---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-333 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: 2799.998 BogoMIPS: 5599.99 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 484 5039 0 2451 7206 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:6f:1d:3d brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe6f:1d3d/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-333) 04/11/26 _x86_64_ (4 CPU) 19:37:52 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 136.79 54.67 82.12 3585.40 40489.14 19:40:01 85.79 29.75 56.04 1657.59 9698.92 19:41:01 74.09 9.30 64.79 643.09 16682.55 19:42:01 32.98 1.33 31.64 101.45 4350.21 Average: 82.41 23.76 58.65 1496.88 17805.20 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 5970344 7388860 2197068 26.90 36960 1561504 717980 7.79 607512 1426292 84592 19:40:01 5649564 7344208 2517848 30.83 57148 1801988 790856 8.58 691988 1629068 106152 19:41:01 4769548 6905900 3397864 41.60 63740 2226780 1073480 11.65 1181292 1998944 34812 19:42:01 5192792 7407496 2974620 36.42 67648 2299584 651944 7.07 706520 2048568 24188 Average: 5395562 7261616 2771850 33.94 56374 1972464 808565 8.77 796828 1775718 62436 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 ens3 417.10 233.54 1412.06 64.93 0.00 0.00 0.00 0.00 19:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:40:01 ens3 80.40 67.04 475.21 17.55 0.00 0.00 0.00 0.00 19:40:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:41:01 ens3 527.55 498.25 6205.99 80.53 0.00 0.00 0.00 0.00 19:41:01 lo 1.28 1.28 0.18 0.18 0.00 0.00 0.00 0.00 19:42:01 ens3 114.45 123.56 578.96 25.28 0.00 0.00 0.00 0.00 19:42:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 284.87 230.60 2168.05 47.08 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-333) 04/11/26 _x86_64_ (4 CPU) 19:37:52 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 21.23 0.00 2.32 4.45 1.86 70.14 19:39:01 0 16.11 0.00 1.36 1.70 1.30 79.54 19:39:01 1 24.72 0.00 2.55 2.52 2.10 68.11 19:39:01 2 20.65 0.00 2.30 8.29 2.17 66.60 19:39:01 3 23.45 0.00 3.07 5.27 1.89 66.32 19:40:01 all 23.58 0.00 1.61 2.76 2.22 69.84 19:40:01 0 28.03 0.00 1.90 0.91 2.59 66.58 19:40:01 1 19.37 0.00 1.76 5.60 1.58 71.68 19:40:01 2 30.60 0.00 1.74 4.22 2.93 60.52 19:40:01 3 16.26 0.00 1.03 0.33 1.76 80.63 19:41:01 all 41.31 0.00 2.15 1.22 3.93 51.38 19:41:01 0 44.39 0.00 2.59 0.80 3.84 48.39 19:41:01 1 36.34 0.00 1.43 2.08 3.51 56.64 19:41:01 2 44.00 0.00 1.44 0.69 4.16 49.70 19:41:01 3 40.49 0.00 3.16 1.30 4.23 50.82 19:42:01 all 21.53 0.00 1.30 0.75 1.16 75.26 19:42:01 0 17.89 0.00 0.85 0.08 0.88 80.29 19:42:01 1 16.84 0.00 1.75 2.66 0.83 77.91 19:42:01 2 22.64 0.00 1.25 0.17 1.18 74.76 19:42:01 3 28.69 0.00 1.33 0.12 1.74 68.13 Average: all 26.91 0.00 1.84 2.30 2.29 66.65 Average: 0 26.62 0.00 1.68 0.87 2.15 68.68 Average: 1 24.32 0.00 1.87 3.22 2.01 68.58 Average: 2 29.49 0.00 1.68 3.35 2.61 62.87 Average: 3 27.21 0.00 2.15 1.76 2.40 66.49