---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4291 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 672K 1.6G 1% /run /dev/vda1 78G 8.8G 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 544 12867 0 2627 15173 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:06:69:ca brd ff:ff:ff:ff:ff:ff inet 10.30.107.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe06:69ca/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-4291) 11/25/23 _x86_64_ (4 CPU) 11:51:33 LINUX RESTART (4 CPU) 11:52:01 tps rtps wtps bread/s bwrtn/s 11:53:01 129.58 67.12 62.46 4573.37 15016.83 11:54:01 138.48 14.21 124.26 330.74 23843.49 11:55:01 78.24 8.82 69.42 1342.98 13024.36 Average: 115.43 30.05 85.38 2082.36 17294.90 11:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:53:01 14036536 15601428 2388424 14.54 59396 1708212 748856 4.29 640356 1542372 173340 11:54:01 13209864 15084292 3215096 19.57 75796 1987376 1202296 6.88 1184228 1795608 15072 11:55:01 13193284 15548008 3231676 19.68 85260 2448016 766436 4.39 861692 2115184 335220 Average: 13479895 15411243 2945065 17.93 73484 2047868 905863 5.18 895425 1817721 174544 11:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:53:01 ens3 332.43 199.67 1500.71 54.43 0.00 0.00 0.00 0.00 11:53:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 11:54:01 ens3 538.53 375.02 3035.61 116.70 0.00 0.00 0.00 0.00 11:54:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 11:55:01 ens3 584.65 378.00 1763.55 118.36 0.00 0.00 0.00 0.00 11:55:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 485.20 317.56 2099.95 96.50 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4291) 11/25/23 _x86_64_ (4 CPU) 11:51:33 LINUX RESTART (4 CPU) 11:52:01 CPU %user %nice %system %iowait %steal %idle 11:53:01 all 23.09 0.00 1.97 4.66 0.06 70.22 11:53:01 0 16.66 0.00 1.74 1.89 0.05 79.66 11:53:01 1 43.75 0.00 2.69 4.38 0.10 49.07 11:53:01 2 11.18 0.00 1.45 9.30 0.03 78.03 11:53:01 3 20.88 0.00 2.00 2.99 0.07 74.06 11:54:01 all 37.56 0.00 2.12 2.97 0.09 57.26 11:54:01 0 52.13 0.00 1.87 1.57 0.10 44.33 11:54:01 1 41.75 0.00 2.24 2.74 0.08 53.19 11:54:01 2 19.12 0.00 1.92 2.93 0.07 75.97 11:54:01 3 37.48 0.00 2.42 4.66 0.10 55.34 11:55:01 all 42.46 0.00 2.06 2.23 0.09 53.16 11:55:01 0 43.79 0.00 1.12 0.28 0.07 54.74 11:55:01 1 38.41 0.00 2.28 2.87 0.10 56.34 11:55:01 2 37.51 0.00 3.02 2.04 0.10 57.33 11:55:01 3 50.12 0.00 1.79 3.74 0.10 44.25 Average: all 34.36 0.00 2.05 3.29 0.08 60.22 Average: 0 37.53 0.00 1.58 1.25 0.07 59.57 Average: 1 41.31 0.00 2.40 3.33 0.09 52.87 Average: 2 22.56 0.00 2.13 4.76 0.07 70.49 Average: 3 36.16 0.00 2.07 3.80 0.09 57.89