---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10044 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1171 12350 0 2517 14549 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:5e:85:95 brd ff:ff:ff:ff:ff:ff inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe5e:8595/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10044) 01/06/24 _x86_64_ (4 CPU) 13:06:31 LINUX RESTART (4 CPU) 13:07:02 tps rtps wtps bread/s bwrtn/s 13:08:01 81.66 17.34 64.33 1033.05 7462.33 13:09:01 161.24 42.41 118.83 2513.85 20085.72 13:10:01 27.25 2.97 24.28 83.99 16408.73 Average: 90.10 20.92 69.17 1211.28 14692.42 13:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:08:01 13959800 15554432 2465168 15.01 62848 1732704 795200 4.55 683988 1566696 183552 13:09:01 12544528 14551288 3880440 23.63 76752 2116196 1723088 9.86 1776240 1857772 17520 13:10:01 12693972 14926664 3730996 22.72 78056 2336888 1345792 7.70 1594976 1884060 924 Average: 13066100 15010795 3358868 20.45 72552 2061929 1288027 7.37 1351735 1769509 67332 13:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:08:01 ens3 64.40 43.55 966.62 8.15 0.00 0.00 0.00 0.00 13:08:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 13:09:01 ens3 407.07 333.28 3667.40 75.66 0.00 0.00 0.00 0.00 13:09:01 lo 1.72 1.72 0.31 0.31 0.00 0.00 0.00 0.00 13:10:01 ens3 352.54 260.99 444.20 286.05 0.00 0.00 0.00 0.00 13:10:01 lo 1.62 1.62 1.54 1.54 0.00 0.00 0.00 0.00 Average: ens3 275.84 213.55 1696.80 123.93 0.00 0.00 0.00 0.00 Average: lo 1.56 1.56 0.67 0.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10044) 01/06/24 _x86_64_ (4 CPU) 13:06:31 LINUX RESTART (4 CPU) 13:07:02 CPU %user %nice %system %iowait %steal %idle 13:08:01 all 18.46 0.00 1.29 4.61 0.05 75.59 13:08:01 0 18.71 0.00 1.13 0.64 0.07 79.45 13:08:01 1 8.57 0.00 0.95 6.21 0.05 84.22 13:08:01 2 14.68 0.00 1.22 0.59 0.03 83.47 13:08:01 3 31.97 0.00 1.79 11.07 0.09 55.08 13:09:01 all 47.08 0.00 2.29 3.05 0.10 47.49 13:09:01 0 53.00 0.00 2.45 2.22 0.08 42.25 13:09:01 1 44.15 0.00 2.37 1.60 0.08 51.80 13:09:01 2 46.34 0.00 2.84 2.64 0.10 48.08 13:09:01 3 44.84 0.00 1.52 5.70 0.10 47.83 13:10:01 all 40.18 0.00 1.36 0.76 0.09 57.61 13:10:01 0 51.51 0.00 2.29 0.13 0.08 45.99 13:10:01 1 31.96 0.00 0.79 0.00 0.07 67.19 13:10:01 2 39.76 0.00 1.05 0.10 0.15 58.94 13:10:01 3 37.47 0.00 1.34 2.80 0.07 58.32 Average: all 35.31 0.00 1.65 2.80 0.08 60.17 Average: 0 41.13 0.00 1.96 1.00 0.08 55.84 Average: 1 28.29 0.00 1.37 2.59 0.07 67.68 Average: 2 33.66 0.00 1.71 1.11 0.10 63.43 Average: 3 38.14 0.00 1.55 6.50 0.08 53.74