---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10994 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 672K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / 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 526 13256 0 2256 15192 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:35:a1:5a brd ff:ff:ff:ff:ff:ff inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe35:a15a/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-10994) 01/10/24 _x86_64_ (4 CPU) 15:14:40 LINUX RESTART (4 CPU) 15:15:01 tps rtps wtps bread/s bwrtn/s 15:16:02 82.79 51.42 31.36 4099.85 38096.05 15:17:01 104.54 25.03 79.51 832.41 7318.78 15:18:01 91.18 14.28 76.90 1101.28 9711.98 15:19:01 68.21 0.35 67.86 24.80 9668.66 Average: 86.60 22.76 63.84 1517.47 16236.39 15:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:16:02 14451548 15689520 1973420 12.01 32028 1425032 692372 3.96 491380 1306280 7192 15:17:01 14045596 15563880 2379372 14.49 50460 1671844 866096 4.96 686672 1482316 98964 15:18:01 13764012 15568268 2660956 16.20 74084 1917276 805148 4.61 747676 1670112 138936 15:19:01 13582344 15565824 2842624 17.31 87076 2075880 775132 4.44 760508 1822752 133784 Average: 13960875 15596873 2464093 15.00 60912 1772508 784687 4.49 671559 1570365 94719 15:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:16:02 ens3 279.94 194.00 684.68 45.27 0.00 0.00 0.00 0.00 15:16:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 15:17:01 ens3 164.59 119.98 1456.23 31.60 0.00 0.00 0.00 0.00 15:17:01 lo 1.97 1.97 0.20 0.20 0.00 0.00 0.00 0.00 15:18:01 ens3 48.54 30.88 613.97 7.93 0.00 0.00 0.00 0.00 15:18:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 15:19:01 ens3 40.64 29.30 543.95 7.07 0.00 0.00 0.00 0.00 15:19:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 133.30 93.43 822.04 22.93 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10994) 01/10/24 _x86_64_ (4 CPU) 15:14:40 LINUX RESTART (4 CPU) 15:15:01 CPU %user %nice %system %iowait %steal %idle 15:16:02 all 5.30 0.00 1.26 32.39 0.04 61.01 15:16:02 0 6.46 0.00 0.70 11.10 0.03 81.70 15:16:02 1 4.70 0.00 1.00 29.11 0.03 65.15 15:16:02 2 5.57 0.00 2.12 10.05 0.03 82.23 15:16:02 3 4.46 0.00 1.21 79.39 0.03 14.91 15:17:01 all 17.00 0.00 1.65 12.03 0.06 69.26 15:17:01 0 13.37 0.00 1.36 5.27 0.05 79.94 15:17:01 1 13.30 0.00 1.46 14.25 0.07 70.92 15:17:01 2 22.93 0.00 2.09 7.44 0.10 67.44 15:17:01 3 18.41 0.00 1.70 21.09 0.07 58.73 15:18:01 all 19.26 0.00 1.56 4.60 0.07 74.51 15:18:01 0 15.12 0.00 1.39 0.53 0.05 82.91 15:18:01 1 28.84 0.00 2.04 3.10 0.10 65.91 15:18:01 2 19.00 0.00 1.45 1.84 0.07 77.64 15:18:01 3 14.12 0.00 1.34 12.93 0.03 71.58 15:19:01 all 19.40 0.00 1.14 4.74 0.05 74.67 15:19:01 0 11.88 0.00 0.82 0.35 0.05 86.90 15:19:01 1 36.01 0.00 2.10 7.49 0.08 54.32 15:19:01 2 9.38 0.00 1.04 9.85 0.03 79.70 15:19:01 3 20.34 0.00 0.65 1.32 0.05 77.64 Average: all 15.24 0.00 1.40 13.44 0.06 69.87 Average: 0 11.71 0.00 1.07 4.30 0.05 82.88 Average: 1 20.74 0.00 1.65 13.49 0.07 64.05 Average: 2 14.17 0.00 1.67 7.29 0.06 76.80 Average: 3 14.33 0.00 1.22 28.65 0.05 55.75