---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1922 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 456 5304 0 2214 7239 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:f7:9d:ba brd ff:ff:ff:ff:ff:ff inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fef7:9dba/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-1922) 04/30/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 118.56 54.41 64.15 3581.81 6708.38 07:07:01 81.36 31.29 50.07 1729.58 9572.89 07:08:01 45.48 10.74 34.73 634.62 7678.83 07:09:01 24.63 0.35 24.28 33.73 6034.99 Average: 67.45 24.17 43.28 1494.06 7490.13 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5947876 7413552 2219544 27.18 39236 1604660 714044 7.75 597804 1454824 119828 07:07:01 5596948 7316192 2570472 31.47 59324 1822480 809828 8.79 707484 1663568 114100 07:08:01 5466384 7444936 2701036 33.07 65092 2069756 647196 7.02 707736 1782960 162900 07:09:01 5448276 7428868 2719144 33.29 67320 2069524 673432 7.31 728240 1779484 10728 Average: 5614871 7400887 2552549 31.25 57743 1891605 711125 7.72 685316 1670209 101889 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 405.86 242.90 1523.58 67.77 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 81.67 71.89 578.45 18.20 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 190.20 176.51 1728.80 684.66 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 13.08 13.45 10.50 6.39 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 173.10 126.43 962.02 195.01 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1922) 04/30/26 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.73 0.00 1.78 3.82 2.44 70.23 07:06:02 0 11.29 0.00 1.56 6.57 1.91 78.67 07:06:02 1 16.24 0.00 1.08 0.90 1.52 80.27 07:06:02 2 23.38 0.00 1.80 1.95 2.97 69.89 07:06:02 3 36.04 0.00 2.65 5.87 3.38 52.06 07:07:01 all 25.22 0.00 1.68 2.17 2.76 68.16 07:07:01 0 21.22 0.00 1.76 2.59 2.71 71.72 07:07:01 1 29.78 0.00 1.57 0.74 2.43 65.49 07:07:01 2 26.97 0.00 2.01 0.27 3.38 67.37 07:07:01 3 22.94 0.00 1.40 5.09 2.49 68.08 07:08:01 all 33.95 0.00 2.05 0.80 4.87 58.33 07:08:01 0 29.63 0.00 1.45 1.10 4.24 63.58 07:08:01 1 26.63 0.00 1.97 0.23 5.15 66.03 07:08:01 2 45.96 0.00 2.62 0.39 5.50 45.52 07:08:01 3 33.56 0.00 2.17 1.46 4.59 58.23 07:09:01 all 20.21 0.00 0.89 0.86 1.33 76.72 07:09:01 0 5.82 0.00 0.38 0.72 0.55 92.53 07:09:01 1 18.02 0.00 0.58 0.93 1.48 79.00 07:09:01 2 45.02 0.00 1.45 0.20 2.36 50.97 07:09:01 3 11.94 0.00 1.18 1.61 0.95 84.32 Average: all 25.30 0.00 1.60 1.91 2.86 68.33 Average: 0 17.00 0.00 1.29 2.75 2.35 76.61 Average: 1 22.65 0.00 1.30 0.70 2.65 72.70 Average: 2 35.37 0.00 1.97 0.70 3.56 58.39 Average: 3 26.16 0.00 1.85 3.50 2.86 65.64