---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4456 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.2G 12G 43% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 4702 0 2804 7215 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:50:9f:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.138/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe50:9fb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4456) 06/27/26 _x86_64_ (4 CPU) 19:38:00 LINUX RESTART (4 CPU) 19:39:02 tps rtps wtps bread/s bwrtn/s 19:40:01 57.14 0.19 56.96 22.37 9938.93 19:41:01 112.45 35.63 76.82 2197.23 27877.75 19:42:01 39.38 4.53 34.84 180.77 4866.12 19:43:01 22.71 2.43 20.28 80.25 1617.86 Average: 57.92 10.74 47.18 622.66 11079.92 19:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:01 5698376 7412320 2469044 30.23 56364 1819792 677132 7.35 599704 1669728 172452 19:41:01 4509240 6945996 3658180 44.79 64064 2521072 1399820 15.19 1099980 2327748 7576 19:42:01 4849344 7417212 3318076 40.63 68452 2644828 654432 7.10 689376 2395136 24644 19:43:01 4855760 7428340 3311660 40.55 70184 2647460 657428 7.13 682296 2394748 8620 Average: 4978180 7300967 3189240 39.05 64766 2408288 847203 9.19 767839 2196840 53323 19:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:01 ens3 57.80 42.64 685.86 5.23 0.00 0.00 0.00 0.00 19:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:41:01 ens3 609.50 507.90 10704.73 75.15 0.00 0.00 0.00 0.00 19:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 19:42:01 ens3 181.89 192.67 867.79 39.26 0.00 0.00 0.00 0.00 19:42:01 lo 1.32 1.32 0.18 0.18 0.00 0.00 0.00 0.00 19:43:01 ens3 9.27 9.92 7.65 4.44 0.00 0.00 0.00 0.00 19:43:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 215.27 188.89 3076.47 31.13 0.00 0.00 0.00 0.00 Average: lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4456) 06/27/26 _x86_64_ (4 CPU) 19:38:00 LINUX RESTART (4 CPU) 19:39:02 CPU %user %nice %system %iowait %steal %idle 19:40:01 all 19.59 0.00 1.29 2.19 1.73 75.21 19:40:01 0 4.07 0.00 0.39 1.71 0.46 93.37 19:40:01 1 37.41 0.00 2.34 0.39 1.60 58.25 19:40:01 2 23.59 0.00 1.16 2.12 3.56 69.56 19:40:01 3 13.14 0.00 1.28 4.55 1.27 79.76 19:41:01 all 31.66 0.00 2.01 2.86 4.91 58.57 19:41:01 0 36.55 0.00 1.51 0.74 4.68 56.52 19:41:01 1 33.27 0.00 1.45 3.57 4.03 57.69 19:41:01 2 26.30 0.00 1.37 2.51 4.83 64.98 19:41:01 3 30.53 0.00 3.69 4.61 6.06 55.11 19:42:01 all 30.76 0.00 1.50 1.05 3.58 63.11 19:42:01 0 33.82 0.00 1.71 0.48 3.28 60.71 19:42:01 1 18.74 0.00 1.52 1.22 3.12 75.39 19:42:01 2 23.07 0.00 0.79 1.94 3.00 71.21 19:42:01 3 47.26 0.00 1.96 0.57 4.92 45.28 19:43:01 all 18.76 0.00 0.77 0.91 1.12 78.44 19:43:01 0 4.70 0.00 0.41 0.22 0.86 93.81 19:43:01 1 0.58 0.00 0.20 0.77 0.50 97.95 19:43:01 2 23.37 0.00 0.78 1.33 1.29 73.22 19:43:01 3 46.39 0.00 1.68 1.33 1.84 48.75 Average: all 25.24 0.00 1.40 1.75 2.85 68.76 Average: 0 19.94 0.00 1.01 0.78 2.34 75.94 Average: 1 22.48 0.00 1.37 1.50 2.32 72.33 Average: 2 24.09 0.00 1.03 1.98 3.18 69.73 Average: 3 34.45 0.00 2.16 2.76 3.55 57.08