---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-525 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: 2799.996 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 8.9G 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 542 12705 0 2791 15174 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:03:09:c6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fe03:9c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-525) 11/29/23 _x86_64_ (4 CPU) 13:26:26 LINUX RESTART (4 CPU) 13:27:01 tps rtps wtps bread/s bwrtn/s 13:28:01 90.20 13.73 76.47 989.57 14789.67 13:29:01 151.45 39.92 111.53 2427.19 23097.90 13:30:01 16.51 3.05 13.46 114.38 7130.41 13:31:01 28.03 1.95 26.08 217.96 19810.30 Average: 71.55 14.66 56.89 937.34 16207.36 13:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:28:01 13869320 15564344 2555648 15.56 67440 1822876 816412 4.67 689720 1639496 212400 13:29:01 12284456 14300608 4140512 25.21 77616 2124156 1893076 10.83 2013616 1880500 10724 13:30:01 10260800 12285864 6164168 37.53 78172 2131900 3888696 22.25 4057124 1854200 2416 13:31:01 11942856 14448228 4482112 27.29 80040 2601820 1778876 10.18 2051064 2165948 76044 Average: 12089358 14149761 4335610 26.40 75817 2170188 2094265 11.99 2202881 1885036 75396 13:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:28:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 13:28:01 ens3 66.27 41.58 1100.37 8.25 0.00 0.00 0.00 0.00 13:29:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:29:01 ens3 451.55 327.29 3762.34 81.46 0.00 0.00 0.00 0.00 13:30:01 lo 53.19 53.19 27.83 27.83 0.00 0.00 0.00 0.00 13:30:01 ens3 568.39 325.98 160.61 148.51 0.00 0.00 0.00 0.00 13:31:01 lo 16.06 16.06 3.33 3.33 0.00 0.00 0.00 0.00 13:31:01 ens3 650.71 468.96 3027.31 152.83 0.00 0.00 0.00 0.00 Average: lo 17.70 17.70 7.83 7.83 0.00 0.00 0.00 0.00 Average: ens3 434.23 290.95 2012.73 97.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-525) 11/29/23 _x86_64_ (4 CPU) 13:26:26 LINUX RESTART (4 CPU) 13:27:01 CPU %user %nice %system %iowait %steal %idle 13:28:01 all 19.91 0.00 1.34 4.15 0.05 74.56 13:28:01 0 9.89 0.00 1.37 13.12 0.03 75.58 13:28:01 1 35.62 0.00 1.60 2.67 0.07 60.04 13:28:01 2 5.41 0.00 0.63 0.35 0.05 93.55 13:28:01 3 28.70 0.00 1.74 0.45 0.05 69.07 13:29:01 all 45.36 0.00 1.89 5.87 0.09 46.79 13:29:01 0 44.25 0.00 1.39 7.02 0.08 47.26 13:29:01 1 48.72 0.00 1.59 2.25 0.10 47.34 13:29:01 2 40.94 0.00 2.77 7.03 0.10 49.15 13:29:01 3 47.46 0.00 1.82 7.23 0.08 43.40 13:30:01 all 69.78 0.00 1.89 0.44 0.13 27.77 13:30:01 0 73.33 0.00 2.46 0.32 0.13 23.75 13:30:01 1 73.48 0.00 1.14 0.03 0.12 25.23 13:30:01 2 75.83 0.00 1.82 1.37 0.13 20.84 13:30:01 3 56.43 0.00 2.16 0.03 0.12 41.26 13:31:01 all 49.36 0.00 1.89 2.42 0.10 46.24 13:31:01 0 48.57 0.00 1.78 0.02 0.10 49.52 13:31:01 1 47.88 0.00 2.01 4.39 0.10 45.61 13:31:01 2 52.82 0.00 2.04 3.82 0.10 41.22 13:31:01 3 48.17 0.00 1.69 1.44 0.10 48.59 Average: all 46.09 0.00 1.75 3.21 0.09 48.85 Average: 0 44.00 0.00 1.75 5.11 0.09 49.05 Average: 1 51.43 0.00 1.58 2.34 0.10 44.56 Average: 2 43.76 0.00 1.81 3.12 0.10 51.21 Average: 3 45.17 0.00 1.85 2.27 0.09 50.62