---> uname -a: Linux prd-centos8-docker-4c-4g-2771.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: 2800.000 BogoMIPS: 5600.00 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 1036 10745 20 3978 14374 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:24:97:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.146/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe24:97d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2c:6d:e2:ec 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::42:2cff:fe6d:e2ec/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) 11/12/2026 _x86_64_ (4 CPU) 08:46:39 LINUX RESTART (4 CPU) 08:48:01 AM tps rtps wtps bread/s bwrtn/s 08:49:01 AM 102.77 0.60 102.17 144.38 9674.77 08:50:01 AM 193.27 22.08 171.19 3941.34 9615.90 08:51:01 AM 50.97 0.52 50.45 421.33 6554.73 08:52:01 AM 66.17 1.13 65.04 38.51 12074.98 08:53:01 AM 397.48 0.72 396.77 63.45 17784.07 08:54:01 AM 860.08 94.70 765.38 1694.50 20018.08 08:55:01 AM 71.64 24.54 47.10 533.56 2523.63 Average: 248.91 20.61 228.30 976.63 11178.14 08:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:49:01 AM 13197228 15132512 2942088 18.23 2688 2143772 1087696 6.33 140256 2415692 176616 08:50:01 AM 11902328 14187532 4236988 26.25 2688 2487288 1998416 11.63 203288 3612544 167956 08:51:01 AM 11827456 14139548 4311860 26.72 2688 2513328 2281956 13.28 205500 3677676 72 08:52:01 AM 9929648 12597144 6209668 38.48 2688 2858600 4209504 24.49 282404 5451020 1352 08:53:01 AM 10299304 13833552 5840012 36.19 2688 3576940 1912048 11.12 418068 4652528 392216 08:54:01 AM 8855444 12501284 7283872 45.13 2688 3634536 2036880 11.85 468888 5877672 20 08:55:01 AM 11074712 14786756 5064604 31.38 2688 3695444 1164216 6.77 698452 3445400 24648 Average: 11012303 13882618 5127013 31.77 2688 2987130 2098674 12.21 345265 4161790 108983 08:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:49:01 AM eth0 84.84 52.94 1161.28 8.07 0.00 0.00 0.00 0.00 08:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 AM eth0 276.34 237.43 3139.23 40.68 0.00 0.00 0.00 0.00 08:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:51:01 AM lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 08:51:01 AM eth0 9.45 7.31 98.43 2.62 0.00 0.00 0.00 0.00 08:51:01 AM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 08:51:01 AM veth86959f7 0.13 0.37 0.01 0.03 0.00 0.00 0.00 0.00 08:52:01 AM lo 3.81 3.81 1.60 1.60 0.00 0.00 0.00 0.00 08:52:01 AM eth0 148.20 71.24 2173.36 5.92 0.00 0.00 0.00 0.00 08:52:01 AM docker0 2.27 2.05 1.31 0.32 0.00 0.00 0.00 0.00 08:52:01 AM veth86959f7 0.20 0.25 0.01 0.01 0.00 0.00 0.00 0.00 08:52:01 AM veth6fc1422 2.07 1.97 1.33 0.32 0.00 0.00 0.00 0.00 08:53:01 AM lo 4.15 4.15 3.74 3.74 0.00 0.00 0.00 0.00 08:53:01 AM eth0 181.76 150.83 1819.62 953.76 0.00 0.00 0.00 0.00 08:53:01 AM docker0 1.22 1.15 2.78 0.13 0.00 0.00 0.00 0.00 08:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:54:01 AM eth0 5.76 3.13 59.05 1.35 0.00 0.00 0.00 0.00 08:54:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:55:01 AM lo 4.83 4.83 0.68 0.68 0.00 0.00 0.00 0.00 08:55:01 AM eth0 28.36 21.63 56.61 53.02 0.00 0.00 0.00 0.00 08:55:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.85 1.85 0.86 0.86 0.00 0.00 0.00 0.00 Average: eth0 104.96 77.78 1215.37 152.20 0.00 0.00 0.00 0.00 Average: docker0 0.52 0.49 0.59 0.07 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) 11/12/2026 _x86_64_ (4 CPU) 08:46:39 LINUX RESTART (4 CPU) 08:48:01 AM CPU %user %nice %system %iowait %steal %idle 08:49:01 AM all 13.05 0.00 1.17 0.61 0.01 85.16 08:49:01 AM 0 28.93 0.00 2.19 0.62 0.03 68.23 08:49:01 AM 1 5.45 0.00 0.47 0.33 0.00 93.75 08:49:01 AM 2 5.85 0.00 0.72 0.75 0.02 92.66 08:49:01 AM 3 11.92 0.00 1.30 0.74 0.00 86.04 08:50:01 AM all 29.15 0.00 2.02 5.58 0.02 63.22 08:50:01 AM 0 36.13 0.00 1.17 2.11 0.02 60.58 08:50:01 AM 1 24.02 0.00 2.18 5.96 0.02 67.83 08:50:01 AM 2 28.69 0.00 1.69 8.49 0.02 61.11 08:50:01 AM 3 27.74 0.00 3.07 5.78 0.03 63.38 08:51:01 AM all 1.11 0.00 0.38 0.31 0.00 98.20 08:51:01 AM 0 0.90 0.00 0.35 0.08 0.02 98.65 08:51:01 AM 1 0.97 0.00 0.52 0.65 0.00 97.86 08:51:01 AM 2 1.39 0.00 0.32 0.43 0.00 97.86 08:51:01 AM 3 1.17 0.00 0.33 0.07 0.00 98.43 08:52:01 AM all 12.66 0.09 1.78 0.52 0.01 84.93 08:52:01 AM 0 13.01 0.20 1.59 0.40 0.00 84.79 08:52:01 AM 1 11.16 0.00 1.81 0.72 0.02 86.29 08:52:01 AM 2 13.25 0.08 2.13 0.50 0.02 84.02 08:52:01 AM 3 13.23 0.08 1.59 0.45 0.02 84.62 08:53:01 AM all 28.43 0.00 7.72 2.40 0.02 61.43 08:53:01 AM 0 43.32 0.00 10.48 2.52 0.05 43.63 08:53:01 AM 1 23.22 0.00 5.61 1.70 0.00 69.47 08:53:01 AM 2 23.22 0.00 8.50 3.27 0.00 65.02 08:53:01 AM 3 23.95 0.00 6.30 2.13 0.02 67.59 08:54:01 AM all 32.27 0.00 3.68 6.83 0.02 57.20 08:54:01 AM 0 26.42 0.00 4.23 7.75 0.02 61.58 08:54:01 AM 1 20.90 0.00 2.82 5.55 0.02 70.71 08:54:01 AM 2 21.02 0.00 2.92 5.68 0.02 70.37 08:54:01 AM 3 60.71 0.00 4.76 8.34 0.03 26.16 08:55:01 AM all 32.38 0.00 2.28 0.51 0.01 64.81 08:55:01 AM 0 27.41 0.00 2.27 0.64 0.00 69.68 08:55:01 AM 1 27.18 0.00 2.14 0.59 0.02 70.07 08:55:01 AM 2 46.23 0.00 2.59 0.27 0.02 50.89 08:55:01 AM 3 28.68 0.00 2.12 0.57 0.02 68.61 Average: all 21.28 0.01 2.71 2.39 0.01 73.59 Average: 0 25.13 0.03 3.17 2.01 0.02 69.64 Average: 1 16.12 0.00 2.22 2.21 0.01 79.44 Average: 2 19.95 0.01 2.68 2.77 0.01 74.58 Average: 3 23.90 0.01 2.78 2.58 0.02 70.71