---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10338 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 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 594 12695 0 2749 15119 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:9b:a2:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.74/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe9b:a2a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10338) 05/13/26 _x86_64_ (4 CPU) 18:48:41 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:02 223.98 34.88 189.10 1917.55 43881.89 18:51:01 146.42 15.71 130.71 581.87 18160.58 18:52:01 35.88 10.85 25.03 777.07 5122.61 18:53:01 26.26 6.71 19.54 155.28 1499.63 Average: 107.97 17.04 90.93 859.07 17161.36 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:02 13831568 15576104 2593400 15.79 69244 1870028 775016 4.44 648164 1720988 289384 18:51:01 13190972 15265436 3233996 19.69 86124 2170360 1024532 5.86 1023008 1959060 89972 18:52:01 11493304 13646632 4931664 30.03 88264 2243776 2587480 14.81 2697960 1971636 1448 18:53:01 12980216 15459252 3444752 20.97 91568 2562452 863520 4.94 1031856 2148836 320756 Average: 12874015 14986856 3550953 21.62 83800 2211654 1312637 7.51 1350247 1950130 175390 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:02 ens3 132.59 97.65 1771.04 28.01 0.00 0.00 0.00 0.00 18:50:02 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 18:51:01 ens3 398.98 331.16 3249.21 67.44 0.00 0.00 0.00 0.00 18:51:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 305.58 181.39 673.74 68.72 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:53:01 ens3 367.18 229.29 422.87 1274.62 0.00 0.00 0.00 0.00 18:53:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 300.68 209.37 1521.98 360.96 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10338) 05/13/26 _x86_64_ (4 CPU) 18:48:41 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:02 all 19.04 0.00 1.69 2.45 0.07 76.75 18:50:02 0 15.44 0.00 1.30 0.55 0.05 82.66 18:50:02 1 7.71 0.00 1.42 4.10 0.08 86.69 18:50:02 2 20.53 0.00 1.42 0.35 0.05 77.65 18:50:02 3 32.53 0.00 2.62 4.85 0.08 59.92 18:51:01 all 23.43 0.00 2.10 0.54 0.10 73.83 18:51:01 0 22.12 0.00 2.91 0.61 0.10 74.26 18:51:01 1 23.51 0.00 2.25 1.28 0.10 72.86 18:51:01 2 27.91 0.00 1.02 0.14 0.10 70.83 18:51:01 3 20.22 0.00 2.24 0.10 0.08 77.35 18:52:01 all 74.61 0.00 2.16 0.13 0.15 22.96 18:52:01 0 77.53 0.00 1.92 0.12 0.15 20.29 18:52:01 1 76.02 0.00 1.99 0.17 0.15 21.67 18:52:01 2 80.86 0.00 2.15 0.10 0.15 16.74 18:52:01 3 63.98 0.00 2.52 0.15 0.17 33.18 18:53:01 all 51.69 0.00 2.33 0.15 0.13 45.70 18:53:01 0 50.99 0.00 1.70 0.02 0.12 47.17 18:53:01 1 52.34 0.00 2.66 0.05 0.13 44.82 18:53:01 2 60.85 0.00 2.31 0.12 0.13 36.60 18:53:01 3 42.58 0.00 2.63 0.42 0.10 54.27 Average: all 42.27 0.00 2.07 0.82 0.11 54.73 Average: 0 41.62 0.00 1.95 0.32 0.10 56.00 Average: 1 39.96 0.00 2.08 1.40 0.12 56.45 Average: 2 47.61 0.00 1.73 0.18 0.11 50.37 Average: 3 39.90 0.00 2.50 1.38 0.11 56.10