---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1357 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 7.6G 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 466 5357 0 2151 7230 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:67:6d:cc brd ff:ff:ff:ff:ff:ff inet 10.32.6.231/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe67:6dcc/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-1357) 12/21/25 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 167.14 85.42 81.72 4955.44 40037.08 12:49:01 55.93 0.17 55.76 22.23 9537.51 12:50:01 96.03 37.83 58.21 2148.04 8219.43 12:51:01 23.29 1.52 21.78 74.51 4814.66 Average: 85.72 31.36 54.36 1807.35 15677.04 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6039428 7427620 2127992 26.05 36084 1532796 682384 7.40 571888 1393936 70308 12:49:01 5830052 7471928 2337368 28.62 56064 1750440 627608 6.81 532104 1611008 124308 12:50:01 5470304 7380028 2697116 33.02 62916 2006188 725772 7.88 752064 1740384 117628 12:51:01 5518556 7436960 2648864 32.43 64828 2012164 661960 7.18 702396 1740612 11708 Average: 5714585 7429134 2452835 30.03 54973 1825397 674431 7.32 639613 1621485 80988 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:48:02 ens3 457.91 253.12 1234.68 67.76 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 50.02 42.80 574.87 5.04 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 276.57 289.65 1417.62 58.32 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 54.38 64.43 29.61 600.63 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 210.37 162.99 815.16 183.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1357) 12/21/25 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 19.78 0.00 2.74 6.20 2.81 68.46 12:48:02 0 20.62 0.00 4.50 3.18 2.58 69.12 12:48:02 1 15.11 0.00 1.82 8.73 2.29 72.05 12:48:02 2 16.15 0.00 1.79 5.83 3.14 73.08 12:48:02 3 27.25 0.00 2.88 7.08 3.24 59.55 12:49:01 all 20.11 0.00 1.22 1.81 1.33 75.53 12:49:01 0 43.91 0.00 1.73 3.03 2.31 49.02 12:49:01 1 13.74 0.00 1.03 0.37 0.85 84.01 12:49:01 2 11.34 0.00 1.28 3.76 1.26 82.36 12:49:01 3 11.42 0.00 0.83 0.08 0.89 86.78 12:50:01 all 36.43 0.00 1.93 1.71 5.11 54.81 12:50:01 0 25.95 0.00 1.41 2.02 4.45 66.17 12:50:01 1 35.97 0.00 1.93 2.72 5.08 54.30 12:50:01 2 49.83 0.00 2.71 1.17 6.00 40.30 12:50:01 3 33.97 0.00 1.69 0.97 4.94 58.43 12:51:01 all 20.51 0.00 1.03 0.92 1.49 76.05 12:51:01 0 4.09 0.00 0.62 2.41 0.67 92.22 12:51:01 1 26.81 0.00 0.91 0.17 1.51 70.60 12:51:01 2 40.45 0.00 1.61 0.99 2.85 54.10 12:51:01 3 10.61 0.00 0.98 0.12 0.91 87.38 Average: all 24.25 0.00 1.73 2.67 2.70 68.65 Average: 0 23.58 0.00 2.07 2.66 2.51 69.18 Average: 1 22.97 0.00 1.43 3.01 2.45 70.15 Average: 2 29.54 0.00 1.85 2.93 3.33 62.35 Average: 3 20.89 0.00 1.60 2.07 2.51 72.93