---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-352 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 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: 2799.998 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 rep_good nopl xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 696K 797M 1% /run /dev/vda1 20G 8.9G 11G 47% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7976 466 5449 0 2060 7235 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: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:26:4e:d0 brd ff:ff:ff:ff:ff:ff inet 10.32.7.47/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe26:4ed0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1b:ff:84:8d 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-352) 12/12/25 _x86_64_ (4 CPU) 18:12:45 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:01 152.47 69.19 83.29 5606.80 39552.09 18:15:01 57.16 0.22 56.95 23.18 8914.32 18:16:01 56.16 12.61 43.55 1111.63 5654.52 Average: 88.59 27.33 61.26 2246.77 18038.10 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:01 5913500 7418624 2253928 27.60 36024 1650200 976404 10.59 579960 1508072 55276 18:15:01 5686184 7409388 2481244 30.38 54316 1838196 986492 10.70 598096 1693240 73384 18:16:01 5532524 7358772 2634904 32.26 61412 1928740 1005592 10.91 657280 1776684 24196 Average: 5710736 7395595 2456692 30.08 50584 1805712 989496 10.74 611779 1659332 50952 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 18:14:01 ens3 395.97 219.51 1045.25 64.63 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:15:01 ens3 63.39 44.44 712.06 5.71 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 18:16:01 ens3 15.36 14.66 11.57 10.73 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 158.22 92.86 589.61 27.02 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-352) 12/12/25 _x86_64_ (4 CPU) 18:12:45 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:01 all 18.67 0.00 3.09 5.48 2.09 70.67 18:14:01 0 28.26 0.00 5.39 2.21 2.13 62.02 18:14:01 1 10.39 0.00 1.95 8.48 1.78 77.41 18:14:01 2 10.00 0.00 2.79 6.78 2.37 78.06 18:14:01 3 26.06 0.00 2.25 4.44 2.10 65.16 18:15:01 all 19.17 0.00 1.25 2.50 1.48 75.61 18:15:01 0 32.13 0.00 2.06 0.38 1.25 64.18 18:15:01 1 8.77 0.00 0.52 4.43 1.16 85.13 18:15:01 2 25.58 0.00 1.39 0.31 1.79 70.93 18:15:01 3 10.23 0.00 1.01 4.84 1.74 82.18 18:16:01 all 20.87 0.00 1.35 1.54 1.12 75.11 18:16:01 0 38.66 0.00 1.60 1.52 1.45 56.77 18:16:01 1 7.87 0.00 0.80 1.66 0.83 88.84 18:16:01 2 19.41 0.00 2.06 1.64 1.53 75.36 18:16:01 3 17.55 0.00 0.98 1.35 0.68 79.43 Average: all 19.57 0.00 1.90 3.17 1.57 73.80 Average: 0 33.01 0.00 3.02 1.37 1.61 60.99 Average: 1 9.01 0.00 1.09 4.86 1.26 83.79 Average: 2 18.33 0.00 2.08 2.91 1.90 74.78 Average: 3 17.93 0.00 1.41 3.55 1.51 75.60