---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14239 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 8.7G 11G 46% / 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 470 4147 0 3358 7207 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:fd:ba:00 brd ff:ff:ff:ff:ff:ff inet 10.32.6.236/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86209sec preferred_lft 86209sec inet6 fe80::f816:3eff:fefd:ba00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14239) 10/03/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 161.79 58.52 103.27 3676.85 42940.73 12:30:01 154.17 43.83 110.35 2701.02 52978.64 12:31:01 36.51 1.38 35.13 95.58 4978.64 Average: 117.49 34.58 82.91 2157.82 33632.67 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5912520 7469920 2254900 27.61 49464 1678320 641408 6.96 518972 1555668 188176 12:30:01 4008344 7107644 4159076 50.92 63284 3176212 917740 9.96 955912 2960456 76444 12:31:01 4212112 7344280 3955308 48.43 67880 3203168 725240 7.87 762948 2948876 8852 Average: 4710992 7307281 3456428 42.32 60209 2685900 761463 8.26 745944 2488333 91157 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 414.51 265.67 1633.05 68.47 0.00 0.00 0.00 0.00 12:29:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:30:01 ens3 936.73 648.84 20217.84 86.03 0.00 0.00 0.00 0.00 12:30:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 12:31:01 ens3 68.52 78.95 244.92 22.10 0.00 0.00 0.00 0.00 12:31:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 473.25 331.16 7365.27 58.87 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14239) 10/03/26 _x86_64_ (4 CPU) 12:27:55 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 20.79 0.00 2.29 5.25 0.07 71.61 12:29:01 0 12.07 0.00 1.42 1.67 0.03 84.80 12:29:01 1 6.72 0.00 1.27 9.94 0.03 82.03 12:29:01 2 15.30 0.00 3.34 5.75 0.10 75.51 12:29:01 3 49.02 0.00 3.09 3.64 0.10 44.14 12:30:01 all 30.96 0.00 2.14 3.27 0.10 63.53 12:30:01 0 22.35 0.00 2.11 3.13 0.07 72.35 12:30:01 1 24.69 0.00 1.96 4.13 0.07 69.15 12:30:01 2 24.67 0.00 1.55 2.44 0.10 71.24 12:30:01 3 52.27 0.00 2.96 3.42 0.15 41.20 12:31:01 all 21.49 0.00 1.11 0.84 0.06 76.50 12:31:01 0 48.86 0.00 1.42 0.32 0.10 49.31 12:31:01 1 4.39 0.00 0.83 0.53 0.03 94.21 12:31:01 2 23.09 0.00 0.95 0.07 0.05 75.84 12:31:01 3 9.50 0.00 1.26 2.45 0.03 86.76 Average: all 24.41 0.00 1.84 3.12 0.07 70.55 Average: 0 27.78 0.00 1.65 1.70 0.07 68.80 Average: 1 11.93 0.00 1.35 4.87 0.04 81.81 Average: 2 21.03 0.00 1.94 2.75 0.08 74.20 Average: 3 36.92 0.00 2.44 3.17 0.09 57.38