---> uname -a: Linux prd-centos8-docker-4c-4g-1759.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 1033 10809 20 3918 14377 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:e2:cc:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.113/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fee2:cce7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c6:3a:d0:16 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:c6ff:fe3a:d016/64 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) 09/16/2026 _x86_64_ (4 CPU) 03:48:42 LINUX RESTART (4 CPU) 03:49:01 AM tps rtps wtps bread/s bwrtn/s 03:50:01 AM 252.13 18.78 233.36 4144.35 9375.47 03:51:01 AM 263.22 6.50 256.72 1173.95 22809.35 03:52:01 AM 322.20 1.95 320.25 84.52 27382.25 03:53:01 AM 982.90 95.40 887.50 1705.32 22363.34 Average: 455.09 30.65 424.43 1777.08 20482.33 03:49:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 AM 13169760 15056980 2969556 18.40 2688 2099700 1151900 6.70 151204 2447636 259412 03:51:01 AM 11233932 13804956 4905384 30.39 2688 2764044 2717744 15.81 204444 4233972 281884 03:52:01 AM 10394460 13861360 5744856 35.60 2688 3520928 1893444 11.02 422660 4588116 431704 03:53:01 AM 10388244 13993476 5751072 35.63 2688 3595604 1888048 10.98 478680 4358804 16900 Average: 11296599 14179193 4842717 30.01 2688 2995069 1912784 11.13 314247 3907132 247475 03:49:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 AM eth0 320.39 191.89 2064.89 67.06 0.00 0.00 0.00 0.00 03:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 03:51:01 AM eth0 440.93 331.23 5793.73 48.94 0.00 0.00 0.00 0.00 03:51:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 03:51:01 AM veth24a4c05 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 03:52:01 AM lo 6.07 6.07 4.51 4.51 0.00 0.00 0.00 0.00 03:52:01 AM eth0 227.93 168.87 1809.38 1219.33 0.00 0.00 0.00 0.00 03:52:01 AM docker0 3.22 3.02 4.08 0.44 0.00 0.00 0.00 0.00 03:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 AM eth0 4.27 3.38 58.58 0.84 0.00 0.00 0.00 0.00 03:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 248.40 173.86 2431.91 334.01 0.00 0.00 0.00 0.00 Average: docker0 0.82 0.80 1.02 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) 09/16/2026 _x86_64_ (4 CPU) 03:48:42 LINUX RESTART (4 CPU) 03:49:01 AM CPU %user %nice %system %iowait %steal %idle 03:50:01 AM all 24.28 0.00 2.77 1.26 0.04 71.65 03:50:01 AM 0 21.22 0.00 2.94 2.67 0.03 73.14 03:50:01 AM 1 17.30 0.00 2.69 0.82 0.03 79.15 03:50:01 AM 2 29.98 0.00 3.29 1.02 0.02 65.69 03:50:01 AM 3 28.62 0.00 2.14 0.52 0.07 68.65 03:51:01 AM all 33.89 0.00 3.44 1.87 0.05 60.75 03:51:01 AM 0 33.31 0.00 4.03 1.94 0.05 60.67 03:51:01 AM 1 36.93 0.00 3.08 1.98 0.03 57.97 03:51:01 AM 2 33.95 0.00 3.36 2.03 0.07 60.59 03:51:01 AM 3 31.36 0.00 3.29 1.53 0.05 63.78 03:52:01 AM all 37.17 0.10 7.99 2.51 0.04 52.19 03:52:01 AM 0 48.68 0.10 10.15 1.33 0.03 39.71 03:52:01 AM 1 27.72 0.02 6.40 2.60 0.03 63.22 03:52:01 AM 2 41.56 0.20 8.04 3.14 0.05 47.01 03:52:01 AM 3 30.77 0.09 7.38 2.98 0.03 58.76 03:53:01 AM all 36.81 0.00 4.10 6.98 0.04 52.06 03:53:01 AM 0 26.63 0.00 3.01 5.00 0.02 65.34 03:53:01 AM 1 22.87 0.00 4.20 8.05 0.05 64.82 03:53:01 AM 2 61.21 0.00 5.00 8.92 0.05 24.83 03:53:01 AM 3 36.67 0.00 4.21 5.95 0.05 53.11 Average: all 33.02 0.03 4.57 3.15 0.04 59.20 Average: 0 32.40 0.03 5.01 2.74 0.03 59.79 Average: 1 26.20 0.00 4.09 3.36 0.04 66.30 Average: 2 41.64 0.05 4.91 3.77 0.05 49.58 Average: 3 31.85 0.02 4.24 2.73 0.05 61.11