---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-278 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 7.6G 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 457 5381 0 2137 7239 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:b7:39:25 brd ff:ff:ff:ff:ff:ff inet 10.32.6.90/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:feb7:3925/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-278) 04/11/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:00 154.85 66.83 88.02 4326.29 40994.89 10:28:01 70.79 13.16 57.63 266.05 10869.82 10:29:01 62.57 6.48 56.09 460.32 9025.43 Average: 95.93 28.74 67.20 1676.54 20245.79 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:00 5948472 7390912 2218940 27.17 38740 1583168 730232 7.92 618624 1439512 101516 10:28:01 5465468 7194640 2701944 33.08 59140 1832756 887036 9.62 831608 1674900 102092 10:29:01 5522660 7420168 2644752 32.38 64440 1992028 673096 7.30 662432 1779000 26300 Average: 5645533 7335240 2521879 30.88 54107 1802651 763455 8.28 704221 1631137 76636 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:00 ens3 391.22 235.35 1543.44 64.53 0.00 0.00 0.00 0.00 10:27:00 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 10:28:01 ens3 158.84 150.12 1548.29 29.62 0.00 0.00 0.00 0.00 10:28:01 lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 10:29:01 ens3 231.11 232.86 1319.98 42.38 0.00 0.00 0.00 0.00 10:29:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 259.84 205.81 1471.00 45.42 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 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-278) 04/11/26 _x86_64_ (4 CPU) 10:25:55 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:00 all 23.07 0.00 2.56 4.60 1.10 68.66 10:27:00 0 24.24 0.00 1.71 5.37 1.16 67.51 10:27:00 1 19.39 0.00 1.33 4.62 0.93 73.72 10:27:00 2 30.47 0.00 4.90 0.83 1.37 62.43 10:27:00 3 18.17 0.00 2.29 7.55 0.99 71.01 10:28:01 all 30.18 0.00 1.65 1.52 1.55 65.10 10:28:01 0 14.46 0.00 0.54 0.31 1.02 83.66 10:28:01 1 25.87 0.00 1.76 1.05 1.43 69.89 10:28:01 2 62.11 0.00 3.34 1.38 2.54 30.63 10:28:01 3 18.20 0.00 0.92 3.35 1.18 76.36 10:29:01 all 32.90 0.00 1.69 0.94 2.06 62.41 10:29:01 0 29.26 0.00 1.45 1.00 1.98 66.32 10:29:01 1 51.16 0.00 2.38 0.13 2.40 43.93 10:29:01 2 26.91 0.00 1.66 0.90 2.03 68.50 10:29:01 3 24.33 0.00 1.32 1.74 1.84 70.77 Average: all 28.73 0.00 1.97 2.35 1.57 65.39 Average: 0 22.62 0.00 1.23 2.22 1.39 72.54 Average: 1 32.12 0.00 1.82 1.93 1.59 62.54 Average: 2 39.94 0.00 3.30 1.04 1.98 53.74 Average: 3 20.23 0.00 1.51 4.20 1.34 72.73