---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1643 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 471 5353 0 2150 7225 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:fb:cc:fe brd ff:ff:ff:ff:ff:ff inet 10.32.6.44/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fefb:ccfe/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-1643) 12/25/25 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 140.06 54.86 85.20 3589.14 40636.84 12:49:01 86.87 30.57 56.30 1729.85 9659.10 12:50:01 64.52 8.15 56.37 484.59 7148.94 12:51:01 23.70 1.43 22.26 62.26 4766.67 Average: 78.75 23.72 55.03 1465.37 15577.30 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5999280 7422144 2168140 26.55 37072 1565780 705036 7.65 581636 1425424 83760 12:49:01 5647908 7350660 2519512 30.85 57364 1809268 839420 9.11 673048 1653032 110112 12:50:01 5541664 7452536 2625756 32.15 63268 2006840 631168 6.85 681392 1740700 126956 12:51:01 5491148 7405812 2676272 32.77 65184 2008368 686044 7.44 736432 1736272 9132 Average: 5670000 7407788 2497420 30.58 55722 1847564 715417 7.76 668127 1638857 82490 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:02 ens3 358.06 202.10 1436.86 61.87 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 82.16 48.36 461.84 16.25 0.00 0.00 0.00 0.00 12:50:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:50:01 ens3 258.94 267.71 1252.14 47.91 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 56.17 63.46 28.95 604.14 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 189.27 145.81 796.33 183.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1643) 12/25/25 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.55 0.00 2.26 4.75 2.75 69.69 12:48:02 0 29.76 0.00 3.77 5.96 3.24 57.27 12:48:02 1 12.76 0.00 1.65 4.50 2.37 78.72 12:48:02 2 29.64 0.00 1.98 6.86 2.84 58.67 12:48:02 3 10.06 0.00 1.63 1.72 2.54 84.05 12:49:01 all 21.71 0.00 1.47 2.64 2.07 72.10 12:49:01 0 28.27 0.00 1.99 1.10 1.87 66.77 12:49:01 1 20.03 0.00 0.84 1.01 2.03 76.09 12:49:01 2 14.35 0.00 1.37 7.54 1.80 74.94 12:49:01 3 24.21 0.00 1.66 0.94 2.57 70.62 12:50:01 all 34.23 0.00 1.67 1.20 4.79 58.11 12:50:01 0 25.29 0.00 1.71 0.66 4.75 67.60 12:50:01 1 25.87 0.00 1.22 1.88 4.14 66.89 12:50:01 2 31.53 0.00 1.56 1.36 4.62 60.93 12:50:01 3 54.19 0.00 2.20 0.90 5.67 37.03 12:51:01 all 20.41 0.00 0.95 0.85 1.42 76.36 12:51:01 0 7.94 0.00 0.64 0.03 1.06 90.33 12:51:01 1 28.53 0.00 1.56 0.22 1.78 67.92 12:51:01 2 32.50 0.00 1.10 2.67 1.79 61.94 12:51:01 3 12.72 0.00 0.53 0.50 1.05 85.20 Average: all 24.25 0.00 1.59 2.36 2.77 69.03 Average: 0 22.79 0.00 2.03 1.94 2.73 70.51 Average: 1 21.80 0.00 1.32 1.91 2.58 72.39 Average: 2 27.07 0.00 1.50 4.59 2.77 64.06 Average: 3 25.35 0.00 1.51 1.02 2.97 69.16