---> uname -a: Linux prd-centos7-docker-4c-4g-25313.novalocal 3.10.0-1160.118.1.el7.x86_64 #1 SMP Wed Apr 24 16:01:50 UTC 2024 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: 2799.998 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): 0-3 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 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 ssbd rsb_ctxsw 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 nrip_save umip spec_ctrl intel_stibp arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.8G 0 7.8G 0% /dev tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs 7.8G 17M 7.8G 1% /run tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup /dev/vda1 80G 6.1G 74G 8% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15884 783 12993 16 2107 14779 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:71:f9:7d brd ff:ff:ff:ff:ff:ff inet 10.30.170.82/23 brd 10.30.171.255 scope global dynamic eth0 valid_lft 86244sec preferred_lft 86244sec inet6 fe80::f816:3eff:fe71:f97d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:6a:e6:1f:1b 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 3.10.0-1160.118.1.el7.x86_64 (centos-7-docker-708a1d49-32f8-4851-81f0-e8de5d85628b.novalocal) 03/02/2026 _x86_64_ (4 CPU) 03:38:39 PM LINUX RESTART 03:39:01 PM tps rtps wtps bread/s bwrtn/s 03:40:01 PM 204.23 12.20 192.03 1357.08 8516.81 03:41:01 PM 296.22 3.18 293.04 1247.82 8851.18 Average: 250.22 7.69 242.53 1302.46 8683.98 03:39:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 PM 13491308 2774656 17.06 2620 1938056 1020412 5.89 687400 1699640 179120 03:41:01 PM 13341192 2924772 17.98 2620 2037184 1045784 6.04 871320 1640664 24064 Average: 13416250 2849714 17.52 2620 1987620 1033098 5.97 779360 1670152 101592 03:39:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:40:01 PM eth0 288.06 208.59 1609.38 54.42 0.00 0.00 0.00 03:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 PM eth0 30.70 28.19 53.85 11.38 0.00 0.00 0.00 03:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 159.39 118.40 831.68 32.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 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 3.10.0-1160.118.1.el7.x86_64 (centos-7-docker-708a1d49-32f8-4851-81f0-e8de5d85628b.novalocal) 03/02/2026 _x86_64_ (4 CPU) 03:38:39 PM LINUX RESTART 03:39:01 PM CPU %user %nice %system %iowait %steal %idle 03:40:01 PM all 18.34 0.00 2.41 0.86 0.06 78.33 03:40:01 PM 0 33.92 0.00 3.65 0.64 0.07 61.73 03:40:01 PM 1 10.49 0.00 1.24 0.60 0.07 87.60 03:40:01 PM 2 18.71 0.00 2.57 0.55 0.07 78.10 03:40:01 PM 3 10.80 0.00 2.21 1.65 0.05 85.28 03:41:01 PM all 16.84 0.00 1.39 0.68 0.06 81.03 03:41:01 PM 0 10.74 0.00 0.76 0.37 0.03 88.09 03:41:01 PM 1 28.74 0.00 1.61 1.14 0.07 68.44 03:41:01 PM 2 24.86 0.00 2.33 0.67 0.07 72.07 03:41:01 PM 3 3.50 0.00 0.89 0.52 0.07 95.02 Average: all 17.58 0.00 1.90 0.77 0.06 79.69 Average: 0 22.09 0.00 2.18 0.50 0.05 75.18 Average: 1 19.53 0.00 1.43 0.87 0.07 78.11 Average: 2 21.79 0.00 2.45 0.61 0.07 75.08 Average: 3 7.13 0.00 1.55 1.08 0.06 90.18