---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2915 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 8.5G 69G 11% / 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 623 12957 0 2459 15086 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:1b:09:91 brd ff:ff:ff:ff:ff:ff inet 10.30.107.30/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe1b:991/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2915) 05/23/26 _x86_64_ (4 CPU) 06:20:39 LINUX RESTART (4 CPU) 06:21:01 tps rtps wtps bread/s bwrtn/s 06:22:02 277.99 53.78 224.21 3593.95 29298.42 06:23:01 127.06 14.76 112.30 363.60 35723.30 06:24:01 72.05 3.35 68.71 350.47 28957.84 06:25:01 5.65 2.32 3.33 60.39 775.74 Average: 120.78 18.59 102.19 1097.03 23642.74 06:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:02 14085920 15535528 2339040 14.24 49060 1610764 826304 4.73 679636 1461032 81588 06:23:01 13258644 15188124 3166316 19.28 73736 2043376 1179412 6.75 1048180 1876308 214756 06:24:01 12007068 13979952 4417892 26.90 76036 2082596 2324984 13.31 2276056 1892188 4612 06:25:01 13545348 15535924 2879612 17.53 76340 2099472 723616 4.14 738016 1896560 2280 Average: 13224245 15059882 3200715 19.49 68793 1959052 1263579 7.23 1185472 1781522 75809 06:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:02 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 06:22:02 ens3 397.36 262.65 1688.89 74.69 0.00 0.00 0.00 0.00 06:23:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 06:23:01 ens3 298.63 220.47 3113.29 45.79 0.00 0.00 0.00 0.00 06:24:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:24:01 ens3 110.96 79.75 261.41 18.87 0.00 0.00 0.00 0.00 06:25:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:25:01 ens3 221.48 159.59 369.77 79.89 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 257.04 180.51 1351.25 54.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2915) 05/23/26 _x86_64_ (4 CPU) 06:20:39 LINUX RESTART (4 CPU) 06:21:01 CPU %user %nice %system %iowait %steal %idle 06:22:02 all 15.43 0.00 1.70 13.72 0.06 69.10 06:22:02 0 24.94 0.00 1.73 2.66 0.07 70.60 06:22:02 1 15.35 0.00 1.26 3.56 0.07 79.76 06:22:02 2 15.13 0.00 2.27 11.32 0.05 71.23 06:22:02 3 6.26 0.00 1.51 37.45 0.05 54.73 06:23:01 all 21.39 0.00 1.54 9.54 0.06 67.47 06:23:01 0 24.43 0.00 1.82 4.69 0.05 69.01 06:23:01 1 15.36 0.00 1.48 26.15 0.07 56.95 06:23:01 2 28.73 0.00 1.75 4.16 0.08 65.28 06:23:01 3 17.02 0.00 1.12 3.20 0.05 78.62 06:24:01 all 46.82 0.00 0.93 1.79 0.08 50.37 06:24:01 0 85.29 0.00 1.20 0.08 0.10 13.33 06:24:01 1 33.96 0.00 0.93 3.45 0.10 61.55 06:24:01 2 41.43 0.00 0.82 0.60 0.08 57.07 06:24:01 3 26.73 0.00 0.76 3.00 0.05 69.46 06:25:01 all 29.26 0.00 0.58 0.52 0.07 69.57 06:25:01 0 21.36 0.00 0.52 0.75 0.05 77.31 06:25:01 1 38.79 0.00 0.68 0.18 0.08 60.26 06:25:01 2 44.46 0.00 0.60 0.07 0.08 54.78 06:25:01 3 12.53 0.00 0.56 1.09 0.07 85.75 Average: all 28.27 0.00 1.19 6.37 0.07 64.11 Average: 0 39.08 0.00 1.32 2.04 0.07 57.50 Average: 1 25.91 0.00 1.09 8.24 0.08 64.68 Average: 2 32.46 0.00 1.36 4.03 0.08 62.07 Average: 3 15.64 0.00 0.99 11.16 0.05 72.15