---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1570 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 7.7G 12G 40% / 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 471 5174 0 2329 7219 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:a6:6e:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fea6:6ed4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1570) 10/31/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 152.31 55.17 97.13 3606.60 39744.19 12:49:01 144.56 45.65 98.92 2829.41 17007.12 12:50:01 37.21 2.22 34.99 121.05 6322.41 Average: 111.18 34.28 76.89 2182.13 21046.79 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5855832 7448384 2311588 28.30 50312 1711956 656744 7.13 538344 1588332 202540 12:49:01 5020512 6977184 3146908 38.53 65788 2045336 1144848 12.42 1080396 1847944 14628 12:50:01 5294932 7390076 2872488 35.17 70260 2177252 682852 7.41 761876 1890760 10452 Average: 5390425 7271881 2776995 34.00 62120 1978181 828148 8.99 793539 1775679 75873 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 386.55 253.56 1866.31 67.77 0.00 0.00 0.00 0.00 12:48:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 319.84 342.32 2011.58 72.77 0.00 0.00 0.00 0.00 12:49:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 167.11 147.53 329.73 624.19 0.00 0.00 0.00 0.00 12:50:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 291.01 247.28 1399.17 255.92 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1570) 10/31/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.49 0.00 1.85 4.75 0.07 71.85 12:48:02 0 13.83 0.00 1.62 2.72 0.05 81.78 12:48:02 1 50.27 0.00 3.12 2.38 0.12 44.11 12:48:02 2 14.08 0.00 1.60 5.33 0.07 78.93 12:48:02 3 7.68 0.00 1.02 8.55 0.07 82.68 12:49:01 all 37.19 0.00 2.03 2.74 0.11 57.94 12:49:01 0 30.03 0.00 1.49 1.53 0.10 66.84 12:49:01 1 46.79 0.00 1.99 4.10 0.12 47.00 12:49:01 2 37.10 0.00 3.58 2.06 0.10 57.16 12:49:01 3 34.83 0.00 1.14 3.24 0.10 60.69 12:50:01 all 21.75 0.00 1.17 0.80 0.05 76.22 12:50:01 0 36.22 0.00 1.34 0.08 0.08 62.28 12:50:01 1 11.91 0.00 0.87 0.70 0.03 86.49 12:50:01 2 31.89 0.00 1.51 0.10 0.08 66.42 12:50:01 3 7.02 0.00 0.92 2.34 0.02 89.71 Average: all 26.75 0.00 1.68 2.76 0.08 68.73 Average: 0 26.68 0.00 1.48 1.44 0.08 70.32 Average: 1 36.26 0.00 1.99 2.39 0.09 59.27 Average: 2 27.65 0.00 2.22 2.50 0.08 67.55 Average: 3 16.41 0.00 1.02 4.72 0.06 77.79