---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6646 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: 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 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 8.9G 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 590 12668 0 2780 15121 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:27:92:f7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe27:92f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6646) 10/30/26 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 149.18 16.40 132.78 1263.26 39335.98 18:51:01 130.49 15.31 115.18 564.97 15700.18 18:52:01 29.90 10.86 19.03 783.20 3159.74 18:53:01 19.10 3.30 15.80 129.85 1386.17 Average: 82.17 11.47 70.70 685.32 14895.52 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13764204 15576760 2660764 16.20 71520 1931872 770632 4.41 644980 1783224 207992 18:51:01 13166444 15289168 3258524 19.84 88644 2212268 1010536 5.78 998264 1999732 53328 18:52:01 12191460 14373840 4233508 25.77 90328 2267464 1996080 11.42 1969920 1995344 2228 18:53:01 13000100 15510992 3424868 20.85 92336 2590424 799148 4.57 974156 2178040 320144 Average: 13030552 15187690 3394416 20.67 85707 2250507 1144099 6.55 1146830 1989085 145923 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 151.34 103.25 1671.39 20.92 0.00 0.00 0.00 0.00 18:50:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 18:51:01 ens3 360.27 331.26 3447.12 63.11 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 161.49 99.30 326.32 50.95 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 279.19 189.25 382.19 1251.42 0.00 0.00 0.00 0.00 18:53:01 lo 1.65 1.65 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 238.07 180.77 1456.76 346.60 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6646) 10/30/26 _x86_64_ (4 CPU) 18:48:31 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.64 0.00 1.27 2.47 0.01 80.60 18:50:01 0 2.29 0.00 0.57 4.86 0.02 92.26 18:50:01 1 12.97 0.00 0.88 2.50 0.02 83.62 18:50:01 2 9.94 0.00 0.94 1.24 0.00 87.88 18:50:01 3 37.32 0.00 2.70 1.25 0.02 58.70 18:51:01 all 22.55 0.00 1.82 0.41 0.01 75.21 18:51:01 0 20.11 0.00 2.07 0.55 0.02 77.25 18:51:01 1 17.78 0.00 1.25 0.02 0.00 80.95 18:51:01 2 18.96 0.00 1.70 0.97 0.02 78.36 18:51:01 3 33.35 0.00 2.26 0.12 0.02 64.26 18:52:01 all 76.85 0.00 2.09 0.14 0.03 20.89 18:52:01 0 81.37 0.00 2.06 0.20 0.02 16.36 18:52:01 1 69.60 0.00 2.08 0.07 0.03 28.22 18:52:01 2 79.40 0.00 1.93 0.08 0.03 18.56 18:52:01 3 77.11 0.00 2.31 0.18 0.02 20.38 18:53:01 all 56.92 0.00 2.43 0.07 0.02 40.56 18:53:01 0 54.46 0.00 3.14 0.03 0.02 42.34 18:53:01 1 61.76 0.00 1.60 0.05 0.03 36.55 18:53:01 2 52.55 0.00 1.89 0.05 0.05 45.45 18:53:01 3 58.84 0.00 3.08 0.15 0.02 37.91 Average: all 42.99 0.00 1.90 0.77 0.02 54.31 Average: 0 39.55 0.00 1.96 1.41 0.02 57.06 Average: 1 40.55 0.00 1.46 0.66 0.02 57.31 Average: 2 40.23 0.00 1.61 0.59 0.03 57.54 Average: 3 51.63 0.00 2.59 0.43 0.02 45.33