM 3 27.33 0.00 2.53 2.61 0.10 67.43 03:32:01 AM all 38.03 0.11 5.13 3.65 0.14 52.94 03:32:01 AM 0 38.64 0.08 4.08 1.03 0.17 56.00 03:32:01 AM 1 42.56 0.05 4.74 4.76 0.12 47.77 03:32:01 AM 2 37.02 0.05 5.82 3.44 0.13 53.53 03:32:01 AM 3 33.94 0.24 5.87 5.38 0.15 54.42 03:33:01 AM all 28.03 0.00 8.05 5.73 0.11 58.09 03:33:01 AM 0 20.21 0.00 7.98 6.29 0.10 65.41 03:33:01 AM 1 24.10 0.00 6.71 2.73 0.10 66.37 03:33:01 AM 2 53.35 0.00 9.23 7.42 0.12 29.88 03:33:01 AM 3 14.45 0.00 8.28 6.48 0.12 70.68 03:34:01 AM all 50.28 0.00 1.98 0.59 0.13 47.03 03:34:01 AM 0 47.07 0.00 2.09 0.57 0.12 50.15 03:34:01 AM 1 47.63 0.00 1.71 0.82 0.12 49.72 03:34:01 AM 2 60.51 0.00 2.30 0.49 0.13 36.57 03:34:01 AM 3 45.91 0.00 1.81 0.47 0.13 51.68 Average: all 34.56 0.02 4.11 2.65 0.11 58.55 Average: 0 31.65 0.02 3.75 1.95 0.11 62.52 Average: 1 37.53 0.01 3.95 2.51 0.10 55.90 Average: 2 40.40 0.01 4.40 2.58 0.11 52.49 Average: 3 28.67 0.05 4.33 3.57 0.11 63.27