---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5341 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 583 12256 0 3200 15126 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a1:ef:97 brd ff:ff:ff:ff:ff:ff inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fea1:ef97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5341) 10/26/26 _x86_64_ (4 CPU) 16:08:02 LINUX RESTART (4 CPU) 16:09:02 tps rtps wtps bread/s bwrtn/s 16:10:01 428.52 52.74 375.78 2561.06 23226.84 16:11:01 410.63 0.00 410.63 0.00 22826.73 16:12:01 7.02 0.00 7.02 0.00 691.22 16:13:01 14.78 2.53 12.25 91.45 1136.34 Average: 214.34 13.65 200.69 655.19 11923.19 16:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:01 12423640 15167288 4001328 24.36 130124 2709844 1561136 8.93 1169592 2477316 672588 16:11:01 11525644 14290176 4899324 29.83 130728 2726252 2424364 13.87 2041924 2485876 16932 16:12:01 10255736 13022072 6169232 37.56 130804 2728224 3719876 21.29 3291248 2487092 1704 16:13:01 12571580 15495860 3853388 23.46 132676 2876644 839156 4.80 875272 2614084 132992 Average: 11694150 14493849 4730818 28.80 131083 2760241 2136133 12.22 1844509 2516092 206054 16:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:01 ens3 553.16 324.10 2808.30 43.77 0.00 0.00 0.00 0.00 16:10:01 lo 4.27 4.27 0.78 0.78 0.00 0.00 0.00 0.00 16:11:01 ens3 0.37 0.35 0.07 0.21 0.00 0.00 0.00 0.00 16:11:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:12:01 ens3 0.20 0.15 0.06 0.31 0.00 0.00 0.00 0.00 16:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 ens3 40.79 38.18 394.57 8.32 0.00 0.00 0.00 0.00 16:13:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 146.94 89.72 792.35 13.02 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.20 0.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5341) 10/26/26 _x86_64_ (4 CPU) 16:08:02 LINUX RESTART (4 CPU) 16:09:02 CPU %user %nice %system %iowait %steal %idle 16:10:01 all 25.04 0.00 4.46 1.51 0.03 68.97 16:10:01 0 21.20 0.00 3.36 2.07 0.02 73.35 16:10:01 1 33.54 0.00 4.53 2.81 0.03 59.09 16:10:01 2 21.53 0.00 5.86 0.41 0.02 72.18 16:10:01 3 23.93 0.00 4.05 0.74 0.02 71.25 16:11:01 all 36.95 0.00 1.13 0.85 0.02 61.06 16:11:01 0 34.02 0.00 0.85 0.00 0.02 65.11 16:11:01 1 42.66 0.00 1.06 0.35 0.03 55.90 16:11:01 2 41.41 0.00 1.10 0.49 0.03 56.97 16:11:01 3 29.72 0.00 1.53 2.54 0.02 66.19 16:12:01 all 47.02 0.00 0.79 0.01 0.03 52.15 16:12:01 0 34.98 0.00 0.70 0.00 0.02 64.30 16:12:01 1 44.52 0.00 0.65 0.00 0.02 54.81 16:12:01 2 54.20 0.00 1.07 0.05 0.03 44.65 16:12:01 3 54.46 0.00 0.70 0.00 0.02 44.82 16:13:01 all 29.40 0.00 0.83 0.05 0.03 69.69 16:13:01 0 13.52 0.00 0.78 0.08 0.00 85.61 16:13:01 1 52.25 0.00 0.87 0.02 0.07 46.79 16:13:01 2 29.80 0.00 0.78 0.10 0.03 69.28 16:13:01 3 22.01 0.00 0.87 0.03 0.02 77.07 Average: all 34.64 0.00 1.79 0.60 0.03 62.94 Average: 0 25.95 0.00 1.42 0.53 0.01 72.09 Average: 1 43.29 0.00 1.76 0.78 0.04 54.12 Average: 2 36.82 0.00 2.19 0.26 0.03 60.71 Average: 3 32.53 0.00 1.79 0.83 0.02 64.84