---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6264 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 475 5213 0 2287 7218 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:2d:2f:ef brd ff:ff:ff:ff:ff:ff inet 10.32.7.191/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe2d:2fef/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-6264) 07/20/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 162.52 76.60 85.92 4488.59 40898.13 07:07:01 68.54 12.40 56.14 403.67 10118.05 07:08:01 67.54 25.96 41.59 1849.52 9053.52 07:09:01 24.63 2.00 22.63 115.92 6239.31 Average: 80.80 29.24 51.57 1714.23 16575.65 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5967672 7397104 2199748 26.93 37208 1571920 705348 7.65 601936 1432372 88340 07:07:01 5731120 7465592 2436300 29.83 58508 1837272 612732 6.65 543608 1690588 153440 07:08:01 5367860 7404820 2799560 34.28 66152 2124924 672044 7.29 739396 1843256 151876 07:09:01 5352088 7411004 2815332 34.47 68404 2144104 664992 7.22 743224 1853356 16728 Average: 5604685 7419630 2562735 31.38 57568 1919555 663779 7.20 657041 1704893 102596 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:06:01 ens3 396.28 234.96 1580.42 65.67 0.00 0.00 0.00 0.00 07:07:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 07:07:01 ens3 63.01 49.66 519.76 12.10 0.00 0.00 0.00 0.00 07:08:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 07:08:01 ens3 191.94 165.71 1867.30 27.38 0.00 0.00 0.00 0.00 07:09:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 63.47 70.50 29.47 682.37 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 178.66 130.20 999.15 196.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6264) 07/20/26 _x86_64_ (4 CPU) 07:04:56 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.29 0.00 2.73 5.89 1.45 67.65 07:06:01 0 10.28 0.00 4.45 7.29 0.88 77.09 07:06:01 1 9.66 0.00 1.80 8.04 1.29 79.22 07:06:01 2 31.79 0.00 1.93 5.50 1.57 59.20 07:06:01 3 37.47 0.00 2.71 2.73 2.06 55.03 07:07:01 all 21.50 0.00 1.33 2.02 1.21 73.94 07:07:01 0 2.98 0.00 0.67 6.20 0.35 89.80 07:07:01 1 2.74 0.00 0.25 0.34 1.79 94.89 07:07:01 2 16.34 0.00 1.20 1.12 0.62 80.73 07:07:01 3 64.28 0.00 3.23 0.42 2.05 30.02 07:08:01 all 36.21 0.00 1.97 1.71 3.16 56.95 07:08:01 0 42.23 0.00 1.73 0.83 3.32 51.89 07:08:01 1 36.61 0.00 2.10 0.94 2.85 57.50 07:08:01 2 29.25 0.00 2.17 3.30 2.68 62.60 07:08:01 3 36.73 0.00 1.92 1.78 3.80 55.78 07:09:01 all 20.94 0.00 1.05 0.85 0.93 76.23 07:09:01 0 23.85 0.00 1.26 0.05 0.93 73.91 07:09:01 1 30.18 0.00 1.02 0.27 0.88 67.65 07:09:01 2 1.38 0.00 0.72 2.76 0.78 94.35 07:09:01 3 28.39 0.00 1.13 0.32 1.13 69.02 Average: all 25.23 0.00 1.77 2.62 1.69 68.69 Average: 0 19.84 0.00 2.03 3.59 1.37 73.17 Average: 1 19.73 0.00 1.29 2.40 1.70 74.88 Average: 2 19.68 0.00 1.50 3.17 1.41 74.23 Average: 3 41.71 0.00 2.25 1.31 2.26 52.47