---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-489 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 751 865 0 2327 2927 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:73:ab:0b brd ff:ff:ff:ff:ff:ff inet 10.32.7.194/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fe73:ab0b/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-489) 12/21/24 _x86_64_ (4 CPU) 11:16:50 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 142.67 53.87 88.80 3546.82 8262.71 11:19:01 75.00 30.25 44.76 1658.16 9363.29 11:20:01 9.82 0.00 9.82 0.00 439.79 11:21:01 49.11 4.67 44.44 179.97 10836.99 11:22:01 18.75 0.75 18.00 86.25 5826.23 Average: 59.02 17.87 41.15 1092.44 6937.76 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 1755408 3337064 2283244 56.53 51660 1684372 620448 12.20 564712 1540992 167920 11:19:01 1463260 3184320 2575392 63.77 57180 1812064 793696 15.60 728476 1657608 4056 11:20:01 1451036 3179544 2587616 64.07 59148 1816564 797660 15.68 735056 1661196 1756 11:21:01 1023940 3178084 3014712 74.65 63368 2228988 704268 13.84 868184 1938596 102128 11:22:01 902492 3012796 3136160 77.65 65592 2184088 869460 17.09 1187444 1741500 17676 Average: 1319227 3178362 2719425 67.33 59390 1945215 757106 14.88 816774 1707978 58707 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 427.67 269.24 1586.14 72.04 0.00 0.00 0.00 0.00 11:18:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 11:19:01 ens3 114.98 113.93 735.69 22.88 0.00 0.00 0.00 0.00 11:19:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 57.82 82.87 63.62 13.41 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 814.78 715.85 4431.38 127.80 0.00 0.00 0.00 0.00 11:21:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:22:01 ens3 84.74 59.01 28.56 250.89 0.00 0.00 0.00 0.00 11:22:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 300.62 248.63 1371.20 97.65 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-489) 12/21/24 _x86_64_ (4 CPU) 11:16:50 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.73 0.00 1.75 4.09 0.06 72.37 11:18:02 0 33.82 0.00 2.56 2.81 0.05 60.76 11:18:02 1 8.76 0.00 1.01 1.12 0.08 89.03 11:18:02 2 16.05 0.00 1.08 0.77 0.05 82.04 11:18:02 3 28.26 0.00 2.36 11.63 0.07 57.67 11:19:01 all 11.67 0.00 0.67 1.25 0.05 86.36 11:19:01 0 18.38 0.00 1.00 1.86 0.05 78.71 11:19:01 1 7.05 0.00 0.31 0.05 0.03 92.56 11:19:01 2 10.56 0.00 0.39 0.71 0.05 88.28 11:19:01 3 10.68 0.00 0.95 2.36 0.07 85.94 11:20:01 all 3.92 0.00 0.18 0.03 0.03 95.84 11:20:01 0 3.99 0.00 0.16 0.12 0.02 95.71 11:20:01 1 3.59 0.00 0.08 0.00 0.02 96.31 11:20:01 2 4.59 0.00 0.25 0.00 0.03 95.13 11:20:01 3 3.52 0.00 0.23 0.00 0.05 96.19 11:21:01 all 24.90 0.00 1.26 0.36 0.07 73.40 11:21:01 0 21.72 0.00 0.74 0.45 0.05 77.04 11:21:01 1 28.34 0.00 1.34 0.32 0.08 69.91 11:21:01 2 27.14 0.00 1.38 0.53 0.08 70.86 11:21:01 3 22.39 0.00 1.57 0.13 0.08 75.82 11:22:01 all 24.34 0.00 0.78 0.44 0.04 74.39 11:22:01 0 9.52 0.00 0.62 1.29 0.03 88.55 11:22:01 1 13.45 0.00 0.50 0.35 0.02 85.68 11:22:01 2 45.57 0.00 1.15 0.08 0.05 53.15 11:22:01 3 28.81 0.00 0.88 0.08 0.05 70.17 Average: all 17.32 0.00 0.93 1.23 0.05 80.47 Average: 0 17.44 0.00 1.01 1.30 0.04 80.21 Average: 1 12.25 0.00 0.65 0.37 0.05 86.69 Average: 2 20.82 0.00 0.85 0.42 0.05 77.86 Average: 3 18.75 0.00 1.20 2.84 0.06 77.14