---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1898 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 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 547 12358 0 3134 15162 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:6e:ad:fb brd ff:ff:ff:ff:ff:ff inet 10.30.107.214/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe6e:adfb/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-1898) 12/02/23 _x86_64_ (4 CPU) 18:10:43 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 110.38 35.81 74.57 1797.30 27608.47 18:13:01 185.34 31.63 153.71 1768.64 40481.52 18:14:01 89.99 3.85 86.14 101.85 37675.45 Average: 128.57 23.76 104.80 1222.60 35255.15 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 14071820 15629828 2353148 14.33 59496 1701060 723180 4.14 608296 1538384 161612 18:13:01 13207472 15180588 3217496 19.59 80644 2077760 1074216 6.15 1099120 1875440 13824 18:14:01 12626504 15495572 3798464 23.13 93684 2936292 824724 4.72 1218436 2296744 351036 Average: 13301932 15435329 3123036 19.01 77941 2238371 874040 5.00 975284 1903523 175491 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 18:12:01 ens3 122.25 80.07 965.37 24.42 0.00 0.00 0.00 0.00 18:13:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 18:13:01 ens3 387.85 346.21 3750.99 78.29 0.00 0.00 0.00 0.00 18:14:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:14:01 ens3 445.54 355.66 4901.19 53.68 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 318.55 260.65 3205.85 52.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1898) 12/02/23 _x86_64_ (4 CPU) 18:10:43 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 20.09 0.00 1.46 6.65 0.05 71.75 18:12:01 0 18.80 0.00 1.22 3.98 0.07 75.94 18:12:01 1 31.23 0.00 2.33 6.10 0.07 60.27 18:12:01 2 19.24 0.00 1.33 0.55 0.03 78.85 18:12:01 3 11.19 0.00 0.96 15.91 0.05 71.89 18:13:01 all 27.99 0.00 1.86 5.60 0.09 64.46 18:13:01 0 22.74 0.00 1.39 0.79 0.07 75.03 18:13:01 1 33.96 0.00 2.92 6.47 0.10 56.55 18:13:01 2 25.23 0.00 1.14 1.17 0.08 72.38 18:13:01 3 30.04 0.00 2.01 13.98 0.08 53.88 18:14:01 all 39.08 0.00 2.28 5.56 0.10 52.98 18:14:01 0 46.76 0.00 2.14 1.20 0.10 49.80 18:14:01 1 28.01 0.00 2.14 16.95 0.08 52.82 18:14:01 2 48.29 0.00 2.46 3.80 0.10 45.36 18:14:01 3 33.27 0.00 2.38 0.28 0.10 63.97 Average: all 29.05 0.00 1.87 5.94 0.08 63.07 Average: 0 29.44 0.00 1.58 1.99 0.08 66.91 Average: 1 31.07 0.00 2.46 9.84 0.08 56.54 Average: 2 30.90 0.00 1.64 1.84 0.07 65.54 Average: 3 24.78 0.00 1.78 10.08 0.08 63.28