---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2152 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 8.1G 12G 42% / 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 477 4791 0 2707 7208 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:88:05:cd brd ff:ff:ff:ff:ff:ff inet 10.32.7.144/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe88:5cd/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-2152) 05/30/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 156.79 71.89 84.90 4525.78 40708.17 08:15:01 62.76 5.63 57.13 178.24 9729.99 08:16:01 106.48 33.38 73.10 2122.00 24167.73 08:17:01 38.70 1.47 37.24 105.16 4883.17 Average: 91.30 28.18 63.12 1739.15 19913.46 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5980420 7404276 2187000 26.78 36928 1566560 707404 7.68 592240 1430024 87268 08:15:01 5763464 7479212 2403956 29.43 56960 1820684 602028 6.53 520792 1682128 152740 08:16:01 4599968 6942860 3567452 43.68 64100 2428524 1085672 11.78 1121504 2218504 5848 08:17:01 4955316 7426232 3212104 39.33 68784 2548652 633720 6.88 684248 2296324 25276 Average: 5324792 7313145 2842628 34.80 56693 2091105 757206 8.22 729696 1906745 67783 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 ens3 426.88 257.62 1528.20 67.71 0.00 0.00 0.00 0.00 08:14:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 08:15:01 ens3 54.03 43.24 547.99 9.34 0.00 0.00 0.00 0.00 08:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 08:16:01 ens3 548.72 456.18 9005.28 69.11 0.00 0.00 0.00 0.00 08:16:01 lo 2.28 2.28 0.27 0.27 0.00 0.00 0.00 0.00 08:17:01 ens3 181.39 204.20 854.85 41.91 0.00 0.00 0.00 0.00 08:17:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 303.77 241.12 2993.83 47.17 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2152) 05/30/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 22.63 0.00 2.97 4.91 1.13 68.36 08:14:02 0 20.82 0.00 3.83 2.70 1.18 71.48 08:14:02 1 23.73 0.00 2.13 3.78 0.90 69.46 08:14:02 2 32.69 0.00 3.88 8.47 1.27 53.69 08:14:02 3 13.34 0.00 1.99 4.71 1.15 78.81 08:15:01 all 21.47 0.00 1.31 1.54 0.88 74.81 08:15:01 0 31.18 0.00 1.51 0.37 0.92 66.02 08:15:01 1 19.45 0.00 1.46 1.07 0.81 77.21 08:15:01 2 25.68 0.00 1.69 4.61 0.85 67.17 08:15:01 3 9.61 0.00 0.59 0.10 0.95 88.75 08:16:01 all 47.35 0.00 2.35 2.25 3.19 44.85 08:16:01 0 44.78 0.00 1.68 1.01 3.24 49.29 08:16:01 1 48.67 0.00 2.00 3.65 2.82 42.87 08:16:01 2 50.22 0.00 1.46 1.50 3.12 43.70 08:16:01 3 45.75 0.00 4.24 2.86 3.59 43.55 08:17:01 all 23.86 0.00 1.38 0.72 1.40 72.64 08:17:01 0 15.12 0.00 1.28 0.02 0.93 82.65 08:17:01 1 10.12 0.00 0.58 1.81 1.13 86.37 08:17:01 2 11.76 0.00 0.94 0.80 1.29 85.21 08:17:01 3 58.60 0.00 2.70 0.27 2.22 36.22 Average: all 28.88 0.00 2.00 2.36 1.65 65.11 Average: 0 27.97 0.00 2.08 1.03 1.57 67.36 Average: 1 25.53 0.00 1.54 2.58 1.42 68.92 Average: 2 30.09 0.00 1.99 3.83 1.64 62.45 Average: 3 31.92 0.00 2.39 1.99 1.98 61.72