---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2900 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 8.5G 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 607 13041 0 2391 15117 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:8e:72:c6 brd ff:ff:ff:ff:ff:ff inet 10.30.107.172/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86071sec preferred_lft 86071sec inet6 fe80::f816:3eff:fe8e:72c6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2900) 05/23/26 _x86_64_ (4 CPU) 05:30:12 LINUX RESTART (4 CPU) 05:31:01 tps rtps wtps bread/s bwrtn/s 05:32:01 56.71 5.55 51.16 183.70 17066.22 05:33:33 62.66 3.76 58.90 52.59 12126.11 05:34:01 18.14 0.11 18.03 1.43 2596.79 05:35:01 273.10 37.28 235.83 2519.05 34483.32 Average: 108.64 12.17 96.47 696.76 17845.15 05:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:32:01 13780764 15559656 2644196 16.10 69192 1901720 750608 4.30 654668 1756576 340252 05:33:33 13493492 15302408 2931468 17.85 72284 1926716 1150620 6.58 927308 1768088 6692 05:34:01 13479596 15295892 2945364 17.93 72880 1933512 1150620 6.58 934776 1774060 3020 05:35:01 13404884 15526220 3020076 18.39 76724 2230336 810344 4.64 816340 1961072 28808 Average: 13539684 15421044 2885276 17.57 72770 1998071 965548 5.53 833273 1814949 94693 05:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:32:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 05:32:01 ens3 72.24 48.16 946.98 9.35 0.00 0.00 0.00 0.00 05:33:33 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 05:33:33 ens3 40.92 35.34 224.80 8.09 0.00 0.00 0.00 0.00 05:34:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 05:34:01 ens3 38.52 31.95 220.92 7.47 0.00 0.00 0.00 0.00 05:35:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 05:35:01 ens3 518.18 381.75 3499.06 104.49 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 167.93 124.86 1224.62 32.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2900) 05/23/26 _x86_64_ (4 CPU) 05:30:12 LINUX RESTART (4 CPU) 05:31:01 CPU %user %nice %system %iowait %steal %idle 05:32:01 all 11.20 0.00 0.80 22.60 0.04 65.37 05:32:01 0 16.27 0.00 1.17 18.15 0.03 64.38 05:32:01 1 14.07 0.00 1.15 17.50 0.03 67.25 05:32:01 2 1.92 0.00 0.42 54.45 0.05 43.16 05:32:01 3 12.51 0.00 0.47 0.35 0.05 86.62 05:33:33 all 4.15 0.00 0.30 45.17 0.02 50.36 05:33:33 0 4.46 0.00 0.24 17.44 0.03 77.82 05:33:33 1 4.60 0.00 0.17 63.15 0.01 32.06 05:33:33 2 3.15 0.00 0.67 92.83 0.02 3.34 05:33:33 3 4.36 0.00 0.13 7.38 0.01 88.12 05:34:01 all 2.16 0.00 0.18 47.12 0.01 50.53 05:34:01 0 2.14 0.00 0.11 0.00 0.00 97.75 05:34:01 1 2.80 0.00 0.39 93.40 0.04 3.37 05:34:01 2 2.75 0.00 0.11 94.72 0.04 2.39 05:34:01 3 0.93 0.00 0.11 0.00 0.04 98.93 05:35:01 all 39.52 0.00 2.01 2.99 0.10 55.38 05:35:01 0 31.48 0.00 2.13 2.74 0.10 63.55 05:35:01 1 31.89 0.00 2.13 1.38 0.08 64.52 05:35:01 2 42.26 0.00 1.99 5.82 0.08 49.84 05:35:01 3 52.49 0.00 1.82 2.04 0.08 43.56 Average: all 14.52 0.00 0.84 29.21 0.04 55.39 Average: 0 13.90 0.00 0.93 11.91 0.05 73.22 Average: 1 13.60 0.00 0.93 39.82 0.04 45.62 Average: 2 12.56 0.00 0.87 61.72 0.05 24.81 Average: 3 18.02 0.00 0.63 3.42 0.04 77.88