---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10076 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 8.6G 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 474 4192 0 3309 7203 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:db:35:97 brd ff:ff:ff:ff:ff:ff inet 10.32.6.199/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fedb:3597/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10076) 09/05/26 _x86_64_ (4 CPU) 19:37:48 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 117.11 54.03 63.08 3548.42 5903.65 19:40:01 53.24 0.12 53.13 20.74 9685.65 19:41:01 118.65 35.73 82.92 2221.76 43701.78 19:42:01 39.70 4.46 35.23 170.85 4891.29 Average: 82.29 23.68 58.61 1496.44 16070.30 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5973116 7400584 2194304 26.87 37248 1569848 704404 7.64 598800 1430788 71024 19:40:01 5756848 7466064 2410572 29.51 56928 1813740 620768 6.74 531520 1677596 143728 19:41:01 4057148 7004004 4110272 50.33 64104 3024240 1141496 12.39 1037092 2829356 8464 19:42:01 4313984 7394364 3853436 47.18 68604 3150016 662308 7.19 706756 2898764 26676 Average: 5025274 7316254 3142146 38.47 56721 2389461 782244 8.49 718542 2209126 62473 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:39:02 ens3 392.35 244.14 1465.58 65.97 0.00 0.00 0.00 0.00 19:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:40:01 ens3 19.96 17.52 362.46 3.24 0.00 0.00 0.00 0.00 19:41:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 19:41:01 ens3 893.63 632.31 18645.04 96.78 0.00 0.00 0.00 0.00 19:42:01 lo 1.57 1.57 0.20 0.20 0.00 0.00 0.00 0.00 19:42:01 ens3 169.18 168.93 835.50 45.47 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 370.20 266.73 5346.96 53.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10076) 09/05/26 _x86_64_ (4 CPU) 19:37:48 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.80 0.00 1.66 4.02 1.93 70.59 19:39:02 0 21.21 0.00 1.42 5.91 2.12 69.33 19:39:02 1 19.26 0.00 1.58 3.92 1.68 73.57 19:39:02 2 34.79 0.00 2.69 4.83 2.62 55.08 19:39:02 3 11.97 0.00 0.91 1.45 1.35 84.32 19:40:01 all 19.84 0.00 1.22 1.93 1.44 75.58 19:40:01 0 21.48 0.00 1.52 3.39 1.03 72.58 19:40:01 1 11.89 0.00 1.17 3.48 2.01 81.45 19:40:01 2 4.54 0.00 0.42 0.03 1.11 93.90 19:40:01 3 41.67 0.00 1.80 0.78 1.58 54.18 19:41:01 all 30.43 0.00 2.36 2.83 3.78 60.60 19:41:01 0 23.87 0.00 2.76 2.66 3.63 67.08 19:41:01 1 26.09 0.00 3.28 5.51 3.86 61.26 19:41:01 2 41.01 0.00 1.92 1.52 4.32 51.23 19:41:01 3 30.72 0.00 1.50 1.65 3.33 62.80 19:42:01 all 31.82 0.00 1.55 0.94 2.46 63.23 19:42:01 0 25.71 0.00 1.73 0.22 2.03 70.32 19:42:01 1 24.08 0.00 1.39 2.99 2.69 68.84 19:42:01 2 25.28 0.00 1.47 0.20 2.37 70.68 19:42:01 3 52.22 0.00 1.62 0.36 2.73 43.06 Average: all 26.00 0.00 1.70 2.43 2.41 67.46 Average: 0 23.08 0.00 1.86 3.04 2.21 69.81 Average: 1 20.36 0.00 1.86 3.98 2.56 71.25 Average: 2 26.48 0.00 1.63 1.65 2.61 67.63 Average: 3 34.07 0.00 1.45 1.06 2.25 61.16