---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5470 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 7.6G 12G 40% / 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 471 5351 0 2153 7226 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:25:1d:84 brd ff:ff:ff:ff:ff:ff inet 10.32.6.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe25:1d84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5470) 10/03/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 115.86 53.78 62.08 3542.42 5579.87 07:07:01 86.33 31.06 55.27 1749.08 9900.36 07:08:01 61.90 8.36 53.54 495.89 6910.68 07:09:01 22.56 0.83 21.73 47.18 4765.74 Average: 71.54 23.45 48.09 1456.15 6762.90 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5950448 7394132 2216972 27.14 38752 1583592 726624 7.88 614188 1437876 99004 07:07:01 5594844 7301028 2572576 31.50 57468 1812396 848160 9.20 720452 1655916 104868 07:08:01 5485476 7399492 2681944 32.84 63264 2009436 695412 7.55 732360 1742780 127236 07:09:01 5495492 7412580 2671928 32.71 65112 2010552 663264 7.20 727448 1738200 9556 Average: 5631565 7376808 2535855 31.05 56149 1853994 733365 7.96 698612 1643693 85166 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 327.91 190.94 1446.47 62.36 0.00 0.00 0.00 0.00 07:07:01 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 75.75 49.85 452.09 15.37 0.00 0.00 0.00 0.00 07:08:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 07:08:01 ens3 226.45 258.85 1233.41 310.22 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 43.45 42.04 27.24 333.58 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 169.17 136.15 792.67 181.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5470) 10/03/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.45 0.00 1.70 4.20 2.49 69.16 07:06:02 0 13.00 0.00 1.42 6.60 2.17 76.81 07:06:02 1 38.39 0.00 1.77 1.88 2.89 55.08 07:06:02 2 26.39 0.00 2.20 4.09 3.34 63.97 07:06:02 3 11.99 0.00 1.39 4.23 1.56 80.84 07:07:01 all 23.10 0.00 1.61 2.62 2.00 70.67 07:07:01 0 20.97 0.00 1.82 6.35 2.73 68.12 07:07:01 1 12.76 0.00 1.37 1.88 1.28 82.71 07:07:01 2 40.51 0.00 2.37 1.99 2.78 52.34 07:07:01 3 18.08 0.00 0.89 0.19 1.19 79.65 07:08:01 all 36.86 0.00 1.78 0.77 2.72 57.86 07:08:01 0 30.24 0.00 1.36 0.42 2.28 65.71 07:08:01 1 36.53 0.00 2.20 1.05 2.53 57.69 07:08:01 2 55.62 0.00 1.61 1.46 3.26 38.05 07:08:01 3 25.02 0.00 1.96 0.17 2.82 70.04 07:09:01 all 20.93 0.00 1.06 0.62 1.10 76.29 07:09:01 0 11.82 0.00 1.05 0.02 0.52 86.60 07:09:01 1 32.93 0.00 1.15 0.48 1.21 64.22 07:09:01 2 30.57 0.00 1.41 1.93 1.35 64.74 07:09:01 3 8.43 0.00 0.60 0.08 1.31 89.58 Average: all 25.85 0.00 1.54 2.05 2.08 68.48 Average: 0 18.99 0.00 1.41 3.34 1.92 74.35 Average: 1 30.29 0.00 1.62 1.32 1.99 64.78 Average: 2 38.25 0.00 1.90 2.38 2.68 54.80 Average: 3 15.86 0.00 1.21 1.18 1.72 80.03