---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20151 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 8.9G 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 627 12698 0 2713 15088 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:0e:90:ed brd ff:ff:ff:ff:ff:ff inet 10.30.107.33/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe0e:90ed/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-20151) 06/11/25 _x86_64_ (4 CPU) 03:05:27 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 134.26 11.50 122.76 300.48 32498.85 03:08:01 92.72 6.07 86.65 420.86 31023.63 03:09:01 33.84 4.08 29.76 127.85 14451.19 Average: 86.94 7.22 79.73 283.06 25991.22 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13723112 15393228 2701856 16.45 74508 1789144 1130096 6.47 844808 1628604 124840 03:08:01 12732436 14588092 3692532 22.48 82264 1959856 1640244 9.39 1673624 1775172 6648 03:09:01 13000524 15425428 3424444 20.85 86236 2516308 868192 4.97 1055740 2108468 523736 Average: 13152024 15135583 3272944 19.93 81003 2088436 1212844 6.94 1191391 1837415 218408 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 338.74 247.58 1216.76 48.32 0.00 0.00 0.00 0.00 03:07:01 lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 03:08:01 ens3 1514.61 944.68 2608.44 373.82 0.00 0.00 0.00 0.00 03:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 564.29 306.40 815.06 119.33 0.00 0.00 0.00 0.00 03:09:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 805.88 499.55 1546.75 180.49 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20151) 06/11/25 _x86_64_ (4 CPU) 03:05:27 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 19.01 0.00 1.46 2.16 0.05 77.32 03:07:01 0 8.00 0.00 1.12 2.74 0.03 88.10 03:07:01 1 24.61 0.00 1.59 3.91 0.07 69.83 03:07:01 2 17.30 0.00 1.32 0.35 0.05 80.97 03:07:01 3 26.09 0.00 1.81 1.64 0.07 70.40 03:08:01 all 37.60 0.00 4.84 0.49 0.08 56.99 03:08:01 0 37.88 0.00 6.71 1.27 0.08 54.05 03:08:01 1 59.61 0.00 2.41 0.49 0.08 37.41 03:08:01 2 25.81 0.00 4.17 0.08 0.07 69.87 03:08:01 3 27.14 0.00 6.01 0.12 0.07 66.67 03:09:01 all 43.61 0.00 1.86 0.28 0.07 54.19 03:09:01 0 39.95 0.00 1.54 0.92 0.05 57.54 03:09:01 1 51.09 0.00 1.04 0.12 0.08 47.68 03:09:01 2 44.84 0.00 2.78 0.05 0.08 52.25 03:09:01 3 38.53 0.00 2.06 0.03 0.07 59.31 Average: all 33.41 0.00 2.72 0.98 0.07 62.83 Average: 0 28.62 0.00 3.12 1.64 0.06 66.56 Average: 1 45.09 0.00 1.68 1.50 0.08 51.65 Average: 2 29.35 0.00 2.76 0.16 0.07 67.66 Average: 3 30.58 0.00 3.29 0.60 0.07 65.46