---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18078 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.3G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 622 12238 0 3178 15087 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d3:c9:b3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.19/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:fed3:c9b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18078) 12/06/25 _x86_64_ (4 CPU) 01:13:51 LINUX RESTART (4 CPU) 01:14:01 tps rtps wtps bread/s bwrtn/s 01:15:02 370.29 54.47 315.81 3637.26 27094.55 01:16:01 184.34 32.74 151.60 1811.35 33185.16 01:17:01 85.27 4.55 80.72 129.98 33897.95 Average: 213.46 30.58 182.89 1859.80 31382.54 01:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:15:02 13844276 15468856 2580692 15.71 65896 1756792 860804 4.93 751396 1607836 215912 01:16:01 13001608 14956136 3423360 20.84 83584 2054560 1340452 7.67 1298572 1872740 7300 01:17:01 12552896 15454280 3872072 23.57 96236 2961768 842716 4.82 1254076 2326688 442256 Average: 13132927 15293091 3292041 20.04 81905 2257707 1014657 5.81 1101348 1935755 221823 01:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:15:02 ens3 444.54 288.30 1889.76 80.35 0.00 0.00 0.00 0.00 01:15:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 01:16:01 ens3 424.91 381.12 3710.39 69.85 0.00 0.00 0.00 0.00 01:16:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 01:17:01 ens3 509.48 415.83 5390.61 74.21 0.00 0.00 0.00 0.00 01:17:01 lo 9.80 9.80 0.88 0.88 0.00 0.00 0.00 0.00 Average: ens3 459.84 361.64 3663.33 74.83 0.00 0.00 0.00 0.00 Average: lo 3.89 3.89 0.36 0.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18078) 12/06/25 _x86_64_ (4 CPU) 01:13:51 LINUX RESTART (4 CPU) 01:14:01 CPU %user %nice %system %iowait %steal %idle 01:15:02 all 22.95 0.00 2.14 3.00 0.07 71.84 01:15:02 0 17.35 0.00 1.39 0.79 0.07 80.41 01:15:02 1 27.41 0.00 3.36 8.14 0.08 61.01 01:15:02 2 17.63 0.00 1.49 1.12 0.07 79.70 01:15:02 3 29.43 0.00 2.30 1.98 0.07 66.22 01:16:01 all 23.65 0.00 1.67 1.04 0.08 73.56 01:16:01 0 18.23 0.00 1.69 0.69 0.08 79.30 01:16:01 1 28.64 0.00 1.75 0.34 0.08 69.19 01:16:01 2 20.84 0.00 1.80 0.73 0.07 76.57 01:16:01 3 26.93 0.00 1.41 2.40 0.05 69.22 01:17:01 all 38.49 0.00 2.45 0.61 0.08 58.38 01:17:01 0 24.99 0.00 1.94 0.61 0.07 72.40 01:17:01 1 33.78 0.00 2.17 0.02 0.08 63.95 01:17:01 2 56.75 0.00 2.39 0.60 0.08 40.17 01:17:01 3 38.54 0.00 3.30 1.19 0.10 56.86 Average: all 28.39 0.00 2.09 1.55 0.07 67.90 Average: 0 20.21 0.00 1.67 0.70 0.07 77.34 Average: 1 29.95 0.00 2.43 2.84 0.08 64.70 Average: 2 31.78 0.00 1.89 0.82 0.07 65.44 Average: 3 31.65 0.00 2.34 1.86 0.07 64.08