---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8831 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 7.7G 12G 41% / 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 463 5174 0 2337 7229 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:e2:80:dc brd ff:ff:ff:ff:ff:ff inet 10.32.7.245/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86073sec preferred_lft 86073sec inet6 fe80::f816:3eff:fee2:80dc/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-8831) 03/14/26 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 140.00 54.67 85.34 3584.81 40540.77 05:17:01 82.41 30.14 52.27 1664.78 8846.78 05:18:01 38.37 8.76 29.61 704.17 6481.57 05:19:01 12.58 2.50 10.08 100.37 3508.03 05:20:01 34.16 0.68 33.48 77.72 7942.28 Average: 61.50 19.35 42.15 1226.41 13464.07 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 5967876 7389388 2199544 26.93 37048 1564576 724308 7.86 609940 1426024 85968 05:17:01 5669960 7364244 2497460 30.58 57180 1801516 762752 8.28 674232 1626256 103452 05:18:01 4686396 6579176 3481024 42.62 62400 1988616 1467688 15.93 1493384 1775592 94180 05:19:01 5339988 7431448 2827432 34.62 66332 2178244 650776 7.06 706016 1902780 200380 05:20:01 5315536 7417700 2851884 34.92 68884 2186128 678220 7.36 727024 1905116 9260 Average: 5395951 7236391 2771469 33.93 58369 1943816 856749 9.30 842119 1727154 98648 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:16:01 ens3 449.83 230.41 1452.38 65.96 0.00 0.00 0.00 0.00 05:17:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 05:17:01 ens3 51.38 41.77 429.33 11.32 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 05:18:01 ens3 195.10 182.11 2636.62 24.18 0.00 0.00 0.00 0.00 05:19:01 lo 122.09 122.09 36.52 36.52 0.00 0.00 0.00 0.00 05:19:01 ens3 123.28 106.61 1251.66 17.93 0.00 0.00 0.00 0.00 05:20:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:20:01 ens3 12.58 13.43 10.76 6.39 0.00 0.00 0.00 0.00 Average: lo 25.06 25.06 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 166.44 114.87 1156.19 25.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8831) 03/14/26 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.60 0.00 2.23 4.84 1.48 69.86 05:16:01 0 17.22 0.00 1.47 5.91 1.18 74.22 05:16:01 1 19.75 0.00 1.77 3.03 1.23 74.21 05:16:01 2 16.20 0.00 4.20 6.50 2.00 71.10 05:16:01 3 33.24 0.00 1.43 3.92 1.50 59.90 05:17:01 all 22.10 0.00 1.50 2.42 1.09 72.89 05:17:01 0 32.21 0.00 1.88 1.51 1.26 63.13 05:17:01 1 20.16 0.00 1.30 0.53 0.95 77.06 05:17:01 2 13.59 0.00 1.05 1.63 1.05 82.68 05:17:01 3 22.39 0.00 1.78 5.99 1.12 68.72 05:18:01 all 37.57 0.00 1.53 1.04 2.64 57.22 05:18:01 0 33.59 0.00 2.27 1.59 2.82 59.73 05:18:01 1 47.85 0.00 1.16 0.37 2.83 47.79 05:18:01 2 34.69 0.00 1.69 1.69 2.40 59.53 05:18:01 3 34.16 0.00 1.03 0.53 2.49 61.78 05:19:01 all 37.82 0.00 1.79 0.30 2.79 57.30 05:19:01 0 39.08 0.00 1.78 0.43 2.35 56.36 05:19:01 1 39.38 0.00 1.65 0.05 2.91 56.02 05:19:01 2 35.97 0.00 1.74 0.25 3.15 58.89 05:19:01 3 36.86 0.00 2.00 0.45 2.76 57.93 05:20:01 all 20.94 0.00 0.97 1.04 0.89 76.15 05:20:01 0 29.16 0.00 1.02 1.28 0.82 67.73 05:20:01 1 28.99 0.00 1.12 0.22 1.00 68.68 05:20:01 2 23.82 0.00 1.23 0.05 1.42 73.48 05:20:01 3 1.83 0.00 0.53 2.61 0.35 94.69 Average: all 28.01 0.00 1.60 1.92 1.78 66.68 Average: 0 30.26 0.00 1.68 2.14 1.69 64.22 Average: 1 31.24 0.00 1.40 0.84 1.78 64.74 Average: 2 24.88 0.00 1.98 2.02 2.01 69.12 Average: 3 25.68 0.00 1.36 2.70 1.64 68.62