---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9886 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 7.7G 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 468 5160 0 2346 7223 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:eb:01:67 brd ff:ff:ff:ff:ff:ff inet 10.32.7.250/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:feeb:167/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9886) 11/22/25 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 tps rtps wtps bread/s bwrtn/s 05:17:02 57.94 0.20 57.74 26.52 9711.54 05:18:01 64.91 33.42 31.49 2092.14 8044.04 05:19:01 16.68 7.58 9.10 365.94 3485.82 05:20:01 23.08 1.52 21.56 102.38 7188.94 Average: 40.55 10.59 29.97 640.83 7104.00 05:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:02 5748956 7391932 2418464 29.61 55348 1752676 719792 7.81 619824 1604188 128776 05:18:01 5329860 7214576 2837560 34.74 62376 1980380 877704 9.52 814844 1812904 92984 05:19:01 4457548 6362200 3709872 45.42 63204 1998060 1599960 17.36 1712948 1779200 304 05:20:01 5271588 7379544 2895832 35.46 68536 2191708 694516 7.54 761512 1913276 26028 Average: 5201988 7087063 2965432 36.31 62366 1980706 972993 10.56 977282 1777392 62023 05:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:02 ens3 45.49 36.10 645.90 4.73 0.00 0.00 0.00 0.00 05:17:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:18:01 ens3 232.52 193.87 2784.62 32.03 0.00 0.00 0.00 0.00 05:18:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 12.96 12.73 90.06 2.46 0.00 0.00 0.00 0.00 05:19:01 lo 86.87 86.87 32.17 32.17 0.00 0.00 0.00 0.00 05:20:01 ens3 125.31 112.38 1254.63 19.70 0.00 0.00 0.00 0.00 05:20:01 lo 36.59 36.59 4.43 4.43 0.00 0.00 0.00 0.00 Average: ens3 103.55 88.34 1187.30 14.66 0.00 0.00 0.00 0.00 Average: lo 31.39 31.39 9.22 9.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9886) 11/22/25 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 CPU %user %nice %system %iowait %steal %idle 05:17:02 all 19.82 0.00 1.21 2.28 1.37 75.32 05:17:02 0 0.85 0.00 0.12 0.00 0.15 98.89 05:17:02 1 23.49 0.00 1.24 7.64 1.57 66.05 05:17:02 2 29.76 0.00 1.67 1.09 1.94 65.54 05:17:02 3 25.11 0.00 1.77 0.40 1.80 70.92 05:18:01 all 21.92 0.00 1.44 1.48 1.52 73.63 05:18:01 0 23.42 0.00 1.93 0.85 1.66 72.13 05:18:01 1 25.52 0.00 1.15 1.55 1.52 70.26 05:18:01 2 20.84 0.00 1.61 1.86 1.71 73.97 05:18:01 3 17.89 0.00 1.13 1.64 1.20 78.13 05:19:01 all 52.26 0.00 1.40 0.49 3.81 42.04 05:19:01 0 53.46 0.00 1.31 0.43 3.75 41.05 05:19:01 1 50.83 0.00 1.51 0.40 3.78 43.48 05:19:01 2 51.08 0.00 1.23 0.22 3.65 43.83 05:19:01 3 53.66 0.00 1.53 0.95 4.07 39.79 05:20:01 all 29.31 0.00 1.64 0.86 1.75 66.45 05:20:01 0 22.38 0.00 1.57 0.20 2.04 73.81 05:20:01 1 43.66 0.00 1.90 2.08 1.93 50.43 05:20:01 2 35.12 0.00 1.62 0.13 1.82 61.31 05:20:01 3 16.20 0.00 1.44 1.01 1.22 80.13 Average: all 30.87 0.00 1.42 1.28 2.12 64.32 Average: 0 25.06 0.00 1.23 0.37 1.90 71.44 Average: 1 35.90 0.00 1.45 2.93 2.20 57.51 Average: 2 34.27 0.00 1.53 0.82 2.28 61.10 Average: 3 28.25 0.00 1.47 0.99 2.08 67.21