---> uname -a: Linux prd-centos8-docker-4c-4g-474.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 1044 10656 19 4063 14369 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:b7:d6:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:feb7:d672/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:d4:84:19 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:f3ff:fed4:8419/64 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) 09/27/2025 _x86_64_ (4 CPU) 03:28:52 LINUX RESTART (4 CPU) 03:30:01 AM tps rtps wtps bread/s bwrtn/s 03:31:01 AM 266.22 5.86 260.35 998.97 18509.68 03:32:01 AM 286.00 1.95 284.06 85.57 29595.48 03:33:01 AM 962.89 111.34 851.55 1936.44 22234.89 03:34:01 AM 80.67 25.31 55.36 5356.75 7033.86 Average: 398.99 36.12 362.87 2094.37 19343.68 03:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:31:01 AM 11782288 13868944 4359244 27.01 2688 2290096 2991756 17.40 249584 3689276 68 03:32:01 AM 10706332 14024280 5435200 33.67 2688 3381396 1684572 9.80 368792 4355304 406712 03:33:01 AM 10410816 13880880 5730716 35.50 2688 3463164 1854116 10.79 434084 4392448 16876 03:34:01 AM 10945976 14745900 5195556 32.19 2688 3787212 1182612 6.88 697928 3604924 35232 Average: 10961353 14130001 5180179 32.09 2688 3230467 1928264 11.22 437597 4010488 114722 03:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 319.29 262.17 3469.05 43.98 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 03:31:01 AM vethf922c18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM veth3faab24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM lo 5.98 5.98 4.50 4.50 0.00 0.00 0.00 0.00 03:32:01 AM eth0 390.40 241.84 3980.44 34.14 0.00 0.00 0.00 0.00 03:32:01 AM docker0 3.25 3.03 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 3.51 3.23 58.46 0.65 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 165.49 135.40 2391.43 45.27 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 1.50 1.50 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 219.66 160.65 2474.69 31.01 0.00 0.00 0.00 0.00 Average: docker0 0.81 0.76 1.02 0.11 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) 09/27/2025 _x86_64_ (4 CPU) 03:28:52 LINUX RESTART (4 CPU) 03:30:01 AM CPU %user %nice %system %iowait %steal %idle 03:31:01 AM all 36.11 0.00 2.37 1.48 0.10 59.94 03:31:01 AM 0 37.15 0.00 2.51 1.05 0.10 59.19 03:31:01 AM 1 35.61 0.00 1.69 1.45 0.08 61.17 03:31:01 AM 2 34.33 0.00 1.84 0.64 0.12 63.08 03:31:01 AM 3 37.34 0.00 3.43 2.78 0.12 56.33 03:32:01 AM all 36.93 0.09 8.61 1.45 0.11 52.81 03:32:01 AM 0 30.06 0.00 8.05 1.12 0.12 60.65 03:32:01 AM 1 31.87 0.12 8.53 1.82 0.12 57.55 03:32:01 AM 2 43.98 0.20 8.94 1.42 0.10 45.35 03:32:01 AM 3 41.78 0.03 8.91 1.44 0.12 47.72 03:33:01 AM all 35.78 0.00 4.20 6.67 0.11 53.24 03:33:01 AM 0 19.54 0.00 4.14 7.53 0.12 68.67 03:33:01 AM 1 57.72 0.00 4.92 7.40 0.12 29.83 03:33:01 AM 2 33.50 0.00 3.61 5.42 0.10 57.37 03:33:01 AM 3 32.35 0.00 4.14 6.31 0.10 57.10 03:34:01 AM all 42.16 0.00 2.38 0.44 0.10 54.93 03:34:01 AM 0 33.74 0.00 1.89 0.38 0.10 63.89 03:34:01 AM 1 37.25 0.00 2.11 0.32 0.08 60.25 03:34:01 AM 2 37.09 0.00 2.11 0.17 0.12 60.52 03:34:01 AM 3 60.55 0.00 3.41 0.89 0.08 35.07 Average: all 37.75 0.02 4.37 2.51 0.11 55.24 Average: 0 30.13 0.00 4.13 2.52 0.11 63.11 Average: 1 40.64 0.03 4.29 2.75 0.10 52.19 Average: 2 37.21 0.05 4.11 1.91 0.11 56.61 Average: 3 43.02 0.01 4.96 2.86 0.10 49.05