---> uname -a: Linux prd-centos7-docker-2c-1g-16019.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: 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): 0,1 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 6.7G 34G 17% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 591 4794 16 2435 6938 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:d5:8a:79 brd ff:ff:ff:ff:ff:ff inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86224sec preferred_lft 86224sec inet6 fe80::f816:3eff:fed5:8a79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:78:e2:cd:a7 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) 08/28/2026 _x86_64_ (2 CPU) 06:09:41 AM LINUX RESTART 06:10:01 AM tps rtps wtps bread/s bwrtn/s 06:11:01 AM 112.98 19.36 93.63 4303.20 6261.90 06:12:01 AM 320.06 9.86 310.21 2676.66 10970.61 Average: 216.51 14.61 201.90 3490.06 8615.86 06:10:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:11:01 AM 5484144 2524772 31.52 2620 1885256 876312 9.68 538464 1697548 167332 06:12:01 AM 4978568 3030348 37.84 2620 2367780 878232 9.70 800640 1894544 298708 Average: 5231356 2777560 34.68 2620 2126518 877272 9.69 669552 1796046 233020 06:10:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:11:01 AM eth0 286.82 206.97 1711.55 64.21 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 321.88 303.98 3711.18 717.48 0.00 0.00 0.00 06:12:01 AM lo 0.63 0.63 0.12 0.12 0.00 0.00 0.00 06:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 304.34 255.47 2711.20 390.79 0.00 0.00 0.00 Average: lo 0.32 0.32 0.06 0.06 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) 08/28/2026 _x86_64_ (2 CPU) 06:09:41 AM LINUX RESTART 06:10:01 AM CPU %user %nice %system %iowait %steal %idle 06:11:01 AM all 36.67 0.00 4.09 4.63 0.03 54.58 06:11:01 AM 0 47.48 0.00 4.50 4.64 0.03 43.35 06:11:01 AM 1 25.97 0.00 3.65 4.60 0.03 65.74 06:12:01 AM all 35.22 0.00 7.32 1.24 0.03 56.18 06:12:01 AM 0 47.70 0.00 8.02 1.52 0.03 42.73 06:12:01 AM 1 22.89 0.00 6.65 0.98 0.02 69.46 Average: all 35.95 0.00 5.70 2.94 0.03 55.38 Average: 0 47.59 0.00 6.25 3.08 0.03 43.04 Average: 1 24.43 0.00 5.15 2.79 0.03 67.60