---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1353 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 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 416 1379 0 2148 3265 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:31:73:3c brd ff:ff:ff:ff:ff:ff inet 10.32.6.227/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86196sec preferred_lft 86196sec inet6 fe80::f816:3eff:fe31:733c/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-1353) 12/01/23 _x86_64_ (4 CPU) 19:12:44 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 89.49 36.93 52.56 1698.78 6294.42 19:15:01 98.76 19.30 79.46 692.76 14572.72 19:16:01 34.19 0.87 33.33 55.59 5957.81 Average: 74.01 19.03 54.98 816.40 8910.19 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1798140 3395592 2240504 55.48 50244 1702064 580240 11.41 527792 1541100 159568 19:15:01 1423168 3342460 2615476 64.76 61908 1999772 612976 12.05 673244 1745380 105924 19:16:01 1391592 3324724 2647052 65.54 67068 2007956 622084 12.23 701944 1746964 33344 Average: 1537633 3354259 2501011 61.93 59740 1903264 605100 11.89 634327 1677815 99612 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 90.63 78.87 981.24 16.80 0.00 0.00 0.00 0.00 19:14:02 lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 311.88 312.44 1722.46 60.06 0.00 0.00 0.00 0.00 19:15:01 lo 1.86 1.86 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 56.52 61.94 52.54 527.21 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 152.13 150.18 914.25 202.14 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1353) 12/01/23 _x86_64_ (4 CPU) 19:12:44 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 19.48 0.00 1.38 2.28 0.05 76.80 19:14:02 0 19.45 0.00 1.30 1.28 0.07 77.89 19:14:02 1 14.58 0.00 1.18 0.80 0.03 83.40 19:14:02 2 17.79 0.00 1.44 3.01 0.05 77.71 19:14:02 3 26.12 0.00 1.59 4.04 0.08 68.16 19:15:01 all 34.34 0.00 1.84 1.32 0.08 62.42 19:15:01 0 54.60 0.00 2.36 2.95 0.10 39.99 19:15:01 1 33.47 0.00 1.70 0.68 0.07 64.09 19:15:01 2 27.11 0.00 1.64 0.19 0.09 70.99 19:15:01 3 22.03 0.00 1.71 1.47 0.05 74.74 19:16:01 all 18.44 0.00 0.94 1.03 0.05 79.54 19:16:01 0 26.38 0.00 1.32 3.06 0.05 69.19 19:16:01 1 13.53 0.00 0.90 0.07 0.03 85.47 19:16:01 2 19.21 0.00 0.82 0.03 0.05 79.88 19:16:01 3 14.67 0.00 0.73 0.93 0.03 83.63 Average: all 24.02 0.00 1.39 1.55 0.06 72.99 Average: 0 33.37 0.00 1.66 2.43 0.07 62.47 Average: 1 20.44 0.00 1.26 0.51 0.04 77.74 Average: 2 21.33 0.00 1.30 1.08 0.06 76.23 Average: 3 20.92 0.00 1.34 2.15 0.06 75.53