---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9439 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 8.6G 11G 45% / 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 4203 0 3307 7213 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:87:a7:be brd ff:ff:ff:ff:ff:ff inet 10.32.7.40/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fe87:a7be/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-9439) 08/29/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 113.88 54.00 59.88 3548.15 5255.46 08:15:01 52.61 0.30 52.31 33.86 9549.21 08:16:01 118.51 35.43 83.09 2202.30 43747.78 08:17:01 38.75 4.67 34.09 177.54 4859.05 Average: 80.94 23.60 57.34 1490.49 15851.97 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5973264 7406280 2194156 26.86 37924 1574796 712076 7.73 595440 1435240 95444 08:15:01 5775124 7492016 2392296 29.29 56864 1822140 612288 6.64 506900 1685636 152344 08:16:01 4035964 6981816 4131456 50.58 64044 3023548 1203404 13.06 1058752 2829280 9112 08:17:01 4341108 7420164 3826312 46.85 68312 3149672 653144 7.09 681544 2898156 26552 Average: 5031365 7325069 3136055 38.40 56786 2392539 795228 8.63 710659 2212078 70863 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 450.70 241.99 1469.92 68.08 0.00 0.00 0.00 0.00 08:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 34.09 31.69 501.89 4.36 0.00 0.00 0.00 0.00 08:15:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 08:16:01 ens3 894.05 620.13 18483.29 86.63 0.00 0.00 0.00 0.00 08:16:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 08:17:01 ens3 172.04 168.63 834.57 41.05 0.00 0.00 0.00 0.00 08:17:01 lo 1.53 1.53 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 387.72 265.60 5322.07 50.03 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 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-9439) 08/29/26 _x86_64_ (4 CPU) 08:12:50 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 22.90 0.00 1.88 3.52 1.19 70.52 08:14:01 0 13.00 0.00 2.06 5.74 1.08 78.12 08:14:01 1 16.84 0.00 1.08 5.00 0.93 76.15 08:14:01 2 41.07 0.00 2.52 0.82 1.67 53.92 08:14:01 3 20.69 0.00 1.83 2.50 1.07 73.91 08:15:01 all 20.08 0.00 1.35 1.73 1.05 75.79 08:15:01 0 16.13 0.00 1.31 0.15 0.88 81.52 08:15:01 1 16.09 0.00 0.85 5.38 1.16 76.52 08:15:01 2 6.86 0.00 0.28 0.02 0.66 92.17 08:15:01 3 41.36 0.00 2.95 1.37 1.48 52.84 08:16:01 all 31.02 0.00 2.24 2.60 3.19 60.95 08:16:01 0 29.55 0.00 3.40 3.06 3.13 60.86 08:16:01 1 30.09 0.00 1.75 1.80 2.76 63.60 08:16:01 2 27.60 0.00 1.74 1.68 3.09 65.90 08:16:01 3 36.82 0.00 2.09 3.83 3.80 53.46 08:17:01 all 32.62 0.00 1.53 0.96 2.85 62.05 08:17:01 0 19.69 0.00 1.01 0.13 1.96 77.21 08:17:01 1 47.36 0.00 1.58 1.91 3.35 45.80 08:17:01 2 38.38 0.00 1.92 0.46 2.97 56.27 08:17:01 3 25.06 0.00 1.60 1.35 3.13 68.86 Average: all 26.67 0.00 1.75 2.20 2.07 67.31 Average: 0 19.60 0.00 1.95 2.27 1.76 74.42 Average: 1 27.61 0.00 1.31 3.52 2.05 65.50 Average: 2 28.48 0.00 1.61 0.74 2.10 67.06 Average: 3 30.97 0.00 2.12 2.26 2.37 62.27