---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3039 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 461 5420 0 2093 7235 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:de:6d:1f brd ff:ff:ff:ff:ff:ff inet 10.32.7.28/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fede:6d1f/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-3039) 01/11/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 152.61 67.01 85.60 4338.21 40823.35 19:15:01 73.77 12.80 60.97 308.93 9561.33 19:16:01 60.28 6.73 53.55 417.06 9829.31 19:17:01 21.55 0.37 21.18 33.86 1440.56 Average: 77.05 21.72 55.32 1274.45 15413.18 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5978188 7404496 2189232 26.80 37356 1569016 714096 7.75 597596 1427180 87372 19:15:01 5594232 7260604 2573188 31.51 58528 1771160 879596 9.54 763360 1611876 102768 19:16:01 5572648 7425812 2594772 31.77 63420 1948952 669416 7.26 677008 1711472 25652 19:17:01 5564772 7421328 2602648 31.87 65412 1950080 672140 7.29 684956 1710084 9568 Average: 5677460 7378060 2489960 30.49 56179 1809802 733812 7.96 680730 1615153 56340 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 19:14:01 ens3 452.34 242.68 1538.51 64.98 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 98.72 78.50 473.44 20.86 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 274.43 268.30 1217.08 561.26 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 12.03 12.23 9.42 6.12 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 209.39 150.45 809.68 163.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3039) 01/11/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.26 0.00 2.63 4.43 0.96 69.72 19:14:01 0 18.85 0.00 1.92 4.59 0.78 73.86 19:14:01 1 20.40 0.00 2.27 5.93 0.92 70.48 19:14:01 2 8.21 0.00 4.03 5.38 0.88 81.50 19:14:01 3 41.62 0.00 2.30 1.79 1.29 53.00 19:15:01 all 27.33 0.00 1.44 1.60 1.14 68.49 19:15:01 0 46.49 0.00 1.70 0.25 1.37 50.19 19:15:01 1 14.91 0.00 1.33 1.31 0.78 81.66 19:15:01 2 15.08 0.00 0.78 0.71 1.10 82.33 19:15:01 3 32.93 0.00 1.92 4.12 1.28 59.75 19:16:01 all 35.58 0.00 1.91 0.62 1.88 60.01 19:16:01 0 30.27 0.00 1.35 0.22 1.83 66.34 19:16:01 1 56.68 0.00 2.00 0.13 2.10 39.09 19:16:01 2 33.00 0.00 2.00 0.53 1.83 62.63 19:16:01 3 22.35 0.00 2.30 1.63 1.73 71.98 19:17:01 all 21.38 0.00 0.95 0.66 0.63 76.37 19:17:01 0 8.06 0.00 0.52 0.63 0.47 90.33 19:17:01 1 59.09 0.00 1.90 0.25 1.35 37.40 19:17:01 2 14.91 0.00 0.90 1.74 0.43 82.02 19:17:01 3 3.56 0.00 0.52 0.03 0.28 95.61 Average: all 26.64 0.00 1.73 1.83 1.15 68.65 Average: 0 25.91 0.00 1.37 1.42 1.11 70.19 Average: 1 37.77 0.00 1.88 1.90 1.29 57.16 Average: 2 17.80 0.00 1.93 2.09 1.06 77.12 Average: 3 25.10 0.00 1.76 1.89 1.15 70.10