---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7103 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 489 5308 0 2177 7205 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:0a:c8:21 brd ff:ff:ff:ff:ff:ff inet 10.32.7.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe0a:c821/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7103) 02/20/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 142.19 61.71 80.49 3856.02 39997.35 07:07:01 86.02 30.01 56.01 1700.63 9975.07 07:08:01 72.01 8.88 63.13 511.30 8028.79 07:09:01 28.05 1.63 26.41 75.99 5007.57 Average: 82.07 25.56 56.51 1535.95 15751.63 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6016348 7404576 2151072 26.34 36456 1532264 707752 7.68 595592 1392832 69500 07:07:01 5596908 7296196 2570512 31.47 57112 1806008 836756 9.08 723340 1650032 119728 07:08:01 5488376 7417396 2679044 32.80 65188 2020884 644864 7.00 718588 1749388 115152 07:09:01 5406356 7348084 2761064 33.81 67732 2030756 712992 7.74 796832 1753132 8720 Average: 5626997 7366563 2540423 31.10 56622 1847478 725591 7.87 708588 1636346 78275 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 345.39 211.23 1176.95 64.80 0.00 0.00 0.00 0.00 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 76.77 62.15 710.97 15.25 0.00 0.00 0.00 0.00 07:07:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 336.35 379.51 1578.53 62.29 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 60.27 66.86 28.06 615.23 0.00 0.00 0.00 0.00 07:09:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 204.70 179.94 873.65 189.38 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7103) 02/20/26 _x86_64_ (4 CPU) 07:04:54 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.19 0.00 2.82 5.43 2.67 66.89 07:06:01 0 13.16 0.00 3.64 2.50 2.22 78.48 07:06:01 1 10.02 0.00 1.57 5.83 2.06 80.52 07:06:01 2 38.29 0.00 3.20 8.44 2.96 47.10 07:06:01 3 27.28 0.00 2.88 4.96 3.45 61.42 07:07:01 all 23.07 0.00 1.55 2.25 1.66 71.48 07:07:01 0 18.01 0.00 0.83 0.60 1.28 79.29 07:07:01 1 30.86 0.00 2.52 6.59 1.79 58.22 07:07:01 2 30.03 0.00 1.87 0.94 2.15 65.01 07:07:01 3 13.34 0.00 0.96 0.85 1.41 83.45 07:08:01 all 42.84 0.00 2.41 0.82 3.63 50.31 07:08:01 0 51.92 0.00 2.19 0.96 3.51 41.41 07:08:01 1 39.48 0.00 2.09 0.88 3.33 54.22 07:08:01 2 39.49 0.00 2.99 1.25 3.74 52.54 07:08:01 3 40.50 0.00 2.38 0.18 3.91 53.04 07:09:01 all 20.79 0.00 0.87 0.99 1.27 76.08 07:09:01 0 7.67 0.00 0.73 1.57 1.19 88.84 07:09:01 1 3.38 0.00 0.56 2.01 0.91 93.13 07:09:01 2 46.64 0.00 1.17 0.20 1.78 50.22 07:09:01 3 25.61 0.00 1.05 0.18 1.22 71.94 Average: all 27.22 0.00 1.91 2.37 2.31 66.19 Average: 0 22.66 0.00 1.85 1.41 2.05 72.03 Average: 1 20.93 0.00 1.69 3.83 2.03 71.54 Average: 2 38.60 0.00 2.31 2.71 2.66 53.73 Average: 3 26.70 0.00 1.82 1.55 2.50 67.42