---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8500 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 7.6G 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 475 5347 0 2152 7221 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:7f:c2:7e brd ff:ff:ff:ff:ff:ff inet 10.32.6.33/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe7f:c27e/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-8500) 11/08/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 167.34 85.74 81.61 4958.48 40127.31 07:07:01 53.78 0.22 53.56 27.11 9156.08 07:08:01 97.68 37.81 59.87 2147.91 8904.78 07:09:01 25.82 1.25 24.58 63.05 4895.43 Average: 86.29 31.38 54.91 1806.53 15798.86 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6040180 7430616 2127240 26.05 35884 1535136 695696 7.55 570312 1396132 70004 07:07:01 5781276 7398464 2386144 29.22 53580 1731748 694152 7.53 614408 1584500 122256 07:08:01 5509724 7414828 2657696 32.54 62312 2002172 668852 7.26 715480 1737168 113344 07:09:01 5444752 7362056 2722668 33.34 64512 2011848 714596 7.75 776744 1740672 8672 Average: 5693983 7401491 2473437 30.28 54072 1820226 693324 7.52 669236 1614618 78569 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:06:02 ens3 269.73 183.04 1217.00 61.64 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:07:01 ens3 41.88 33.89 570.39 4.48 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 255.84 265.47 1416.68 57.54 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:09:01 ens3 48.65 59.43 26.71 605.63 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 154.49 135.88 808.66 183.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8500) 11/08/25 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.33 0.00 2.77 5.97 2.93 67.00 07:06:02 0 11.48 0.00 1.76 7.76 2.59 76.40 07:06:02 1 33.44 0.00 4.67 9.46 3.27 49.17 07:06:02 2 14.74 0.00 2.93 3.34 3.42 75.56 07:06:02 3 25.73 0.00 1.75 3.32 2.45 66.74 07:07:01 all 18.20 0.00 1.16 1.86 1.34 77.43 07:07:01 0 32.50 0.00 1.87 0.35 1.57 63.70 07:07:01 1 14.84 0.00 1.16 4.62 1.56 77.82 07:07:01 2 2.68 0.00 0.34 2.09 1.15 93.75 07:07:01 3 22.83 0.00 1.25 0.37 1.10 74.45 07:08:01 all 36.69 0.00 2.18 2.37 4.32 54.44 07:08:01 0 32.81 0.00 1.35 1.74 3.98 60.12 07:08:01 1 34.82 0.00 1.76 3.67 3.72 56.04 07:08:01 2 40.18 0.00 2.63 2.78 4.97 49.44 07:08:01 3 38.93 0.00 2.96 1.28 4.60 52.23 07:09:01 all 20.43 0.00 0.90 1.03 1.43 76.21 07:09:01 0 27.60 0.00 0.92 0.16 2.11 69.21 07:09:01 1 8.02 0.00 0.90 1.45 0.52 89.12 07:09:01 2 12.95 0.00 0.61 0.20 1.00 85.24 07:09:01 3 33.04 0.00 1.16 2.32 2.12 61.37 Average: all 24.21 0.00 1.76 2.82 2.52 68.70 Average: 0 26.06 0.00 1.47 2.52 2.57 67.38 Average: 1 22.85 0.00 2.13 4.80 2.27 67.94 Average: 2 17.77 0.00 1.64 2.11 2.65 75.83 Average: 3 30.19 0.00 1.78 1.83 2.58 63.62