---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10618 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 483 5315 0 2176 7212 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:e2:d2:b3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fee2:d2b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10618) 04/05/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 164.31 80.57 83.74 4847.72 40142.77 12:49:01 81.79 30.00 51.79 1700.35 8631.02 12:50:01 73.92 8.90 65.02 511.51 8300.88 12:51:01 28.56 3.40 25.16 130.11 5082.89 Average: 87.15 30.72 56.43 1797.54 15539.84 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6009784 7399908 2157636 26.42 36496 1534456 707544 7.68 601760 1397288 69520 12:49:01 5655752 7352676 2511668 30.75 56764 1804808 852176 9.25 669252 1650728 128340 12:50:01 5482652 7416216 2684768 32.87 64708 2026684 668108 7.25 723292 1755648 111980 12:51:01 5415400 7356872 2752020 33.70 67116 2031500 716068 7.77 791220 1754344 8620 Average: 5640897 7381418 2526523 30.93 56271 1849362 735974 7.99 696381 1639502 79615 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 343.37 190.54 1259.66 62.03 0.00 0.00 0.00 0.00 12:48:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 64.13 50.34 703.93 14.04 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 344.94 388.82 1582.87 68.65 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 55.31 64.57 30.20 605.65 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 201.93 173.56 894.17 187.57 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10618) 04/05/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.29 0.00 2.85 5.84 3.59 66.44 12:48:01 0 10.48 0.00 2.07 5.77 2.73 78.95 12:48:01 1 10.99 0.00 3.75 4.69 3.01 77.56 12:48:01 2 43.51 0.00 2.84 5.88 4.64 43.13 12:48:01 3 20.15 0.00 2.75 6.99 3.96 66.14 12:49:01 all 21.29 0.00 1.62 2.84 2.76 71.50 12:49:01 0 14.00 0.00 1.34 3.60 2.35 78.71 12:49:01 1 18.66 0.00 1.13 0.59 2.93 76.69 12:49:01 2 10.65 0.00 1.55 6.51 2.30 78.99 12:49:01 3 41.88 0.00 2.38 0.68 3.45 51.61 12:50:01 all 42.33 0.00 2.66 0.90 7.86 46.25 12:50:01 0 43.11 0.00 3.48 0.70 8.63 44.07 12:50:01 1 48.28 0.00 2.19 0.85 7.92 40.76 12:50:01 2 34.37 0.00 2.45 1.70 7.02 54.46 12:50:01 3 43.56 0.00 2.56 0.34 7.86 45.68 12:51:01 all 20.20 0.00 0.90 1.08 1.73 76.09 12:51:01 0 22.82 0.00 0.88 0.50 1.83 73.97 12:51:01 1 8.84 0.00 0.86 0.10 1.49 88.72 12:51:01 2 42.51 0.00 1.44 3.70 2.19 50.15 12:51:01 3 6.69 0.00 0.41 0.02 1.43 91.46 Average: all 26.33 0.00 2.01 2.66 4.00 65.01 Average: 0 22.70 0.00 1.95 2.63 3.91 68.82 Average: 1 21.72 0.00 1.98 1.56 3.84 70.90 Average: 2 32.75 0.00 2.07 4.44 4.05 56.68 Average: 3 28.14 0.00 2.03 2.01 4.19 63.63