---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1910 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 7.8G 12G 41% / 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 5199 0 2304 7221 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:bd:fd:75 brd ff:ff:ff:ff:ff:ff inet 10.32.6.76/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86014sec preferred_lft 86014sec inet6 fe80::f816:3eff:febd:fd75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1910) 08/02/25 _x86_64_ (4 CPU) 03:47:50 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 113.40 54.13 59.26 3558.15 5068.44 03:50:01 58.46 5.53 52.92 171.44 8960.51 03:51:01 40.20 7.00 33.21 98.37 6274.04 03:52:01 9.38 0.00 9.38 0.00 358.09 03:53:01 51.20 0.40 50.80 14.40 9052.05 03:54:01 22.45 0.70 21.75 77.85 4602.57 Average: 49.18 11.29 37.89 653.38 5719.07 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5946772 7369368 2220640 27.19 37020 1565904 742568 8.06 634124 1424376 87920 03:50:01 5817068 7466692 2350344 28.78 55844 1758584 615740 6.68 543176 1614184 131284 03:51:01 5534200 7236816 2633212 32.24 58868 1806872 886384 9.62 785840 1650760 1832 03:52:01 5521908 7231656 2645504 32.39 60756 1811164 894360 9.70 792752 1654264 1812 03:53:01 5288924 7352564 2878488 35.24 65772 2152828 725884 7.88 689072 1976880 109288 03:54:01 5302840 7372612 2864572 35.07 68080 2156088 708516 7.69 674980 1975512 10436 Average: 5568619 7338285 2598793 31.82 57723 1875240 762242 8.27 686657 1715996 57095 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 03:49:01 ens3 378.91 210.71 1409.02 65.33 0.00 0.00 0.00 0.00 03:50:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 60.52 32.86 417.15 7.37 0.00 0.00 0.00 0.00 03:51:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 03:51:01 ens3 88.52 95.87 764.50 20.74 0.00 0.00 0.00 0.00 03:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 58.00 83.03 60.57 13.01 0.00 0.00 0.00 0.00 03:53:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 640.94 563.13 4044.35 70.97 0.00 0.00 0.00 0.00 03:54:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 03:54:01 ens3 11.80 13.11 9.13 6.04 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 206.45 166.46 1117.47 30.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1910) 08/02/25 _x86_64_ (4 CPU) 03:47:50 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 22.32 0.00 1.92 4.43 2.27 69.06 03:49:01 0 28.13 0.00 2.25 1.68 1.68 66.26 03:49:01 1 16.00 0.00 1.36 1.27 1.62 79.75 03:49:01 2 10.19 0.00 2.13 11.44 3.33 72.91 03:49:01 3 35.15 0.00 1.93 3.25 2.41 57.26 03:50:01 all 20.92 0.00 1.50 2.31 1.65 73.63 03:50:01 0 15.92 0.00 1.18 3.43 1.42 78.06 03:50:01 1 15.29 0.00 1.28 1.34 1.18 80.91 03:50:01 2 6.35 0.00 1.15 3.69 2.23 86.59 03:50:01 3 46.41 0.00 2.42 0.72 1.77 48.69 03:51:01 all 13.92 0.00 0.88 0.50 2.45 82.24 03:51:01 0 13.82 0.00 1.46 0.40 2.49 81.83 03:51:01 1 9.22 0.00 0.94 0.64 1.78 87.41 03:51:01 2 17.22 0.00 0.56 0.74 3.46 78.01 03:51:01 3 15.39 0.00 0.58 0.22 2.09 81.72 03:52:01 all 4.93 0.00 0.43 0.06 1.32 93.27 03:52:01 0 7.46 0.00 0.18 0.00 1.04 91.31 03:52:01 1 3.16 0.00 0.45 0.22 0.80 95.38 03:52:01 2 2.82 0.00 0.21 0.02 1.88 95.06 03:52:01 3 6.27 0.00 0.84 0.00 1.52 91.36 03:53:01 all 20.70 0.00 1.91 0.73 2.24 74.42 03:53:01 0 17.78 0.00 1.79 0.36 1.78 78.28 03:53:01 1 19.84 0.00 1.74 0.35 2.17 75.91 03:53:01 2 25.59 0.00 2.64 1.99 2.74 67.04 03:53:01 3 19.64 0.00 1.47 0.20 2.28 76.41 03:54:01 all 20.23 0.00 1.06 1.08 1.19 76.44 03:54:01 0 3.14 0.00 0.40 0.08 0.73 95.65 03:54:01 1 40.39 0.00 1.02 0.92 1.43 56.24 03:54:01 2 21.45 0.00 1.72 1.56 1.51 73.76 03:54:01 3 16.02 0.00 1.10 1.78 1.10 80.00 Average: all 17.17 0.00 1.28 1.52 1.85 78.18 Average: 0 14.37 0.00 1.21 0.99 1.52 81.90 Average: 1 17.30 0.00 1.13 0.79 1.50 79.28 Average: 2 13.91 0.00 1.40 3.25 2.53 78.91 Average: 3 23.12 0.00 1.39 1.03 1.86 72.60