---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3809 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 7.6G 12G 40% / 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 651 1087 0 2204 3027 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:40:a4:c5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.25/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86200sec preferred_lft 86200sec inet6 fe80::f816:3eff:fe40:a4c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3809) 03/29/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 137.86 53.97 83.89 3559.14 7613.66 08:15:01 134.21 39.51 94.70 2287.35 14994.70 08:16:01 30.66 3.40 27.26 159.97 4784.80 Average: 100.91 32.29 68.62 2002.16 9131.06 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1805080 3371956 2233564 55.30 51612 1670376 601968 11.83 527792 1530332 169940 08:15:01 1455896 3413668 2582748 63.95 64388 2033512 544064 10.69 587328 1790272 72396 08:16:01 1119464 3105208 2919180 72.28 67336 2058620 793168 15.59 937216 1775736 16760 Average: 1460147 3296944 2578497 63.85 61112 1920836 646400 12.71 684112 1698780 86365 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 370.32 253.49 1568.13 70.08 0.00 0.00 0.00 0.00 08:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 08:15:01 ens3 562.11 595.93 2916.30 106.00 0.00 0.00 0.00 0.00 08:15:01 lo 2.32 2.32 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 278.00 148.83 365.48 103.11 0.00 0.00 0.00 0.00 08:16:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 403.48 332.75 1616.64 93.06 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3809) 03/29/25 _x86_64_ (4 CPU) 08:12:51 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.64 0.00 1.58 3.65 0.06 73.07 08:14:01 0 44.78 0.00 2.63 1.43 0.07 51.09 08:14:01 1 11.31 0.00 1.25 2.24 0.07 85.13 08:14:01 2 20.04 0.00 1.30 3.32 0.05 75.28 08:14:01 3 10.30 0.00 1.14 7.63 0.05 80.88 08:15:01 all 37.34 0.00 1.82 1.88 0.09 58.87 08:15:01 0 35.51 0.00 1.47 0.97 0.08 61.96 08:15:01 1 43.29 0.00 2.21 3.54 0.10 50.86 08:15:01 2 33.13 0.00 1.59 1.44 0.10 63.74 08:15:01 3 37.41 0.00 2.03 1.57 0.10 58.88 08:16:01 all 22.80 0.00 0.92 0.71 0.05 75.52 08:16:01 0 18.25 0.00 1.02 0.10 0.05 80.58 08:16:01 1 41.42 0.00 1.03 2.12 0.07 55.36 08:16:01 2 15.63 0.00 0.89 0.18 0.07 83.23 08:16:01 3 15.87 0.00 0.72 0.43 0.03 82.94 Average: all 27.25 0.00 1.44 2.08 0.07 69.16 Average: 0 32.84 0.00 1.71 0.83 0.07 64.55 Average: 1 32.00 0.00 1.50 2.63 0.08 63.80 Average: 2 22.94 0.00 1.26 1.65 0.07 74.08 Average: 3 21.20 0.00 1.30 3.21 0.06 74.23