---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1874 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 7.5G 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 457 5428 0 2090 7240 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:c4:d3:c3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.86/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fec4:d3c3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1874) 08/01/25 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 112.81 53.78 59.03 3532.16 5185.89 19:15:01 65.11 12.20 52.92 285.90 8817.19 19:16:01 63.72 6.73 56.99 422.06 7987.20 19:17:01 23.30 0.68 22.61 45.46 4411.26 Average: 66.24 18.35 47.89 1071.47 6600.42 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5961952 7388912 2205468 27.00 37200 1569580 726408 7.88 613992 1428084 88160 19:15:01 5786076 7444316 2381344 29.16 57284 1764984 818676 8.88 573636 1613228 135432 19:16:01 5608288 7458660 2559132 31.33 63036 1946664 646124 7.01 641856 1712980 115876 19:17:01 5563836 7418372 2603584 31.88 64908 1948992 672068 7.29 689524 1709996 10824 Average: 5730038 7427565 2437382 29.84 55607 1807555 715819 7.77 629752 1616072 87573 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 385.00 203.80 1440.87 63.98 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 63.93 38.87 424.44 17.81 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 242.91 254.81 1239.92 44.20 0.00 0.00 0.00 0.00 19:16:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 54.79 57.66 28.95 523.25 0.00 0.00 0.00 0.00 19:17:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 186.66 138.78 783.56 162.30 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1874) 08/01/25 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.11 0.00 1.66 4.32 2.85 69.07 19:14:01 0 17.40 0.00 1.33 2.70 1.94 76.64 19:14:01 1 15.27 0.00 1.68 5.76 3.84 73.45 19:14:01 2 17.57 0.00 1.80 6.63 2.65 71.35 19:14:01 3 38.32 0.00 1.84 2.17 2.95 54.72 19:15:01 all 20.87 0.00 1.43 2.21 2.28 73.22 19:15:01 0 4.66 0.00 0.45 1.55 0.99 92.36 19:15:01 1 23.11 0.00 1.63 0.61 4.05 70.60 19:15:01 2 30.47 0.00 1.79 6.30 2.00 59.44 19:15:01 3 25.19 0.00 1.87 0.41 2.03 70.50 19:16:01 all 37.28 0.00 1.81 1.23 4.74 54.94 19:16:01 0 25.54 0.00 1.66 1.10 4.58 67.13 19:16:01 1 32.52 0.00 1.69 1.15 4.38 60.26 19:16:01 2 59.56 0.00 2.07 1.76 5.00 31.61 19:16:01 3 31.57 0.00 1.77 0.89 5.03 60.74 19:17:01 all 20.15 0.00 0.96 1.26 1.96 75.68 19:17:01 0 6.85 0.00 0.51 0.08 0.93 91.62 19:17:01 1 10.71 0.00 0.93 1.01 2.69 84.66 19:17:01 2 21.51 0.00 0.99 3.37 1.70 72.42 19:17:01 3 41.61 0.00 1.42 0.58 2.48 53.91 Average: all 25.11 0.00 1.46 2.25 2.96 68.21 Average: 0 13.63 0.00 0.99 1.36 2.11 81.91 Average: 1 20.38 0.00 1.48 2.13 3.74 72.26 Average: 2 32.32 0.00 1.66 4.51 2.84 58.67 Average: 3 34.16 0.00 1.72 1.01 3.13 59.98