---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-30 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 nrip_save 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 676K 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 610 12627 0 2801 15103 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:51:28:2d brd ff:ff:ff:ff:ff:ff inet 10.30.106.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fe51:282d/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-30) 05/14/26 _x86_64_ (4 CPU) 03:05:21 LINUX RESTART (4 CPU) 03:06:03 tps rtps wtps bread/s bwrtn/s 03:07:01 93.30 0.43 92.86 36.13 42075.97 03:08:01 121.25 15.46 105.78 411.53 13996.87 03:09:01 23.95 5.15 18.80 404.73 4227.43 03:10:01 39.17 6.08 33.09 145.02 4396.13 Average: 69.21 6.83 62.38 251.13 15957.09 03:06:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 13890948 15545336 2534012 15.43 67792 1783152 796016 4.56 677672 1631152 228264 03:08:01 13223448 15128444 3201512 19.49 83948 2006188 1219744 6.98 1118612 1832052 53324 03:09:01 12198480 14154364 4226480 25.73 85228 2054160 2200816 12.60 2119480 1851928 360 03:10:01 12899556 15439212 3525404 21.46 90556 2623416 844704 4.83 1052268 2203280 487304 Average: 13053108 15066839 3371852 20.53 81881 2116729 1265320 7.24 1242008 1879603 192313 03:06:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 224.61 150.45 1032.17 14.72 0.00 0.00 0.00 0.00 03:07:01 lo 0.90 0.90 0.10 0.10 0.00 0.00 0.00 0.00 03:08:01 ens3 379.14 316.36 2828.96 72.87 0.00 0.00 0.00 0.00 03:08:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:09:01 ens3 1758.06 1152.44 771.23 440.35 0.00 0.00 0.00 0.00 03:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:10:01 ens3 524.96 366.23 802.33 1837.14 0.00 0.00 0.00 0.00 03:10:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 725.84 499.26 1361.38 596.14 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-30) 05/14/26 _x86_64_ (4 CPU) 03:05:21 LINUX RESTART (4 CPU) 03:06:03 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 13.96 0.00 1.08 6.73 0.05 78.17 03:07:01 0 20.72 0.00 1.35 0.88 0.05 77.00 03:07:01 1 17.98 0.00 1.39 17.93 0.05 62.64 03:07:01 2 8.92 0.00 0.62 0.19 0.03 90.23 03:07:01 3 8.24 0.00 0.93 7.98 0.05 82.80 03:08:01 all 21.27 0.00 1.82 1.47 0.09 75.35 03:08:01 0 20.82 0.00 2.04 1.02 0.08 76.04 03:08:01 1 25.03 0.00 1.81 1.35 0.08 71.73 03:08:01 2 18.41 0.00 1.81 1.51 0.10 78.17 03:08:01 3 20.84 0.00 1.67 2.00 0.10 75.39 03:09:01 all 39.21 0.00 4.73 0.92 0.08 55.06 03:09:01 0 36.77 0.00 6.32 1.07 0.05 55.78 03:09:01 1 48.25 0.00 1.81 0.00 0.08 49.86 03:09:01 2 45.56 0.00 7.96 1.22 0.08 45.18 03:09:01 3 26.22 0.00 2.84 1.36 0.07 69.52 03:10:01 all 39.86 0.00 2.12 0.37 0.08 57.57 03:10:01 0 55.83 0.00 2.43 0.12 0.12 41.51 03:10:01 1 27.84 0.00 1.82 0.13 0.07 70.14 03:10:01 2 34.77 0.00 2.29 0.08 0.07 62.79 03:10:01 3 41.04 0.00 1.90 1.15 0.08 55.82 Average: all 28.70 0.00 2.45 2.34 0.07 66.44 Average: 0 33.63 0.00 3.05 0.77 0.08 62.47 Average: 1 29.88 0.00 1.71 4.73 0.07 63.61 Average: 2 27.07 0.00 3.19 0.75 0.07 68.91 Average: 3 24.21 0.00 1.84 3.09 0.08 70.79