---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8552 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / 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 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 459 5298 0 2217 7233 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:a5:94:a6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.197/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fea5:94a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8552) 11/08/25 _x86_64_ (4 CPU) 15:35:51 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 123.86 54.31 69.56 3560.87 38375.35 15:38:01 56.75 0.22 56.53 27.11 9446.13 15:39:01 86.77 16.30 70.47 578.97 11589.94 15:40:01 33.79 2.63 31.16 142.49 4311.90 Average: 75.37 18.44 56.93 1081.72 15957.47 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 6057456 7444508 2109964 25.83 35828 1531980 672652 7.30 556192 1394504 70396 15:38:01 5844176 7484112 2323244 28.45 55800 1748864 619684 6.72 520028 1610952 124248 15:39:01 4944028 6810700 3223392 39.47 63952 1959632 1266988 13.75 1235268 1776332 7564 15:40:01 5420204 7397340 2747216 33.64 67812 2064132 693024 7.52 694932 1839184 23392 Average: 5566466 7284165 2600954 31.85 55848 1826152 813087 8.82 751605 1655243 56400 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 15:37:02 ens3 305.25 187.17 1115.57 61.82 0.00 0.00 0.00 0.00 15:38:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:38:01 ens3 42.40 36.49 570.37 4.66 0.00 0.00 0.00 0.00 15:39:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 15:39:01 ens3 448.69 434.11 3125.65 80.55 0.00 0.00 0.00 0.00 15:40:01 lo 1.65 1.65 0.19 0.19 0.00 0.00 0.00 0.00 15:40:01 ens3 135.15 137.25 649.37 32.56 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 233.67 199.43 1368.54 45.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8552) 11/08/25 _x86_64_ (4 CPU) 15:35:51 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 20.64 0.00 1.97 4.70 1.84 70.85 15:37:02 0 9.85 0.00 1.58 4.84 1.28 82.45 15:37:02 1 34.68 0.00 1.80 3.91 2.00 57.62 15:37:02 2 18.66 0.00 2.03 1.62 2.21 75.48 15:37:02 3 19.40 0.00 2.47 8.43 1.86 67.83 15:38:01 all 20.38 0.00 1.21 1.97 1.04 75.40 15:38:01 0 42.87 0.00 2.25 0.36 1.24 53.29 15:38:01 1 27.94 0.00 1.67 2.60 1.84 65.95 15:38:01 2 3.77 0.00 0.17 0.03 0.52 95.50 15:38:01 3 6.99 0.00 0.78 4.86 0.54 86.84 15:39:01 all 41.39 0.00 2.29 1.21 4.58 50.53 15:39:01 0 39.99 0.00 3.11 0.69 4.64 51.57 15:39:01 1 39.82 0.00 2.06 2.06 4.38 51.68 15:39:01 2 38.94 0.00 2.39 0.82 5.07 52.78 15:39:01 3 46.82 0.00 1.62 1.29 4.24 46.04 15:40:01 all 30.07 0.00 1.51 0.88 2.43 65.10 15:40:01 0 34.61 0.00 1.50 1.94 2.18 59.78 15:40:01 1 18.36 0.00 0.93 0.10 2.03 78.58 15:40:01 2 50.60 0.00 2.45 0.78 3.36 42.81 15:40:01 3 16.70 0.00 1.17 0.69 2.15 79.29 Average: all 28.18 0.00 1.75 2.19 2.48 65.39 Average: 0 31.80 0.00 2.11 1.96 2.34 61.78 Average: 1 30.23 0.00 1.61 2.16 2.57 63.42 Average: 2 28.13 0.00 1.77 0.82 2.81 66.48 Average: 3 22.59 0.00 1.51 3.80 2.21 69.89