---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2807 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 41% / 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 412 1194 0 2337 3265 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:06:76:3b brd ff:ff:ff:ff:ff:ff inet 10.32.7.173/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe06:763b/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-2807) 06/14/25 _x86_64_ (4 CPU) 11:16:50 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:02 138.06 53.86 84.20 3547.28 7671.12 11:19:01 80.85 30.27 50.58 1658.30 10753.84 11:20:01 11.55 0.97 10.58 20.66 475.25 11:21:01 52.89 2.13 50.76 115.05 9085.29 Average: 70.80 21.77 49.03 1333.97 6980.66 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:02 1806200 3375716 2232444 55.28 50528 1674524 586304 11.53 524948 1535032 169220 11:19:01 1492504 3237704 2546140 63.04 57728 1835452 719820 14.15 676956 1681372 4484 11:20:01 1479612 3233200 2559032 63.36 59808 1840620 734076 14.43 682936 1685452 1828 11:21:01 1173416 3294240 2865228 70.95 65084 2194764 644620 12.67 657892 2000300 118480 Average: 1487933 3285215 2550711 63.16 58287 1886340 671205 13.19 635683 1725539 73503 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:02 ens3 432.18 278.20 1620.15 70.44 0.00 0.00 0.00 0.00 11:18:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 11:19:01 ens3 123.88 121.12 971.19 22.11 0.00 0.00 0.00 0.00 11:19:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 59.74 85.59 66.44 13.94 0.00 0.00 0.00 0.00 11:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 604.52 588.12 4089.38 76.90 0.00 0.00 0.00 0.00 11:21:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 305.84 268.87 1689.78 45.95 0.00 0.00 0.00 0.00 Average: lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2807) 06/14/25 _x86_64_ (4 CPU) 11:16:50 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:02 all 21.17 0.00 1.56 3.82 0.06 73.39 11:18:02 0 12.31 0.00 0.93 2.12 0.05 84.59 11:18:02 1 17.00 0.00 1.47 6.79 0.07 74.67 11:18:02 2 18.42 0.00 1.64 3.06 0.07 76.81 11:18:02 3 37.03 0.00 2.17 3.31 0.07 57.43 11:19:01 all 13.33 0.00 0.75 1.42 0.05 84.45 11:19:01 0 13.85 0.00 0.54 1.63 0.05 83.92 11:19:01 1 8.61 0.00 0.51 2.60 0.03 88.24 11:19:01 2 8.51 0.00 0.60 0.09 0.05 90.76 11:19:01 3 22.32 0.00 1.34 1.38 0.05 74.90 11:20:01 all 4.02 0.00 0.29 0.07 0.03 95.60 11:20:01 0 2.40 0.00 0.07 0.00 0.03 97.50 11:20:01 1 3.72 0.00 0.08 0.23 0.02 95.95 11:20:01 2 1.65 0.00 0.13 0.00 0.05 98.16 11:20:01 3 8.30 0.00 0.85 0.03 0.07 90.75 11:21:01 all 15.00 0.00 1.19 0.73 0.06 83.02 11:21:01 0 13.93 0.00 1.14 1.37 0.03 83.53 11:21:01 1 6.10 0.00 0.72 1.05 0.03 92.10 11:21:01 2 25.47 0.00 1.51 0.17 0.08 72.77 11:21:01 3 14.53 0.00 1.41 0.32 0.05 83.69 Average: all 13.38 0.00 0.95 1.51 0.05 84.11 Average: 0 10.62 0.00 0.67 1.28 0.04 87.39 Average: 1 8.85 0.00 0.70 2.67 0.04 87.75 Average: 2 13.53 0.00 0.97 0.84 0.06 84.59 Average: 3 20.54 0.00 1.44 1.26 0.06 76.70