---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8577 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 7.5G 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 481 5407 0 2087 7216 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:5c:48:9a brd ff:ff:ff:ff:ff:ff inet 10.32.7.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe5c:489a/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-8577) 03/10/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 161.87 78.57 83.30 4820.40 40132.66 19:15:01 63.97 12.46 51.52 297.71 8664.97 19:16:01 65.36 8.43 56.92 474.32 7797.77 19:17:01 21.83 0.40 21.43 37.73 4332.08 Average: 78.32 25.02 53.30 1412.18 15259.34 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6010844 7400052 2156576 26.40 36456 1533480 704932 7.65 601836 1394744 69564 19:15:01 5780532 7433328 2386888 29.22 56748 1760880 813552 8.83 588608 1607028 129608 19:16:01 5546004 7393876 2621416 32.10 62644 1944744 701276 7.61 707020 1711332 112876 19:17:01 5549828 7401604 2617592 32.05 64508 1946940 668528 7.25 707424 1707548 9432 Average: 5721802 7407215 2445618 29.94 55089 1796511 722072 7.83 651222 1605163 80370 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:14:02 ens3 425.13 250.24 1247.32 66.82 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 65.55 51.06 711.01 14.44 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 265.46 279.85 1238.62 235.36 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 19:17:01 ens3 52.37 50.02 34.85 343.94 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 202.70 158.24 808.36 165.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8577) 03/10/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.45 0.00 2.62 4.92 1.33 69.68 19:14:02 0 11.65 0.00 1.54 2.47 0.97 83.37 19:14:02 1 10.57 0.00 1.03 4.33 0.88 83.18 19:14:02 2 30.15 0.00 1.68 3.33 1.65 63.19 19:14:02 3 33.42 0.00 6.23 9.55 1.82 48.99 19:15:01 all 22.55 0.00 1.51 1.80 1.40 72.74 19:15:01 0 9.76 0.00 0.54 0.32 0.67 88.70 19:15:01 1 27.02 0.00 1.26 1.36 2.11 68.25 19:15:01 2 19.10 0.00 1.89 4.49 1.25 73.27 19:15:01 3 34.36 0.00 2.32 1.03 1.52 60.77 19:16:01 all 40.44 0.00 1.81 0.97 2.84 53.93 19:16:01 0 33.18 0.00 1.36 0.45 2.77 62.25 19:16:01 1 42.95 0.00 2.17 1.70 2.50 50.68 19:16:01 2 30.19 0.00 1.51 1.31 2.64 64.35 19:16:01 3 55.43 0.00 2.24 0.46 3.46 38.41 19:17:01 all 19.15 0.00 1.03 0.60 0.84 78.37 19:17:01 0 10.62 0.00 0.74 0.05 0.76 87.83 19:17:01 1 56.27 0.00 1.68 0.13 1.75 40.17 19:17:01 2 1.05 0.00 0.60 2.23 0.22 95.90 19:17:01 3 8.77 0.00 1.10 0.00 0.65 89.49 Average: all 25.92 0.00 1.74 2.07 1.60 68.66 Average: 0 16.34 0.00 1.05 0.82 1.30 80.50 Average: 1 34.21 0.00 1.54 1.88 1.81 60.56 Average: 2 20.14 0.00 1.42 2.83 1.44 74.17 Average: 3 33.01 0.00 2.97 2.76 1.87 59.39