---> uname -a: Linux prd-centos7-docker-2c-1g-5855.novalocal 3.10.0-1160.76.1.el7.x86_64 #1 SMP Wed Aug 10 16:21:17 UTC 2022 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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 art rep_good nopl extd_apicid eagerfpu 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 retpoline_amd ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip intel_stibp arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 3.9G 17M 3.9G 1% /run tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda1 40G 9.4G 31G 24% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 646 1874 16 5299 6858 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:e4:e8:78 brd ff:ff:ff:ff:ff:ff inet 10.30.107.6/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86181sec preferred_lft 86181sec inet6 fe80::f816:3eff:fee4:e878/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:11:c9:50:11 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 ---> sar -b -r -n DEV: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/28/2026 _x86_64_ (2 CPU) 08:38:18 AM LINUX RESTART 08:39:01 AM tps rtps wtps bread/s bwrtn/s 08:40:01 AM 325.57 8.87 316.70 826.50 10480.01 08:41:01 AM 418.85 9.24 409.61 2609.06 65444.54 08:42:01 AM 137.00 1.82 135.18 172.98 102425.42 Average: 293.82 6.64 287.18 1202.84 59439.45 08:39:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 AM 5165228 2843680 35.51 2620 2063928 963420 10.64 730752 1785060 219064 08:41:01 AM 3389488 4619420 57.68 2620 3819828 1147848 12.67 1026648 3191324 619372 08:42:01 AM 1900384 6108524 76.27 2620 5214124 993312 10.97 1358060 4312160 9108 Average: 3485033 4523875 56.49 2620 3699293 1034860 11.43 1038487 3096181 282515 08:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:40:01 AM eth0 200.65 137.64 2073.39 27.43 0.00 0.00 0.00 08:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:41:01 AM eth0 1003.08 568.85 29254.59 44.00 0.00 0.00 0.00 08:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:42:01 AM eth0 1073.98 625.90 31317.57 55.18 0.00 0.00 0.00 08:42:01 AM lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 08:42:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 759.13 444.07 20878.14 42.20 0.00 0.00 0.00 Average: lo 0.18 0.18 0.04 0.04 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.76.1.el7.x86_64 (centos-7-docker-6328cec0-773a-4982-80b5-86a17c664d6e.novalocal) 10/28/2026 _x86_64_ (2 CPU) 08:38:18 AM LINUX RESTART 08:39:01 AM CPU %user %nice %system %iowait %steal %idle 08:40:01 AM all 37.74 0.00 4.18 3.09 0.05 54.94 08:40:01 AM 0 57.94 0.00 5.20 2.41 0.07 34.38 08:40:01 AM 1 17.83 0.00 3.21 3.73 0.02 75.22 08:41:01 AM all 37.27 0.00 10.93 5.62 0.06 46.11 08:41:01 AM 0 40.61 0.00 11.70 5.96 0.07 41.66 08:41:01 AM 1 33.92 0.00 10.17 5.29 0.07 50.56 08:42:01 AM all 37.95 0.00 8.39 7.97 0.04 45.66 08:42:01 AM 0 52.51 0.00 9.19 8.14 0.05 30.11 08:42:01 AM 1 23.57 0.00 7.60 7.80 0.02 61.02 Average: all 37.65 0.00 7.83 5.56 0.05 48.91 Average: 0 50.35 0.00 8.70 5.50 0.06 35.39 Average: 1 25.07 0.00 6.97 5.60 0.03 62.32