---> uname -a: Linux prd-centos7-docker-2c-1g-5043.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 6.9G 34G 18% / tmpfs 783M 0 783M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7821 604 4529 16 2687 6922 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:b1:30:be brd ff:ff:ff:ff:ff:ff inet 10.30.107.222/23 brd 10.30.107.255 scope global dynamic eth0 valid_lft 86248sec preferred_lft 86248sec inet6 fe80::f816:3eff:feb1:30be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7f:58:6b:d0 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) 09/25/2026 _x86_64_ (2 CPU) 11:06:50 AM LINUX RESTART 11:07:01 AM tps rtps wtps bread/s bwrtn/s 11:08:01 AM 210.32 59.27 151.06 6185.98 42576.80 11:09:01 AM 324.99 11.04 313.95 2779.89 11062.97 Average: 267.66 35.15 232.51 4482.79 26818.57 11:07:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:08:01 AM 5423840 2585076 32.28 2620 1890160 917316 10.13 593084 1701508 167384 11:09:01 AM 4650536 3358380 41.93 2620 2623396 912708 10.08 873724 2140072 546548 Average: 5037188 2971728 37.11 2620 2256778 915012 10.10 733404 1920790 356966 11:07:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:08:01 AM eth0 354.47 205.46 1718.81 73.73 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 277.52 175.49 5748.52 23.93 0.00 0.00 0.00 11:09:01 AM lo 0.60 0.60 0.12 0.12 0.00 0.00 0.00 11:09:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 315.99 190.48 3733.83 48.82 0.00 0.00 0.00 Average: lo 0.30 0.30 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) 09/25/2026 _x86_64_ (2 CPU) 11:06:50 AM LINUX RESTART 11:07:01 AM CPU %user %nice %system %iowait %steal %idle 11:08:01 AM all 40.76 0.00 6.86 7.21 0.05 45.12 11:08:01 AM 0 29.40 0.00 6.30 7.30 0.05 56.94 11:08:01 AM 1 52.27 0.00 7.41 7.10 0.05 33.17 11:09:01 AM all 39.47 0.00 7.28 1.26 0.04 51.95 11:09:01 AM 0 19.74 0.00 5.78 0.83 0.02 73.64 11:09:01 AM 1 59.57 0.00 8.80 1.72 0.07 29.85 Average: all 40.11 0.00 7.07 4.23 0.05 48.54 Average: 0 24.55 0.00 6.04 4.05 0.03 65.33 Average: 1 55.92 0.00 8.11 4.40 0.06 31.50