---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2130 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2800.000 BogoMIPS: 5600.00 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 464 5112 0 2399 7226 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f2:83:2b brd ff:ff:ff:ff:ff:ff inet 10.32.7.164/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86034sec preferred_lft 86034sec inet6 fe80::f816:3eff:fef2:832b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2130) 05/30/26 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 118.11 54.37 63.75 3587.74 5694.92 03:50:01 65.23 12.57 52.66 252.80 9914.47 03:51:01 40.64 0.07 40.58 2.13 7842.69 03:52:01 9.37 0.00 9.37 0.00 408.73 03:53:01 56.94 0.98 55.96 89.19 12263.82 Average: 58.04 13.60 44.43 788.23 7215.97 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 5942672 7402856 2224740 27.24 38884 1600124 707484 7.68 606708 1451380 118472 03:50:01 5639128 7359788 2528284 30.96 58084 1824328 833400 9.04 657908 1670208 155936 03:51:01 5437456 7231980 2729956 33.42 60224 1894276 879272 9.54 786468 1738800 2112 03:52:01 5380048 7215384 2787364 34.13 62032 1931536 887264 9.63 804048 1774560 35628 03:53:01 5255076 7415028 2912336 35.66 67732 2244112 668988 7.26 627064 2064888 28024 Average: 5530876 7325007 2636536 32.28 57391 1898875 795282 8.63 696439 1739967 68034 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:49:02 ens3 387.99 234.16 1484.10 65.74 0.00 0.00 0.00 0.00 03:50:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 75.11 59.39 527.15 13.94 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 93.02 105.23 1155.00 14.93 0.00 0.00 0.00 0.00 03:52:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:52:01 ens3 171.29 181.97 625.14 22.80 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 555.64 496.58 3483.76 70.39 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 257.21 215.98 1458.10 37.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2130) 05/30/26 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 23.88 0.00 1.92 3.45 0.96 69.79 03:49:02 0 37.99 0.00 2.27 1.85 1.18 56.71 03:49:02 1 13.79 0.00 1.84 7.93 0.70 75.75 03:49:02 2 26.28 0.00 1.82 1.67 1.10 69.12 03:49:02 3 17.48 0.00 1.77 2.35 0.87 77.54 03:50:01 all 23.42 0.00 1.47 1.43 1.05 72.63 03:50:01 0 24.43 0.00 1.79 0.41 0.98 72.38 03:50:01 1 22.01 0.00 0.80 3.73 1.03 72.43 03:50:01 2 15.36 0.00 1.39 1.53 0.97 80.75 03:50:01 3 31.83 0.00 1.86 0.07 1.20 65.03 03:51:01 all 10.94 0.00 0.56 0.78 0.59 87.14 03:51:01 0 13.72 0.00 0.80 0.37 0.65 84.46 03:51:01 1 6.78 0.00 0.27 0.13 0.38 92.44 03:51:01 2 15.83 0.00 0.60 2.61 0.75 80.20 03:51:01 3 7.45 0.00 0.58 0.00 0.55 91.41 03:52:01 all 4.93 0.00 0.38 0.03 0.28 94.39 03:52:01 0 5.10 0.00 0.18 0.00 0.33 94.39 03:52:01 1 5.87 0.00 0.64 0.08 0.25 93.16 03:52:01 2 6.40 0.00 0.45 0.02 0.23 92.89 03:52:01 3 2.34 0.00 0.23 0.00 0.30 97.12 03:53:01 all 22.04 0.00 1.72 0.74 0.94 74.55 03:53:01 0 34.79 0.00 1.91 0.35 1.15 61.80 03:53:01 1 19.76 0.00 1.15 1.10 0.85 77.14 03:53:01 2 19.90 0.00 2.28 0.76 0.75 76.31 03:53:01 3 13.75 0.00 1.54 0.73 1.02 82.96 Average: all 17.03 0.00 1.21 1.28 0.76 79.72 Average: 0 23.20 0.00 1.39 0.60 0.86 73.96 Average: 1 13.62 0.00 0.94 2.59 0.64 82.21 Average: 2 16.77 0.00 1.31 1.32 0.76 79.84 Average: 3 14.52 0.00 1.20 0.63 0.79 82.86