---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3446 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 7.7G 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 469 5218 0 2288 7223 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:97:c4:80 brd ff:ff:ff:ff:ff:ff inet 10.32.7.115/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe97:c480/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3446) 06/15/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 151.45 66.43 85.02 4271.11 40714.85 07:07:01 60.97 5.57 55.40 175.87 9865.33 07:08:01 78.24 32.93 45.31 2076.59 9539.61 07:09:01 27.55 3.47 24.08 131.98 6313.88 Average: 79.55 27.10 52.45 1664.06 16609.70 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5985564 7411380 2181856 26.71 37072 1568360 702524 7.62 588848 1429760 84856 07:07:01 5773784 7489900 2393636 29.31 57212 1820732 600600 6.52 513872 1680060 144940 07:08:01 5333464 7376124 2833956 34.70 66292 2130528 715428 7.76 769764 1848992 158268 07:09:01 5361900 7414240 2805520 34.35 68476 2137616 662172 7.19 740072 1848728 10264 Average: 5613678 7422911 2553742 31.27 57263 1914309 670181 7.27 653139 1701885 99582 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:06:01 ens3 426.71 242.12 1463.91 66.40 0.00 0.00 0.00 0.00 07:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:07:01 ens3 44.82 37.02 398.43 5.41 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 207.17 179.94 2020.78 32.19 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 62.86 69.69 29.41 670.02 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 185.40 132.20 978.18 193.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3446) 06/15/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.57 0.00 2.56 5.02 2.08 68.77 07:06:01 0 10.26 0.00 4.45 7.79 1.74 75.76 07:06:01 1 23.87 0.00 1.49 1.46 1.99 71.20 07:06:01 2 32.43 0.00 2.10 6.18 2.64 56.65 07:06:01 3 19.72 0.00 2.19 4.67 1.97 71.46 07:07:01 all 20.48 0.00 1.22 1.81 1.91 74.58 07:07:01 0 17.41 0.00 1.10 5.64 1.03 74.82 07:07:01 1 22.24 0.00 1.22 0.18 2.13 74.23 07:07:01 2 39.27 0.00 2.43 1.46 2.00 54.85 07:07:01 3 3.30 0.00 0.15 0.00 2.46 94.09 07:08:01 all 39.71 0.00 1.89 1.83 4.16 52.41 07:08:01 0 30.86 0.00 2.16 0.63 3.99 62.36 07:08:01 1 36.68 0.00 2.37 3.34 4.49 53.11 07:08:01 2 34.23 0.00 1.81 2.95 3.98 57.03 07:08:01 3 57.14 0.00 1.24 0.38 4.17 37.07 07:09:01 all 20.31 0.00 1.02 1.08 1.35 76.24 07:09:01 0 9.82 0.00 0.56 0.73 0.66 88.22 07:09:01 1 15.66 0.00 1.34 2.62 1.31 79.07 07:09:01 2 10.45 0.00 0.80 0.56 1.19 87.00 07:09:01 3 45.36 0.00 1.36 0.42 2.24 50.62 Average: all 25.53 0.00 1.67 2.43 2.38 67.98 Average: 0 17.11 0.00 2.07 3.69 1.86 75.27 Average: 1 24.63 0.00 1.61 1.90 2.48 69.38 Average: 2 29.10 0.00 1.78 2.79 2.45 63.87 Average: 3 31.26 0.00 1.23 1.36 2.71 63.43