---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1752 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 469 5281 0 2224 7224 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:af:22:b6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.170/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:feaf:22b6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1752) 08/23/25 _x86_64_ (4 CPU) 08:13:01 LINUX RESTART (4 CPU) 08:14:02 tps rtps wtps bread/s bwrtn/s 08:15:01 59.52 0.22 59.30 27.11 9631.18 08:16:01 96.48 37.24 59.25 2226.99 9819.13 08:17:01 38.33 3.80 34.53 162.51 4828.13 Average: 64.81 13.83 50.98 809.92 8084.40 08:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:15:01 5799260 7403636 2368152 29.00 53736 1718792 684964 7.43 607836 1572808 95268 08:16:01 4998532 6854976 3168880 38.80 63008 1951900 1240424 13.46 1186524 1771940 5912 08:17:01 5428928 7413068 2738484 33.53 67524 2072008 658992 7.15 700176 1824228 22600 Average: 5408907 7223893 2758505 33.77 61423 1914233 861460 9.35 831512 1722992 41260 08:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:15:01 ens3 46.75 38.83 648.46 5.06 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 373.14 361.01 2263.62 69.55 0.00 0.00 0.00 0.00 08:16:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 08:17:01 ens3 155.52 183.79 848.74 31.63 0.00 0.00 0.00 0.00 08:17:01 lo 1.38 1.38 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 192.62 195.41 1257.01 35.58 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 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-1752) 08/23/25 _x86_64_ (4 CPU) 08:13:01 LINUX RESTART (4 CPU) 08:14:02 CPU %user %nice %system %iowait %steal %idle 08:15:01 all 20.63 0.00 1.41 1.54 0.95 75.47 08:15:01 0 11.30 0.00 0.76 0.25 0.78 86.91 08:15:01 1 22.94 0.00 1.54 0.12 0.81 74.59 08:15:01 2 35.81 0.00 2.07 0.44 1.59 60.09 08:15:01 3 12.50 0.00 1.26 5.37 0.61 80.27 08:16:01 all 42.04 0.00 2.36 1.87 3.29 50.43 08:16:01 0 37.53 0.00 1.62 1.89 2.88 56.07 08:16:01 1 45.94 0.00 2.12 1.84 3.30 46.79 08:16:01 2 43.91 0.00 2.55 0.94 3.88 48.72 08:16:01 3 40.80 0.00 3.14 2.82 3.09 50.14 08:17:01 all 31.56 0.00 1.79 0.89 2.27 63.49 08:17:01 0 41.79 0.00 2.26 2.00 2.01 51.94 08:17:01 1 20.23 0.00 0.81 0.20 2.19 76.57 08:17:01 2 20.43 0.00 1.44 0.65 2.32 75.17 08:17:01 3 43.98 0.00 2.66 0.72 2.53 50.12 Average: all 31.49 0.00 1.86 1.43 2.18 63.04 Average: 0 30.32 0.00 1.55 1.39 1.90 64.84 Average: 1 29.73 0.00 1.49 0.72 2.11 65.95 Average: 2 33.36 0.00 2.02 0.68 2.61 61.33 Average: 3 32.57 0.00 2.36 2.95 2.09 60.04