---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-10371 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: 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): 0-3 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 486 5433 0 2056 7215 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:18:d4:21 brd ff:ff:ff:ff:ff:ff inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86182sec preferred_lft 86182sec inet6 fe80::f816:3eff:fe18:d421/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:b9:99:e2 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-10371) 04/02/26 _x86_64_ (4 CPU) 18:12:43 LINUX RESTART (4 CPU) 18:13:01 tps rtps wtps bread/s bwrtn/s 18:14:02 161.57 69.29 92.28 5622.00 40174.52 18:15:01 67.01 12.32 54.69 1072.77 8285.92 18:16:01 43.05 0.97 42.08 84.76 4899.28 Average: 90.67 27.61 63.06 2266.23 17838.20 18:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:14:02 5859864 7391752 2307564 28.25 38716 1672924 1003204 10.89 605964 1530568 67312 18:15:01 5613256 7424220 2554172 31.27 59484 1915872 935200 10.15 583620 1768252 117728 18:16:01 5593308 7415100 2574120 31.52 61808 1924084 957820 10.39 599848 1770908 10296 Average: 5688809 7410357 2478619 30.35 53336 1837627 965408 10.48 596477 1689909 65112 18:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:14:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 18:14:02 ens3 431.73 216.71 1204.55 65.44 0.00 0.00 0.00 0.00 18:14:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 18:15:01 ens3 49.42 40.57 569.89 7.37 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 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 18:16:01 ens3 12.21 13.21 9.59 6.43 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 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 165.08 90.43 594.75 26.52 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-10371) 04/02/26 _x86_64_ (4 CPU) 18:12:43 LINUX RESTART (4 CPU) 18:13:01 CPU %user %nice %system %iowait %steal %idle 18:14:02 all 20.22 0.00 3.18 5.15 1.26 70.19 18:14:02 0 13.42 0.00 1.83 4.52 1.06 79.16 18:14:02 1 25.47 0.00 2.78 4.37 1.33 66.04 18:14:02 2 22.23 0.00 2.37 9.83 1.42 64.15 18:14:02 3 19.77 0.00 5.70 1.89 1.22 71.41 18:15:01 all 21.22 0.00 1.48 1.69 0.92 74.69 18:15:01 0 49.84 0.00 2.93 0.85 1.62 44.76 18:15:01 1 16.49 0.00 1.15 0.27 0.83 81.26 18:15:01 2 15.82 0.00 1.44 5.33 0.90 76.51 18:15:01 3 2.78 0.00 0.45 0.34 0.35 96.07 18:16:01 all 20.89 0.00 1.02 1.24 0.86 75.98 18:16:01 0 18.62 0.00 0.58 0.48 0.98 79.33 18:16:01 1 46.62 0.00 1.88 0.70 1.45 49.35 18:16:01 2 4.87 0.00 0.80 3.65 0.38 90.30 18:16:01 3 13.48 0.00 0.80 0.15 0.63 84.94 Average: all 20.77 0.00 1.90 2.70 1.02 73.62 Average: 0 27.16 0.00 1.77 1.96 1.22 67.89 Average: 1 29.60 0.00 1.94 1.79 1.21 65.47 Average: 2 14.29 0.00 1.54 6.27 0.90 77.00 Average: 3 12.04 0.00 2.32 0.79 0.74 84.12