---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1695 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 7.6G 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 463 5360 0 2151 7233 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:41:41:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.58/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe41:41a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1695) 12/26/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 102.88 35.57 67.31 1249.18 5480.17 07:07:01 81.78 30.40 51.38 1708.19 8780.48 07:08:01 60.94 8.92 52.02 505.52 10234.69 07:09:01 21.11 0.35 20.76 33.73 1448.43 Average: 66.62 18.76 47.86 870.68 6476.30 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5877660 7380344 2289752 28.04 41284 1637364 731276 7.93 638096 1478052 137884 07:07:01 5561864 7272152 2605548 31.90 59080 1814164 834108 9.05 748892 1656960 105052 07:08:01 5521220 7432912 2646192 32.40 63604 2007016 650400 7.06 700024 1737920 26972 07:09:01 5514308 7429716 2653104 32.48 65544 2008212 666132 7.23 707844 1736224 10784 Average: 5618763 7378781 2548649 31.21 57378 1866689 720479 7.82 698714 1652289 70173 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:06:02 ens3 410.08 211.63 1446.79 64.26 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 07:07:01 ens3 109.98 95.12 500.43 22.15 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:08:01 ens3 264.52 278.30 1216.53 646.74 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 07:09:01 ens3 11.90 12.61 9.26 6.04 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 199.50 149.65 794.51 185.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1695) 12/26/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.87 0.00 1.49 3.26 2.79 69.59 07:06:02 0 22.99 0.00 1.34 5.18 2.52 67.97 07:06:02 1 13.09 0.00 1.44 5.12 2.15 78.21 07:06:02 2 39.63 0.00 1.68 1.53 3.55 53.61 07:06:02 3 15.75 0.00 1.48 1.23 2.99 78.54 07:07:01 all 24.67 0.00 1.42 2.24 2.96 68.71 07:07:01 0 27.43 0.00 1.10 2.14 2.83 66.50 07:07:01 1 11.98 0.00 0.59 1.60 2.37 83.46 07:07:01 2 39.12 0.00 2.30 4.06 3.34 51.18 07:07:01 3 20.10 0.00 1.71 1.19 3.29 73.71 07:08:01 all 31.75 0.00 1.69 1.33 4.04 61.19 07:08:01 0 22.34 0.00 1.24 2.00 3.26 71.15 07:08:01 1 57.32 0.00 1.79 0.27 4.27 36.35 07:08:01 2 29.80 0.00 2.15 0.61 3.95 63.50 07:08:01 3 17.75 0.00 1.54 2.44 4.66 73.61 07:09:01 all 20.83 0.00 0.91 0.78 1.49 75.99 07:09:01 0 25.60 0.00 0.88 0.47 1.48 71.58 07:09:01 1 15.08 0.00 0.68 0.05 1.21 82.99 07:09:01 2 36.56 0.00 1.41 0.18 2.19 59.66 07:09:01 3 6.07 0.00 0.68 2.42 1.08 89.75 Average: all 25.04 0.00 1.37 1.90 2.82 68.86 Average: 0 24.58 0.00 1.14 2.45 2.52 69.31 Average: 1 24.41 0.00 1.13 1.76 2.50 70.21 Average: 2 36.27 0.00 1.88 1.59 3.26 57.01 Average: 3 14.92 0.00 1.35 1.82 3.01 78.90