---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1781 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 470 5353 0 2152 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:82:e8:b3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.114/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe82:e8b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1781) 12/27/25 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:03 142.74 54.57 88.17 3568.01 41002.88 07:07:01 88.19 31.12 57.08 1760.25 9524.84 07:08:01 64.98 10.20 54.78 533.56 7017.66 07:09:01 24.01 0.35 23.66 33.73 4806.00 Average: 79.91 24.00 55.91 1471.53 15639.49 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:03 5955320 7393976 2212100 27.08 38380 1579224 722796 7.84 611996 1435936 89184 07:07:01 5591496 7296584 2575924 31.54 57904 1810808 844152 9.16 725904 1654644 104504 07:08:01 5528788 7443372 2638632 32.31 63332 2009480 640892 6.95 690880 1741364 128052 07:09:01 5516172 7433976 2651248 32.46 65376 2010684 644540 6.99 706596 1738032 11444 Average: 5647944 7391977 2519476 30.85 56248 1852549 713095 7.74 683844 1642494 83296 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:03 ens3 364.35 203.57 1460.21 63.54 0.00 0.00 0.00 0.00 07:07:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 92.57 62.28 462.09 18.14 0.00 0.00 0.00 0.00 07:08:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 261.60 289.59 1253.76 638.73 0.00 0.00 0.00 0.00 07:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:09:01 ens3 12.93 13.85 9.33 15.47 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 183.63 143.00 799.20 185.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1781) 12/27/25 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:03 all 21.73 0.00 2.16 4.98 2.56 68.57 07:06:03 0 8.02 0.00 1.51 3.64 1.81 85.01 07:06:03 1 42.62 0.00 2.51 2.25 3.09 49.53 07:06:03 2 8.55 0.00 1.42 10.15 2.68 77.20 07:06:03 3 27.75 0.00 3.22 3.85 2.64 62.56 07:07:01 all 23.54 0.00 1.48 2.40 2.70 69.88 07:07:01 0 31.92 0.00 1.93 2.36 2.98 60.81 07:07:01 1 29.20 0.00 1.60 1.58 3.48 64.14 07:07:01 2 17.13 0.00 1.51 4.59 2.16 74.62 07:07:01 3 15.85 0.00 0.86 1.08 2.21 80.01 07:08:01 all 33.28 0.00 1.79 1.29 4.94 58.70 07:08:01 0 29.73 0.00 1.96 0.79 4.57 62.95 07:08:01 1 47.28 0.00 1.97 0.82 5.83 44.09 07:08:01 2 29.55 0.00 1.29 1.40 4.40 63.36 07:08:01 3 26.55 0.00 1.93 2.13 4.92 64.48 07:09:01 all 21.13 0.00 0.82 0.80 1.43 75.83 07:09:01 0 11.88 0.00 0.60 0.03 1.16 86.33 07:09:01 1 21.36 0.00 1.12 0.13 1.78 75.59 07:09:01 2 2.15 0.00 0.43 2.71 0.52 94.20 07:09:01 3 49.10 0.00 1.18 0.35 2.26 47.11 Average: all 24.94 0.00 1.57 2.37 2.91 68.22 Average: 0 20.31 0.00 1.50 1.70 2.63 73.86 Average: 1 35.17 0.00 1.80 1.19 3.55 58.29 Average: 2 14.34 0.00 1.16 4.72 2.45 77.33 Average: 3 29.91 0.00 1.80 1.86 3.01 63.42