---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11203 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 472 5409 0 2093 7225 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:f4:4a:93 brd ff:ff:ff:ff:ff:ff inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fef4:4a93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11203) 12/07/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 181.50 97.57 83.94 5192.60 40764.96 19:15:01 67.01 12.78 54.22 308.22 8654.96 19:16:01 65.04 6.50 58.55 410.40 7991.20 19:17:01 23.39 0.40 22.99 37.72 4368.28 Average: 84.23 29.31 54.92 1487.13 15444.08 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5986360 7407112 2181060 26.70 36644 1563888 714408 7.75 592464 1423240 85368 19:15:01 5689460 7350908 2477960 30.34 57212 1768176 850516 9.23 672280 1609620 134772 19:16:01 5550712 7404444 2616708 32.04 62820 1949804 703888 7.64 694244 1715544 113620 19:17:01 5522560 7386164 2644860 32.38 65060 1957328 696804 7.56 719808 1716672 16552 Average: 5687273 7387157 2480147 30.37 55434 1809799 741404 8.04 669699 1616269 87578 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 489.34 278.69 1498.23 69.07 0.00 0.00 0.00 0.00 19:14:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 19:15:01 ens3 81.79 50.44 471.15 15.39 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 293.15 312.65 1237.64 566.58 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 28.84 25.09 26.53 18.35 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 223.27 166.72 808.37 167.36 0.00 0.00 0.00 0.00 Average: lo 1.39 1.39 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11203) 12/07/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.33 0.00 2.77 5.91 1.31 67.68 19:14:01 0 19.18 0.00 2.47 8.56 1.39 68.41 19:14:01 1 17.89 0.00 2.30 4.98 1.12 73.71 19:14:01 2 39.74 0.00 5.02 6.23 1.76 47.25 19:14:01 3 12.55 0.00 1.33 3.91 1.00 81.21 19:15:01 all 23.55 0.00 1.44 1.57 1.25 72.19 19:15:01 0 30.56 0.00 1.62 2.73 1.37 63.72 19:15:01 1 19.59 0.00 1.00 1.10 1.18 77.13 19:15:01 2 11.78 0.00 0.96 1.85 1.06 84.35 19:15:01 3 32.29 0.00 2.16 0.60 1.38 63.57 19:16:01 all 37.67 0.00 1.77 0.88 2.23 57.44 19:16:01 0 33.64 0.00 1.65 1.48 1.87 61.36 19:16:01 1 25.78 0.00 1.67 0.43 2.12 69.99 19:16:01 2 57.67 0.00 2.81 0.98 2.97 35.56 19:16:01 3 33.50 0.00 0.98 0.63 1.96 62.92 19:17:01 all 21.65 0.00 0.92 0.55 0.76 76.12 19:17:01 0 45.18 0.00 1.33 0.10 1.56 51.82 19:17:01 1 3.14 0.00 0.48 0.00 0.27 96.11 19:17:01 2 1.22 0.00 0.45 1.87 0.18 96.28 19:17:01 3 37.05 0.00 1.42 0.23 1.00 60.30 Average: all 26.30 0.00 1.73 2.23 1.39 68.36 Average: 0 32.15 0.00 1.77 3.22 1.55 61.32 Average: 1 16.59 0.00 1.36 1.63 1.17 79.25 Average: 2 27.61 0.00 2.31 2.72 1.50 65.86 Average: 3 28.85 0.00 1.47 1.34 1.34 67.00