---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4038 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 7.5G 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 403 1373 0 2167 3278 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:dc:ca:b4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fedc:cab4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4038) 01/18/24 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 110.98 61.97 49.01 4335.81 7481.95 07:07:01 111.30 36.74 74.56 2119.29 12566.61 07:08:01 33.93 1.07 32.86 59.72 6276.15 Average: 85.40 33.26 52.14 2171.61 8775.12 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1810500 3408484 2228152 55.17 49524 1703024 565840 11.12 514084 1541824 158492 07:07:01 1395828 3334588 2642824 65.44 61700 2019960 622512 12.24 714292 1732832 117976 07:08:01 1339112 3309264 2699540 66.84 67132 2043604 639744 12.58 751044 1747592 47676 Average: 1515147 3350779 2523505 62.48 59452 1922196 609365 11.98 659807 1674083 108048 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 07:06:01 ens3 336.49 236.83 1524.62 71.95 0.00 0.00 0.00 0.00 07:07:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 07:07:01 ens3 303.68 309.75 1593.49 60.76 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 64.66 69.42 59.85 615.49 0.00 0.00 0.00 0.00 Average: lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 234.95 205.34 1059.35 249.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4038) 01/18/24 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.43 0.00 1.67 3.05 0.05 72.80 07:06:01 0 10.98 0.00 0.80 0.78 0.05 87.39 07:06:01 1 21.53 0.00 1.96 2.37 0.05 74.08 07:06:01 2 34.89 0.00 1.79 1.61 0.07 61.65 07:06:01 3 22.38 0.00 2.16 7.44 0.05 67.98 07:07:01 all 30.98 0.00 1.54 2.02 0.07 65.39 07:07:01 0 33.09 0.00 1.29 1.39 0.07 64.16 07:07:01 1 22.35 0.00 0.90 1.25 0.05 75.45 07:07:01 2 42.64 0.00 2.45 2.08 0.08 52.74 07:07:01 3 25.82 0.00 1.54 3.37 0.08 69.19 07:08:01 all 18.75 0.00 0.94 0.91 0.04 79.35 07:08:01 0 10.82 0.00 0.88 0.10 0.03 88.17 07:08:01 1 8.58 0.00 0.62 0.03 0.02 90.75 07:08:01 2 44.22 0.00 1.15 2.71 0.05 51.86 07:08:01 3 11.32 0.00 1.14 0.80 0.03 86.71 Average: all 24.06 0.00 1.39 1.99 0.05 72.51 Average: 0 18.32 0.00 0.99 0.76 0.05 79.88 Average: 1 17.48 0.00 1.16 1.22 0.04 80.10 Average: 2 40.59 0.00 1.80 2.14 0.07 55.41 Average: 3 19.84 0.00 1.61 3.87 0.06 74.62