---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8349 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: 2800.000 BogoMIPS: 5600.00 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 8.7G 11G 45% / 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 468 4192 0 3314 7209 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:3e:36:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.15/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe3e:36a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8349) 08/15/26 _x86_64_ (4 CPU) 08:12:49 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 115.63 54.01 61.62 3548.74 5393.92 08:15:01 78.22 26.25 51.97 1534.28 9843.29 08:16:01 95.17 11.48 83.69 752.15 43771.68 08:17:01 39.86 2.62 37.24 127.05 4859.46 Average: 82.22 23.59 58.63 1490.52 15968.24 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5943800 7396104 2223612 27.23 38736 1592664 714972 7.76 614792 1445504 113704 08:15:01 5558360 7378932 2609052 31.94 58164 1923348 827776 8.98 656764 1751644 212044 08:16:01 3836916 6790972 4330496 53.02 64128 3031784 1253004 13.60 1258820 2829480 6548 08:17:01 4294236 7380400 3873176 47.42 68812 3156156 672200 7.29 722316 2904704 24876 Average: 4908328 7236602 3259084 39.90 57460 2425988 866988 9.41 813173 2232833 89293 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 371.22 218.45 1454.77 65.10 0.00 0.00 0.00 0.00 08:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 94.12 77.32 896.04 15.14 0.00 0.00 0.00 0.00 08:15:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 08:16:01 ens3 855.70 584.59 18109.36 81.61 0.00 0.00 0.00 0.00 08:16:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 08:17:01 ens3 151.01 159.64 830.37 43.35 0.00 0.00 0.00 0.00 08:17:01 lo 1.57 1.57 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 368.03 260.01 5323.17 51.30 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8349) 08/15/26 _x86_64_ (4 CPU) 08:12:49 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 23.23 0.00 1.74 3.73 1.14 70.16 08:14:01 0 11.77 0.00 1.27 2.81 0.64 83.50 08:14:01 1 41.56 0.00 2.22 6.08 1.37 48.76 08:14:01 2 29.41 0.00 2.32 2.00 1.49 64.77 08:14:01 3 10.37 0.00 1.16 4.05 1.08 83.34 08:15:01 all 21.58 0.00 1.46 2.22 0.87 73.87 08:15:01 0 9.06 0.00 0.35 0.03 0.50 90.06 08:15:01 1 17.94 0.00 1.53 1.20 0.63 78.70 08:15:01 2 45.07 0.00 2.52 0.67 1.43 50.32 08:15:01 3 14.37 0.00 1.43 6.97 0.92 76.31 08:16:01 all 39.22 0.00 2.53 1.69 3.54 53.02 08:16:01 0 38.63 0.00 1.84 0.60 2.89 56.04 08:16:01 1 40.20 0.00 4.90 1.87 3.85 49.18 08:16:01 2 34.83 0.00 2.13 3.14 4.43 55.45 08:16:01 3 43.26 0.00 1.25 1.15 2.99 51.35 08:17:01 all 28.17 0.00 1.42 0.87 2.66 66.88 08:17:01 0 33.17 0.00 1.33 0.53 2.78 62.19 08:17:01 1 19.53 0.00 1.62 0.10 2.96 75.79 08:17:01 2 28.85 0.00 0.76 1.12 2.84 66.42 08:17:01 3 31.24 0.00 1.99 1.76 2.02 62.99 Average: all 28.05 0.00 1.78 2.13 2.05 65.98 Average: 0 23.14 0.00 1.20 0.99 1.70 72.97 Average: 1 29.74 0.00 2.56 2.30 2.20 63.20 Average: 2 34.53 0.00 1.93 1.74 2.55 59.25 Average: 3 24.82 0.00 1.46 3.48 1.75 68.49