---> uname -a: Linux prd-centos8-docker-8c-8g-918.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1045 27234 20 3608 30379 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:df:15:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.157/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fedf:15aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:19:5d:f8:e7 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::42:19ff:fe5d:f8e7/64 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) 09/13/2026 _x86_64_ (8 CPU) 03:37:33 LINUX RESTART (8 CPU) 03:38:03 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 217.58 8.88 208.70 2640.19 7389.23 03:40:01 AM 440.12 16.51 423.61 2755.08 18507.45 03:41:01 AM 267.84 2.48 265.36 412.73 40038.04 Average: 309.54 9.30 300.24 1928.18 22141.10 03:38:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29372508 31291808 3280864 10.05 2688 2237832 1412744 4.19 145424 2684600 341468 03:40:01 AM 28306540 30582728 4346832 13.31 2688 2584552 1938724 5.75 232160 3608984 180980 03:41:01 AM 26294336 29563152 6359036 19.47 2688 3564788 3545124 10.52 517216 5278152 18252 Average: 27991128 30479229 4662244 14.28 2688 2795724 2298864 6.82 298267 3857245 180233 03:38:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 137.71 91.14 1858.32 29.31 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 446.30 391.34 4112.57 60.47 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 565.39 436.38 9491.96 50.37 0.00 0.00 0.00 0.00 03:41:01 AM docker0 3.17 5.30 0.18 142.09 0.00 0.00 0.00 0.00 03:41:01 AM vethec28980 3.17 5.38 0.23 142.10 0.00 0.00 0.00 0.01 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 385.88 308.69 5191.06 46.91 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.79 0.06 47.89 0.00 0.00 0.00 0.00 Average: vethec28980 1.07 1.81 0.08 47.89 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) 09/13/2026 _x86_64_ (8 CPU) 03:37:33 LINUX RESTART (8 CPU) 03:38:03 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 10.22 0.00 1.24 0.58 0.02 87.94 03:39:01 AM 0 6.20 0.00 2.35 2.54 0.02 88.90 03:39:01 AM 1 27.26 0.00 2.14 0.53 0.02 70.05 03:39:01 AM 2 1.87 0.00 0.22 0.02 0.02 97.87 03:39:01 AM 3 1.14 0.00 0.45 0.16 0.00 98.25 03:39:01 AM 4 13.39 0.00 1.07 0.24 0.02 85.28 03:39:01 AM 5 12.92 0.00 1.66 0.66 0.02 84.75 03:39:01 AM 6 11.33 0.00 1.05 0.19 0.02 87.41 03:39:01 AM 7 7.62 0.00 1.00 0.33 0.02 91.03 03:40:01 AM all 19.64 0.00 1.54 1.34 0.01 77.47 03:40:01 AM 0 18.36 0.00 1.61 1.66 0.02 78.36 03:40:01 AM 1 14.00 0.00 1.76 2.18 0.02 82.05 03:40:01 AM 2 25.59 0.00 1.61 1.22 0.00 71.58 03:40:01 AM 3 27.84 0.00 1.44 1.00 0.02 69.70 03:40:01 AM 4 15.60 0.00 2.08 2.68 0.02 79.62 03:40:01 AM 5 18.94 0.00 1.22 0.44 0.02 79.38 03:40:01 AM 6 15.80 0.00 0.99 0.45 0.02 82.75 03:40:01 AM 7 20.96 0.00 1.64 1.09 0.00 76.31 03:41:01 AM all 23.51 0.00 2.07 1.37 0.01 73.03 03:41:01 AM 0 29.69 0.00 3.10 3.75 0.02 63.45 03:41:01 AM 1 23.70 0.00 2.28 1.46 0.02 72.54 03:41:01 AM 2 24.77 0.00 2.13 1.39 0.02 71.69 03:41:01 AM 3 21.21 0.00 2.05 0.94 0.02 75.78 03:41:01 AM 4 15.95 0.00 1.73 0.89 0.02 81.41 03:41:01 AM 5 23.77 0.00 1.82 1.26 0.00 73.15 03:41:01 AM 6 35.22 0.00 1.87 0.69 0.00 62.22 03:41:01 AM 7 13.71 0.00 1.60 0.62 0.02 84.05 Average: all 17.86 0.00 1.62 1.10 0.01 79.40 Average: 0 18.18 0.00 2.35 2.65 0.02 76.80 Average: 1 21.60 0.00 2.06 1.40 0.02 74.93 Average: 2 17.58 0.00 1.33 0.89 0.01 80.19 Average: 3 16.90 0.00 1.32 0.71 0.01 81.07 Average: 4 14.99 0.00 1.63 1.28 0.02 82.07 Average: 5 18.59 0.00 1.56 0.79 0.01 79.05 Average: 6 20.88 0.00 1.31 0.44 0.01 77.36 Average: 7 14.16 0.00 1.42 0.68 0.01 83.73