---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-319 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: 2799.934 BogoMIPS: 5599.86 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 552 12607 0 2880 15158 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:61:67:3d brd ff:ff:ff:ff:ff:ff inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86071sec preferred_lft 86071sec inet6 fe80::f816:3eff:fe61:673d/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-319) 07/17/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 351.47 27.69 323.78 1001.80 64658.85 03:07:01 106.05 11.75 94.30 305.68 14846.19 03:08:01 54.82 3.78 51.03 106.13 6532.27 03:09:01 18.58 6.00 12.58 428.60 1367.11 03:10:01 53.30 2.07 51.23 113.16 19873.11 Average: 116.85 10.26 106.59 391.10 21457.39 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13970604 15550224 2454364 14.94 62644 1718568 784132 4.49 667856 1575236 177848 03:07:01 13509896 15342696 2915072 17.75 77764 1943344 1169216 6.69 895692 1780228 13112 03:08:01 12708852 14719440 3716116 22.62 85816 2106052 1534292 8.78 1533756 1927936 400 03:09:01 11796352 13922252 4628616 28.18 88732 2214668 2317788 13.26 2398140 1965244 66528 03:10:01 12933440 15545288 3491528 21.26 93400 2689864 738012 4.22 958380 2261248 11244 Average: 12983829 15015980 3441139 20.95 81671 2134499 1308688 7.49 1290765 1901978 53826 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 383.31 263.20 1755.74 73.66 0.00 0.00 0.00 0.00 03:06:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 03:07:01 ens3 165.91 149.28 1044.60 38.50 0.00 0.00 0.00 0.00 03:07:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 482.93 369.62 2457.94 123.05 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 1372.12 1001.88 775.83 379.52 0.00 0.00 0.00 0.00 03:09:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 147.45 149.32 316.79 1758.58 0.00 0.00 0.00 0.00 03:10:01 lo 3.22 3.22 0.31 0.31 0.00 0.00 0.00 0.00 Average: ens3 510.33 386.65 1270.12 474.70 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-319) 07/17/26 _x86_64_ (4 CPU) 03:04:45 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 19.80 0.00 1.80 3.14 0.05 75.21 03:06:01 0 8.48 0.00 1.74 9.49 0.07 80.22 03:06:01 1 13.17 0.00 0.94 0.36 0.03 85.49 03:06:01 2 11.60 0.00 1.80 1.75 0.03 84.81 03:06:01 3 45.94 0.00 2.72 0.98 0.08 50.27 03:07:01 all 11.86 0.00 1.26 1.42 0.06 85.40 03:07:01 0 7.27 0.00 1.48 4.50 0.05 86.70 03:07:01 1 18.48 0.00 1.66 0.22 0.07 79.58 03:07:01 2 7.33 0.00 0.61 0.89 0.04 91.13 03:07:01 3 14.02 0.00 1.23 0.08 0.08 84.58 03:08:01 all 36.28 0.00 2.13 1.06 0.11 60.41 03:08:01 0 25.26 0.00 1.94 4.15 0.10 68.55 03:08:01 1 37.98 0.00 2.22 0.02 0.12 59.67 03:08:01 2 54.21 0.00 3.45 0.02 0.13 42.19 03:08:01 3 27.63 0.00 0.92 0.10 0.08 71.26 03:09:01 all 46.72 0.00 4.80 0.08 0.15 48.24 03:09:01 0 39.67 0.00 2.30 0.07 0.20 57.77 03:09:01 1 52.27 0.00 7.67 0.10 0.13 39.83 03:09:01 2 47.37 0.00 7.39 0.02 0.13 45.09 03:09:01 3 47.61 0.00 1.84 0.12 0.17 50.27 03:10:01 all 20.94 0.00 1.90 0.56 0.07 76.53 03:10:01 0 28.05 0.00 2.31 0.48 0.08 69.07 03:10:01 1 19.45 0.00 1.77 0.23 0.07 78.47 03:10:01 2 8.22 0.00 1.42 1.39 0.05 88.93 03:10:01 3 28.05 0.00 2.11 0.08 0.08 69.66 Average: all 27.17 0.00 2.38 1.25 0.09 69.10 Average: 0 21.78 0.00 1.96 3.73 0.10 72.44 Average: 1 28.25 0.00 2.85 0.19 0.08 68.63 Average: 2 26.00 0.00 2.96 0.81 0.08 70.15 Average: 3 32.64 0.00 1.77 0.27 0.10 65.22