---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2054 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 7.6G 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 603 1136 0 2203 3075 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:ac:7a:5e brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:feac:7a5e/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-2054) 03/08/25 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 135.58 52.89 82.69 3504.22 7595.53 08:15:01 133.77 39.40 94.37 2285.64 15254.52 08:16:01 28.83 3.42 25.41 156.77 4425.93 Average: 99.39 31.90 67.49 1982.23 9092.34 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1782204 3357716 2256440 55.87 51216 1679204 611260 12.02 541172 1538668 178176 08:15:01 1421096 3386904 2617548 64.81 64256 2041752 540396 10.62 614516 1798300 71944 08:16:01 1181084 3165396 2857560 70.76 66960 2057736 710488 13.97 877336 1775060 16140 Average: 1461461 3303339 2577183 63.81 60811 1926231 620715 12.20 677675 1704009 88753 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 408.83 283.52 1572.51 71.31 0.00 0.00 0.00 0.00 08:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 763.40 668.44 3122.13 141.33 0.00 0.00 0.00 0.00 08:15:01 lo 2.33 2.33 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 183.17 124.31 190.19 94.55 0.00 0.00 0.00 0.00 08:16:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 451.82 358.78 1628.36 102.40 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2054) 03/08/25 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.31 0.00 1.92 3.69 0.06 73.02 08:14:01 0 28.89 0.00 2.72 2.36 0.07 65.96 08:14:01 1 22.79 0.00 1.85 6.04 0.05 69.27 08:14:01 2 17.58 0.00 1.54 3.33 0.08 77.47 08:14:01 3 15.95 0.00 1.56 3.00 0.05 79.44 08:15:01 all 38.15 0.00 1.90 2.47 0.09 57.39 08:15:01 0 46.82 0.00 1.50 1.27 0.10 50.31 08:15:01 1 34.78 0.00 1.70 4.10 0.07 59.35 08:15:01 2 39.09 0.00 1.89 2.53 0.08 56.41 08:15:01 3 31.93 0.00 2.49 2.02 0.08 63.47 08:16:01 all 21.83 0.00 0.83 0.69 0.05 76.60 08:16:01 0 26.43 0.00 0.93 0.12 0.03 72.49 08:16:01 1 13.81 0.00 0.55 0.51 0.05 85.07 08:16:01 2 32.59 0.00 0.88 0.43 0.05 66.04 08:16:01 3 14.51 0.00 0.95 1.69 0.05 82.80 Average: all 27.09 0.00 1.55 2.28 0.07 69.01 Average: 0 34.04 0.00 1.72 1.25 0.07 62.92 Average: 1 23.78 0.00 1.36 3.55 0.06 71.26 Average: 2 29.76 0.00 1.44 2.09 0.07 66.64 Average: 3 20.80 0.00 1.67 2.24 0.06 75.24