---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6616 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 463 5268 0 2244 7230 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:34:98:6a brd ff:ff:ff:ff:ff:ff inet 10.32.7.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe34:986a/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-6616) 02/14/26 _x86_64_ (4 CPU) 08:12:52 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 142.76 54.82 87.94 3598.73 40804.42 08:15:01 86.75 29.87 56.88 1659.18 11134.16 08:16:01 79.68 9.82 69.87 665.20 8729.47 08:17:01 27.55 0.68 26.86 77.72 3729.65 Average: 84.19 23.80 60.39 1500.25 16099.52 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 5962008 7392556 2205404 27.00 38112 1571944 726696 7.89 609876 1429764 88012 08:15:01 5522360 7287504 2645052 32.39 57928 1870024 815160 8.85 750224 1694976 102980 08:16:01 5428224 7425032 2739188 33.54 65856 2086392 667376 7.24 685692 1839200 74952 08:17:01 5415412 7423176 2752000 33.69 68612 2094300 657784 7.14 695420 1841580 10264 Average: 5582001 7382067 2585411 31.66 57627 1905665 716754 7.78 685303 1701380 69052 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:14:01 ens3 449.09 261.99 1430.61 68.66 0.00 0.00 0.00 0.00 08:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 08:15:01 ens3 120.94 105.21 1562.56 20.08 0.00 0.00 0.00 0.00 08:16:01 lo 1.35 1.35 0.19 0.19 0.00 0.00 0.00 0.00 08:16:01 ens3 422.70 474.78 2190.79 77.06 0.00 0.00 0.00 0.00 08:17:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:17:01 ens3 12.58 13.56 9.74 6.54 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 251.32 213.87 1298.40 43.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6616) 02/14/26 _x86_64_ (4 CPU) 08:12:52 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 23.26 0.00 2.32 4.70 1.01 68.71 08:14:01 0 38.31 0.00 2.30 1.55 1.41 56.43 08:14:01 1 21.71 0.00 2.43 9.99 0.92 64.95 08:14:01 2 21.56 0.00 3.24 4.92 1.09 69.20 08:14:01 3 11.46 0.00 1.28 2.39 0.60 84.27 08:15:01 all 26.67 0.00 1.87 1.89 1.25 68.32 08:15:01 0 31.52 0.00 2.02 1.15 1.10 64.21 08:15:01 1 19.48 0.00 1.35 3.80 1.12 74.25 08:15:01 2 34.11 0.00 2.49 0.93 1.75 60.71 08:15:01 3 21.52 0.00 1.65 1.65 1.05 74.13 08:16:01 all 43.10 0.00 2.13 0.90 2.96 50.92 08:16:01 0 46.99 0.00 1.78 1.93 2.87 46.43 08:16:01 1 38.62 0.00 2.78 0.50 2.63 55.47 08:16:01 2 45.44 0.00 2.22 0.32 3.53 48.49 08:16:01 3 41.36 0.00 1.72 0.83 2.78 53.31 08:17:01 all 20.44 0.00 0.91 0.94 1.04 76.68 08:17:01 0 11.91 0.00 0.58 0.62 0.80 86.09 08:17:01 1 23.87 0.00 0.76 2.64 1.20 71.52 08:17:01 2 36.92 0.00 1.56 0.48 1.72 59.32 08:17:01 3 8.91 0.00 0.72 0.02 0.43 89.92 Average: all 28.37 0.00 1.80 2.10 1.56 66.16 Average: 0 32.19 0.00 1.67 1.31 1.55 63.28 Average: 1 25.92 0.00 1.83 4.23 1.47 66.56 Average: 2 34.53 0.00 2.37 1.65 2.02 59.42 Average: 3 20.81 0.00 1.34 1.22 1.22 75.41