---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2041 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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): 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 596 1075 0 2272 3081 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:6a:55:70 brd ff:ff:ff:ff:ff:ff inet 10.32.6.223/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fe6a:5570/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2041) 03/08/25 _x86_64_ (4 CPU) 05:14:51 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 137.18 54.32 82.85 3583.94 7523.41 05:17:01 81.85 29.73 52.12 1629.60 10221.76 05:18:01 10.15 0.00 10.15 0.00 452.06 05:19:01 37.94 10.65 27.30 723.08 3187.87 05:20:01 43.04 6.32 36.73 184.10 8486.32 Average: 62.03 20.20 41.83 1224.14 5974.28 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 1812860 3377864 2225784 55.11 50944 1669240 588068 11.56 521048 1530320 168488 05:17:01 1486836 3217420 2551808 63.18 57488 1820804 741568 14.58 694484 1666432 4804 05:18:01 1470548 3208048 2568096 63.59 59368 1824996 745508 14.65 706632 1669884 1596 05:19:01 573896 2421472 3464748 85.79 61832 1928576 1410736 27.73 1524968 1734468 1492 05:20:01 1107152 3157000 2931492 72.59 65948 2121952 718424 14.12 920720 1800308 5068 Average: 1290258 3076361 2748386 68.05 59116 1873114 840861 16.53 873570 1680282 36290 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 369.31 248.83 1570.52 68.88 0.00 0.00 0.00 0.00 05:16:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:17:01 ens3 140.39 136.38 764.43 26.76 0.00 0.00 0.00 0.00 05:17:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 58.01 84.14 60.24 13.42 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 234.71 258.51 1330.19 40.78 0.00 0.00 0.00 0.00 05:19:01 lo 119.98 119.98 36.39 36.39 0.00 0.00 0.00 0.00 05:20:01 ens3 428.76 359.91 1446.93 164.93 0.00 0.00 0.00 0.00 05:20:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 246.24 217.55 1034.46 62.95 0.00 0.00 0.00 0.00 Average: lo 24.57 24.57 7.33 7.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2041) 03/08/25 _x86_64_ (4 CPU) 05:14:51 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 20.90 0.00 1.74 3.82 0.05 73.49 05:16:01 0 37.05 0.00 2.36 2.41 0.07 58.11 05:16:01 1 23.35 0.00 1.82 3.54 0.05 71.24 05:16:01 2 4.58 0.00 1.06 7.20 0.03 87.13 05:16:01 3 18.55 0.00 1.69 2.15 0.05 77.56 05:17:01 all 13.67 0.00 0.78 1.29 0.05 84.20 05:17:01 0 12.05 0.00 0.33 0.03 0.03 87.55 05:17:01 1 21.23 0.00 1.24 3.15 0.07 74.32 05:17:01 2 11.34 0.00 0.59 0.97 0.05 87.06 05:17:01 3 10.10 0.00 0.98 1.03 0.03 87.85 05:18:01 all 3.87 0.00 0.21 0.05 0.03 95.83 05:18:01 0 5.55 0.00 0.05 0.00 0.03 94.36 05:18:01 1 0.22 0.00 0.02 0.00 0.03 99.73 05:18:01 2 1.38 0.00 0.08 0.10 0.03 98.40 05:18:01 3 8.31 0.00 0.70 0.10 0.05 90.83 05:19:01 all 36.58 0.00 1.15 0.44 0.08 61.76 05:19:01 0 37.39 0.00 1.40 0.45 0.08 60.67 05:19:01 1 35.04 0.00 1.01 0.18 0.07 63.70 05:19:01 2 36.91 0.00 1.07 0.42 0.07 61.54 05:19:01 3 36.98 0.00 1.14 0.70 0.08 61.09 05:20:01 all 25.65 0.00 1.08 0.31 0.05 72.91 05:20:01 0 24.56 0.00 0.75 0.17 0.03 74.49 05:20:01 1 30.90 0.00 0.93 0.08 0.05 68.03 05:20:01 2 18.59 0.00 0.86 0.51 0.07 79.97 05:20:01 3 28.60 0.00 1.74 0.50 0.05 69.10 Average: all 20.13 0.00 0.99 1.18 0.05 77.64 Average: 0 23.31 0.00 0.98 0.61 0.05 75.05 Average: 1 22.15 0.00 1.00 1.39 0.05 75.40 Average: 2 14.56 0.00 0.73 1.83 0.05 82.82 Average: 3 20.50 0.00 1.25 0.90 0.05 77.30