---> uname -a: Linux prd-centos8-docker-4c-4g-1262.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: 2799.996 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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1054 10777 19 3929 14357 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:85:7e:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.76/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86079sec preferred_lft 86079sec inet6 fe80::f816:3eff:fe85:7e95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f0:8e:32:a6 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:f0ff:fe8e:32a6/64 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) 07/23/2026 _x86_64_ (4 CPU) 05:04:32 LINUX RESTART (4 CPU) 05:05:02 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 248.03 6.13 241.90 936.09 7794.14 05:07:01 AM 284.14 6.46 277.67 1171.74 32838.45 05:08:01 AM 648.34 1.97 646.38 84.39 27294.53 05:09:01 AM 613.36 112.53 500.83 1994.20 12554.89 Average: 449.31 31.88 417.42 1047.15 20171.44 05:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 13135632 15017524 3003680 18.61 2688 2093764 1167948 6.80 151864 2483000 251488 05:07:01 AM 11327236 13910648 4812076 29.82 2688 2775704 2546396 14.82 204860 4139112 116 05:08:01 AM 10332344 13838412 5806968 35.98 2688 3532552 1859156 10.82 422388 4571372 231060 05:09:01 AM 10037696 13666292 6101616 37.81 2688 3617356 2037436 11.85 490588 4694492 16964 Average: 11208227 14108219 4931085 30.55 2688 3004844 1902734 11.07 317425 3971994 124907 05:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 88.55 62.61 1329.14 22.30 0.00 0.00 0.00 0.00 05:06:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 05:07:01 AM eth0 408.55 300.45 5933.41 45.81 0.00 0.00 0.00 0.00 05:07:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 05:07:01 AM veth0299c22 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 05:08:01 AM lo 6.22 6.22 4.60 4.60 0.00 0.00 0.00 0.00 05:08:01 AM eth0 178.04 160.59 1810.92 1203.07 0.00 0.00 0.00 0.00 05:08:01 AM docker0 3.37 2.93 4.09 0.43 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 7.66 4.56 59.63 2.82 0.00 0.00 0.00 0.00 05:09:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 1.16 1.16 0.00 0.00 0.00 0.00 Average: eth0 171.03 132.34 2287.19 319.69 0.00 0.00 0.00 0.00 Average: docker0 0.87 0.78 1.03 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) 07/23/2026 _x86_64_ (4 CPU) 05:04:32 LINUX RESTART (4 CPU) 05:05:02 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 17.67 0.00 2.78 1.16 0.15 78.25 05:06:01 AM 0 16.50 0.00 5.48 3.04 0.09 74.89 05:06:01 AM 1 8.83 0.00 1.03 0.41 0.25 89.47 05:06:01 AM 2 29.67 0.00 2.04 0.71 0.09 67.49 05:06:01 AM 3 16.40 0.00 2.52 0.46 0.17 80.45 05:07:01 AM all 36.13 0.00 3.45 3.18 0.12 57.12 05:07:01 AM 0 34.54 0.00 4.20 5.11 0.10 56.05 05:07:01 AM 1 30.36 0.00 3.22 1.71 0.10 64.61 05:07:01 AM 2 42.69 0.00 3.59 4.68 0.13 48.91 05:07:01 AM 3 36.93 0.00 2.80 1.23 0.13 58.91 05:08:01 AM all 38.39 0.10 9.09 3.87 0.13 48.42 05:08:01 AM 0 40.68 0.12 7.79 1.44 0.12 49.85 05:08:01 AM 1 34.38 0.05 8.02 3.47 0.14 53.95 05:08:01 AM 2 32.12 0.15 9.08 4.91 0.14 53.60 05:08:01 AM 3 46.35 0.07 11.44 5.67 0.14 36.33 05:09:01 AM all 38.18 0.00 3.19 4.43 0.13 54.07 05:09:01 AM 0 50.31 0.00 3.84 4.84 0.15 40.86 05:09:01 AM 1 31.89 0.00 2.85 4.50 0.12 60.65 05:09:01 AM 2 45.53 0.00 3.29 4.18 0.13 46.87 05:09:01 AM 3 24.97 0.00 2.80 4.23 0.10 67.90 Average: all 32.68 0.02 4.63 3.17 0.13 59.36 Average: 0 35.56 0.03 5.32 3.62 0.11 55.36 Average: 1 26.38 0.01 3.78 2.52 0.15 67.16 Average: 2 37.67 0.04 4.53 3.67 0.12 53.97 Average: 3 31.18 0.02 4.88 2.90 0.13 60.89