---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2621 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 9.0G 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 549 12628 0 2861 15161 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:2f:a3:0f brd ff:ff:ff:ff:ff:ff inet 10.30.107.18/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:fe2f:a30f/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-2621) 10/17/26 _x86_64_ (4 CPU) 20:21:50 LINUX RESTART (4 CPU) 20:22:01 tps rtps wtps bread/s bwrtn/s 20:23:01 318.51 44.05 274.46 3014.06 62441.32 20:24:01 146.31 16.41 129.90 430.99 18957.64 20:25:01 20.10 5.25 14.85 404.33 1958.47 20:26:01 32.26 2.68 29.58 133.84 18931.64 Average: 129.30 17.10 112.20 995.89 25573.81 20:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:23:01 13884724 15529496 2540236 15.47 66068 1777912 800916 4.58 691300 1629864 212392 20:24:01 12831608 14822032 3593352 21.88 85644 2086080 1529700 8.75 1426296 1910560 9588 20:25:01 12300092 14407840 4124868 25.11 88388 2196988 1836776 10.51 1893464 1966988 62528 20:26:01 12916376 15511752 3508584 21.36 90952 2675468 818472 4.68 986452 2247896 13036 Average: 12983200 15067780 3441760 20.95 82763 2184112 1246466 7.13 1249378 1938827 74386 20:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:23:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 20:23:01 ens3 343.32 241.32 2175.89 73.66 0.00 0.00 0.00 0.00 20:24:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 20:24:01 ens3 415.90 333.46 3018.19 86.18 0.00 0.00 0.00 0.00 20:25:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 20:25:01 ens3 621.40 436.54 576.21 258.33 0.00 0.00 0.00 0.00 20:26:01 lo 2.88 2.88 0.26 0.26 0.00 0.00 0.00 0.00 20:26:01 ens3 295.02 171.15 350.09 1786.63 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 418.90 295.62 1530.12 551.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2621) 10/17/26 _x86_64_ (4 CPU) 20:21:50 LINUX RESTART (4 CPU) 20:22:01 CPU %user %nice %system %iowait %steal %idle 20:23:01 all 21.92 0.00 2.04 3.99 0.01 72.04 20:23:01 0 12.28 0.00 1.44 3.33 0.00 82.96 20:23:01 1 30.31 0.00 2.65 6.98 0.02 60.04 20:23:01 2 23.09 0.00 1.91 2.28 0.00 72.73 20:23:01 3 22.02 0.00 2.14 3.36 0.00 72.48 20:24:01 all 34.92 0.00 2.35 0.58 0.02 62.13 20:24:01 0 27.28 0.00 1.99 0.35 0.02 70.36 20:24:01 1 38.79 0.00 1.97 0.20 0.02 59.02 20:24:01 2 43.42 0.00 2.73 0.10 0.03 53.72 20:24:01 3 30.22 0.00 2.69 1.67 0.02 65.40 20:25:01 all 34.33 0.00 5.78 0.08 0.02 59.79 20:25:01 0 27.44 0.00 5.61 0.07 0.02 66.87 20:25:01 1 26.95 0.00 2.32 0.00 0.00 70.72 20:25:01 2 51.94 0.00 9.97 0.13 0.05 37.91 20:25:01 3 30.97 0.00 5.21 0.13 0.02 63.67 20:26:01 all 34.63 0.00 2.27 0.46 0.02 62.61 20:26:01 0 41.56 0.00 2.48 0.40 0.03 55.53 20:26:01 1 47.54 0.00 2.71 0.12 0.03 49.60 20:26:01 2 30.19 0.00 1.47 0.02 0.02 68.30 20:26:01 3 19.19 0.00 2.44 1.34 0.00 77.03 Average: all 31.45 0.00 3.11 1.28 0.02 64.14 Average: 0 27.16 0.00 2.88 1.03 0.02 68.91 Average: 1 35.90 0.00 2.41 1.82 0.02 59.85 Average: 2 37.17 0.00 4.02 0.63 0.03 58.16 Average: 3 25.60 0.00 3.12 1.63 0.01 69.65