---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18338 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.7G 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 613 12862 0 2563 15106 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:7e:67:15 brd ff:ff:ff:ff:ff:ff inet 10.30.107.32/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe7e:6715/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18338) 12/06/25 _x86_64_ (4 CPU) 21:02:23 LINUX RESTART (4 CPU) 21:03:01 tps rtps wtps bread/s bwrtn/s 21:04:01 175.75 16.80 158.96 622.96 50260.02 21:05:01 36.33 1.22 35.11 45.86 4192.23 21:06:01 259.50 30.96 228.54 2094.90 15182.94 Average: 157.20 16.32 140.87 921.31 23211.29 21:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 13333372 15148420 3091596 18.82 74908 1929428 1182456 6.77 1094520 1760696 115044 21:05:01 12167060 13987236 4257908 25.92 75456 1933568 2242128 12.83 2269996 1746908 1600 21:06:01 13162136 15447404 3262832 19.87 79120 2388012 866848 4.96 980732 2032376 18816 Average: 12887523 14861020 3537445 21.54 76495 2083669 1430477 8.19 1448416 1846660 45153 21:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 289.50 227.86 2336.93 57.16 0.00 0.00 0.00 0.00 21:04:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 21:05:01 ens3 108.53 75.70 30.64 29.79 0.00 0.00 0.00 0.00 21:05:01 lo 0.23 0.23 0.01 0.01 0.00 0.00 0.00 0.00 21:06:01 ens3 926.21 636.57 3205.14 234.82 0.00 0.00 0.00 0.00 21:06:01 lo 0.63 0.63 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 441.44 313.40 1857.64 107.26 0.00 0.00 0.00 0.00 Average: lo 0.49 0.49 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18338) 12/06/25 _x86_64_ (4 CPU) 21:02:23 LINUX RESTART (4 CPU) 21:03:01 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 28.33 0.00 1.93 3.64 0.07 66.03 21:04:01 0 25.93 0.00 1.74 0.60 0.05 71.68 21:04:01 1 45.44 0.00 2.46 4.22 0.10 47.78 21:04:01 2 22.83 0.00 2.04 0.53 0.07 74.53 21:04:01 3 19.01 0.00 1.49 9.29 0.05 70.15 21:05:01 all 44.68 0.00 0.78 0.16 0.08 54.29 21:05:01 0 33.23 0.00 0.72 0.00 0.08 65.97 21:05:01 1 76.03 0.00 1.07 0.05 0.08 22.76 21:05:01 2 32.51 0.00 0.70 0.02 0.07 66.71 21:05:01 3 36.96 0.00 0.62 0.58 0.07 61.77 21:06:01 all 47.58 0.00 2.12 1.24 0.08 48.98 21:06:01 0 47.07 0.00 1.74 1.42 0.07 49.71 21:06:01 1 43.16 0.00 2.66 2.34 0.08 51.76 21:06:01 2 56.05 0.00 2.07 0.50 0.10 41.28 21:06:01 3 44.03 0.00 2.04 0.70 0.08 53.15 Average: all 40.22 0.00 1.61 1.68 0.08 56.42 Average: 0 35.41 0.00 1.40 0.67 0.07 62.45 Average: 1 54.89 0.00 2.06 2.20 0.09 40.76 Average: 2 37.13 0.00 1.60 0.35 0.08 60.84 Average: 3 33.40 0.00 1.38 3.50 0.07 61.65