---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9876 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 7.5G 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 481 5404 0 2089 7215 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:10:ad:1c brd ff:ff:ff:ff:ff:ff inet 10.32.7.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe10:ad1c/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-9876) 03/27/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 142.69 54.67 88.02 3585.40 40927.33 19:15:01 70.84 14.15 56.69 337.57 9644.33 19:16:01 58.62 7.56 51.06 448.04 6701.72 19:17:01 22.78 0.38 22.40 36.39 4364.07 Average: 73.74 19.21 54.53 1104.99 15432.75 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5945916 7384104 2221504 27.20 38500 1578724 724716 7.86 621604 1436768 91588 19:15:01 5579000 7238788 2588420 31.69 57692 1765712 892796 9.69 787696 1606068 101588 19:16:01 5541300 7390828 2626120 32.15 62700 1945788 704144 7.64 710700 1712048 113080 19:17:01 5601164 7455116 2566256 31.42 64736 1948040 614904 6.67 652816 1707468 10528 Average: 5666845 7367209 2500575 30.62 55907 1809566 734140 7.97 693204 1615588 79196 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 422.01 240.78 1480.00 65.64 0.00 0.00 0.00 0.00 19:15:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:15:01 ens3 97.71 79.56 472.41 24.30 0.00 0.00 0.00 0.00 19:16:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 260.37 266.48 1205.62 565.49 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 30.09 23.63 28.81 10.18 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 202.99 152.93 798.10 167.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9876) 03/27/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.94 0.00 2.44 4.96 1.06 69.60 19:14:02 0 21.96 0.00 1.57 3.06 0.90 72.51 19:14:02 1 10.78 0.00 1.87 6.83 0.72 79.81 19:14:02 2 30.16 0.00 2.45 7.68 1.63 58.08 19:14:02 3 24.82 0.00 3.90 2.27 1.00 68.01 19:15:01 all 28.12 0.00 1.88 1.62 1.86 66.52 19:15:01 0 40.29 0.00 2.40 0.22 2.08 55.01 19:15:01 1 32.48 0.00 2.18 0.64 1.94 62.75 19:15:01 2 22.14 0.00 1.62 4.33 1.73 70.18 19:15:01 3 17.61 0.00 1.33 1.27 1.65 78.14 19:16:01 all 36.10 0.00 1.89 1.31 3.12 57.58 19:16:01 0 32.21 0.00 1.57 0.66 2.61 62.94 19:16:01 1 30.31 0.00 1.84 0.63 2.98 64.24 19:16:01 2 58.05 0.00 2.58 2.13 4.00 33.23 19:16:01 3 23.83 0.00 1.55 1.82 2.91 69.88 19:17:01 all 21.00 0.00 1.07 0.80 1.10 76.04 19:17:01 0 19.19 0.00 1.11 2.76 1.11 75.82 19:17:01 1 40.75 0.00 1.39 0.33 1.72 55.81 19:17:01 2 16.23 0.00 0.85 0.05 0.90 81.98 19:17:01 3 7.77 0.00 0.91 0.05 0.65 90.62 Average: all 26.80 0.00 1.82 2.17 1.79 67.43 Average: 0 28.38 0.00 1.66 1.68 1.68 66.61 Average: 1 28.59 0.00 1.82 2.11 1.84 65.64 Average: 2 31.72 0.00 1.88 3.54 2.07 60.80 Average: 3 18.51 0.00 1.93 1.35 1.55 76.66