---> uname -a: Linux prd-centos8-docker-4c-4g-7663.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 15761 1044 10788 20 3928 14366 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:62:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fecf:6211/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:02:2e:7f:bb 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::42:2ff:fe2e:7fbb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/07/2026 _x86_64_ (4 CPU) 07:39:38 LINUX RESTART (4 CPU) 07:40:00 AM tps rtps wtps bread/s bwrtn/s 07:40:01 AM 133.33 42.98 90.35 65628.95 17692.11 07:41:01 AM 217.98 20.69 197.28 4267.78 8118.13 07:42:01 AM 295.54 6.74 288.79 1177.95 32841.52 07:43:01 AM 1097.02 12.63 1084.39 210.20 34944.12 07:44:01 AM 190.27 107.32 82.95 1984.47 5370.65 Average: 448.69 36.87 411.83 2211.11 20308.37 07:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:01 AM 14180308 15521480 1959008 12.14 2688 1573432 662356 3.85 86972 1579656 16 07:41:01 AM 13156600 15046772 2982716 18.48 2688 2103444 1154896 6.72 151840 2463420 251936 07:42:01 AM 9895024 12487028 6244292 38.69 2688 2784424 4294832 24.99 272480 5500948 660 07:43:01 AM 10047504 13592960 6091812 37.75 2688 3539284 2056104 11.96 467408 4712880 90312 07:44:01 AM 10405584 14043440 5733732 35.53 2688 3626152 1772148 10.31 497032 4327684 3396 Average: 11537004 14138336 4602312 28.52 2688 2725347 1988067 11.57 295146 3716918 69264 07:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 AM eth0 0.88 0.00 0.04 0.00 0.00 0.00 0.00 0.00 07:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:41:01 AM eth0 353.63 215.79 2101.87 72.21 0.00 0.00 0.00 0.00 07:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 AM lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:42:01 AM eth0 400.42 304.41 5793.44 48.01 0.00 0.00 0.00 0.00 07:42:01 AM docker0 0.12 0.22 0.00 0.02 0.00 0.00 0.00 0.00 07:42:01 AM veth280f36c 0.08 0.32 0.00 0.03 0.00 0.00 0.00 0.00 07:42:01 AM vethfcde59f 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:43:01 AM lo 5.86 5.86 4.54 4.54 0.00 0.00 0.00 0.00 07:43:01 AM eth0 222.76 176.89 1878.31 1216.92 0.00 0.00 0.00 0.00 07:43:01 AM docker0 3.08 2.92 4.07 0.43 0.00 0.00 0.00 0.00 07:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:44:01 AM eth0 7.05 4.90 3.98 2.84 0.00 0.00 0.00 0.00 07:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 244.84 174.69 2433.37 333.39 0.00 0.00 0.00 0.00 Average: docker0 0.80 0.78 1.01 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/07/2026 _x86_64_ (4 CPU) 07:39:38 LINUX RESTART (4 CPU) 07:40:00 AM CPU %user %nice %system %iowait %steal %idle 07:40:01 AM all 1.10 0.00 5.49 1.98 0.22 91.21 07:40:01 AM 0 0.88 0.00 0.88 0.00 0.00 98.23 07:40:01 AM 1 1.75 0.00 14.91 3.51 0.00 79.82 07:40:01 AM 2 0.87 0.00 5.22 4.35 0.87 88.70 07:40:01 AM 3 0.88 0.00 0.88 0.00 0.00 98.23 07:41:01 AM all 22.22 0.00 2.68 1.28 0.03 73.80 07:41:01 AM 0 24.64 0.00 2.76 1.34 0.03 71.23 07:41:01 AM 1 17.15 0.00 3.05 0.50 0.03 79.27 07:41:01 AM 2 26.02 0.00 3.21 2.93 0.02 67.82 07:41:01 AM 3 21.05 0.00 1.71 0.35 0.02 76.87 07:42:01 AM all 36.24 0.03 3.69 1.81 0.03 58.19 07:42:01 AM 0 35.21 0.02 3.56 2.15 0.02 59.05 07:42:01 AM 1 32.77 0.02 3.22 1.71 0.03 62.24 07:42:01 AM 2 34.04 0.00 3.50 1.45 0.05 60.96 07:42:01 AM 3 42.93 0.10 4.50 1.93 0.03 50.50 07:43:01 AM all 34.22 0.06 9.65 7.07 0.04 48.96 07:43:01 AM 0 39.14 0.07 12.43 9.17 0.07 39.13 07:43:01 AM 1 28.77 0.08 8.49 6.32 0.02 56.31 07:43:01 AM 2 40.57 0.05 8.53 4.96 0.03 45.86 07:43:01 AM 3 28.40 0.03 9.14 7.82 0.05 54.55 07:44:01 AM all 43.16 0.00 2.09 1.85 0.03 52.87 07:44:01 AM 0 31.74 0.00 1.83 1.32 0.02 65.09 07:44:01 AM 1 68.67 0.00 2.81 3.69 0.07 24.77 07:44:01 AM 2 41.14 0.00 2.15 0.85 0.02 55.85 07:44:01 AM 3 31.13 0.00 1.60 1.53 0.00 65.74 Average: all 33.77 0.02 4.52 2.99 0.03 58.66 Average: 0 32.51 0.02 5.11 3.46 0.03 58.86 Average: 1 36.62 0.03 4.43 3.05 0.04 55.84 Average: 2 35.24 0.01 4.35 2.56 0.03 57.81 Average: 3 30.73 0.03 4.21 2.88 0.03 62.12