---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-573 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 467 5299 0 2209 7228 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:b3:bb:8a brd ff:ff:ff:ff:ff:ff inet 10.32.7.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:feb3:bb8a/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-573) 04/15/26 _x86_64_ (4 CPU) 07:05:00 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 191.20 110.31 80.89 5421.50 40352.89 07:07:01 83.75 30.44 53.31 1719.44 9095.68 07:08:01 45.19 8.60 36.59 562.57 8056.26 07:09:01 27.33 3.47 23.86 131.98 6078.45 Average: 86.88 38.24 48.64 1959.87 15924.27 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6021000 7410968 2146420 26.28 36428 1534092 700660 7.60 586796 1396660 68588 07:07:01 5646260 7342592 2521160 30.87 56832 1803868 840420 9.12 676132 1648416 115236 07:08:01 5375844 7342764 2791576 34.18 65068 2058656 735240 7.98 802712 1777136 164416 07:09:01 5428944 7404304 2738476 33.53 67080 2064720 678100 7.36 750328 1775860 8744 Average: 5618012 7375157 2549408 31.21 56352 1865334 738605 8.01 703992 1649518 89246 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 07:06:02 ens3 424.00 251.77 1261.05 67.85 0.00 0.00 0.00 0.00 07:07:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 07:07:01 ens3 69.75 58.04 715.85 13.57 0.00 0.00 0.00 0.00 07:08:01 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 07:08:01 ens3 180.32 164.42 1860.30 24.92 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 54.84 67.14 28.97 674.72 0.00 0.00 0.00 0.00 Average: lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 182.70 135.67 967.59 196.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-573) 04/15/26 _x86_64_ (4 CPU) 07:05:00 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.64 0.00 3.13 5.85 1.13 68.25 07:06:02 0 21.92 0.00 2.38 4.81 1.07 69.81 07:06:02 1 17.13 0.00 5.43 4.81 1.04 71.60 07:06:02 2 30.50 0.00 2.53 8.47 1.36 57.15 07:06:02 3 17.05 0.00 2.15 5.35 1.05 74.40 07:07:01 all 23.28 0.00 1.41 1.96 1.02 72.32 07:07:01 0 24.44 0.00 1.27 1.66 1.05 71.57 07:07:01 1 27.39 0.00 1.46 0.29 1.03 69.84 07:07:01 2 23.27 0.00 1.71 4.15 0.91 69.95 07:07:01 3 18.07 0.00 1.22 1.72 1.10 77.89 07:08:01 all 40.82 0.00 2.01 0.92 2.52 53.73 07:08:01 0 41.95 0.00 1.69 0.30 2.21 53.84 07:08:01 1 36.27 0.00 2.54 1.99 2.79 56.40 07:08:01 2 43.80 0.00 2.12 1.27 2.81 50.00 07:08:01 3 41.25 0.00 1.68 0.13 2.26 54.68 07:09:01 all 20.77 0.00 1.00 0.74 0.70 76.79 07:09:01 0 35.55 0.00 1.47 0.28 0.95 61.75 07:09:01 1 1.25 0.00 0.32 0.73 0.23 97.46 07:09:01 2 33.91 0.00 1.18 1.90 1.25 61.77 07:09:01 3 12.29 0.00 1.02 0.03 0.38 86.28 Average: all 26.65 0.00 1.89 2.37 1.35 67.75 Average: 0 31.02 0.00 1.70 1.76 1.32 64.20 Average: 1 20.51 0.00 2.44 1.96 1.28 73.82 Average: 2 32.91 0.00 1.88 3.94 1.59 59.68 Average: 3 22.18 0.00 1.52 1.81 1.20 73.29