---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8482 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 7.8G 12G 41% / 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 466 5180 0 2328 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:c5:6e:eb brd ff:ff:ff:ff:ff:ff inet 10.32.6.28/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86015sec preferred_lft 86015sec inet6 fe80::f816:3eff:fec5:6eeb/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-8482) 11/08/25 _x86_64_ (4 CPU) 03:48:03 LINUX RESTART (4 CPU) 03:49:01 tps rtps wtps bread/s bwrtn/s 03:50:01 59.15 0.22 58.93 26.66 9699.57 03:51:01 45.79 12.33 33.46 243.29 7456.76 03:52:01 7.85 0.00 7.85 0.00 285.82 03:53:01 44.30 0.42 43.88 14.53 8641.60 03:54:01 26.14 0.68 25.46 77.71 4875.84 Average: 36.65 2.73 33.92 72.44 6191.91 03:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 5786852 7426492 2380568 29.15 55244 1750268 672672 7.30 587748 1602212 128636 03:51:01 5516060 7240672 2651360 32.46 58260 1829376 878340 9.53 781952 1673840 1124 03:52:01 5511588 7242820 2655832 32.52 60056 1833408 887100 9.63 782176 1677088 2252 03:53:01 5326112 7417628 2841308 34.79 65008 2180596 672540 7.30 623844 2004040 110668 03:54:01 5335380 7430328 2832040 34.67 67580 2181488 663156 7.20 618336 2000664 12848 Average: 5495198 7351588 2672222 32.72 61230 1955027 754762 8.19 678811 1791569 51106 03:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 ens3 53.53 44.62 674.29 5.53 0.00 0.00 0.00 0.00 03:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 126.88 98.18 1294.24 20.75 0.00 0.00 0.00 0.00 03:51:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:52:01 ens3 52.09 74.64 55.55 11.76 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 727.22 625.60 4070.95 86.78 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 11.80 12.95 9.30 6.12 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 194.27 171.17 1220.71 26.18 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8482) 11/08/25 _x86_64_ (4 CPU) 03:48:03 LINUX RESTART (4 CPU) 03:49:01 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 20.68 0.00 1.25 1.77 0.77 75.53 03:50:01 0 1.46 0.00 0.45 5.52 0.25 92.32 03:50:01 1 13.03 0.00 0.77 1.08 0.47 84.65 03:50:01 2 30.16 0.00 1.70 0.22 0.88 67.04 03:50:01 3 38.18 0.00 2.06 0.23 1.48 58.03 03:51:01 all 14.33 0.00 0.92 0.65 1.05 83.06 03:51:01 0 12.75 0.00 0.60 0.23 0.75 85.66 03:51:01 1 15.84 0.00 0.70 0.30 0.83 82.32 03:51:01 2 18.89 0.00 1.35 1.50 1.18 77.07 03:51:01 3 9.83 0.00 1.05 0.57 1.42 87.14 03:52:01 all 5.40 0.00 0.38 0.03 0.33 93.86 03:52:01 0 5.69 0.00 0.69 0.08 0.25 93.29 03:52:01 1 2.69 0.00 0.33 0.00 0.15 96.83 03:52:01 2 10.32 0.00 0.22 0.00 0.45 89.01 03:52:01 3 2.91 0.00 0.28 0.00 0.43 96.37 03:53:01 all 15.96 0.00 1.58 0.34 0.78 81.34 03:53:01 0 17.20 0.00 1.62 0.43 0.87 79.88 03:53:01 1 17.14 0.00 1.67 0.18 0.73 80.28 03:53:01 2 11.58 0.00 1.19 0.75 0.55 85.93 03:53:01 3 17.92 0.00 1.83 0.00 0.96 79.29 03:54:01 all 20.50 0.00 0.91 0.92 0.73 76.94 03:54:01 0 0.28 0.00 0.42 1.11 0.56 97.62 03:54:01 1 33.46 0.00 1.25 2.11 0.94 62.24 03:54:01 2 28.29 0.00 0.90 0.27 0.82 69.72 03:54:01 3 20.08 0.00 1.10 0.18 0.62 78.02 Average: all 15.38 0.00 1.01 0.74 0.73 82.14 Average: 0 7.46 0.00 0.75 1.48 0.54 89.77 Average: 1 16.42 0.00 0.94 0.73 0.62 81.27 Average: 2 19.85 0.00 1.07 0.55 0.78 77.75 Average: 3 17.79 0.00 1.27 0.20 0.98 79.76