---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-935 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 40% / 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 641 1029 0 2273 3036 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:69:04:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.226/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe69:4a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-935) 04/26/25 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 145.48 54.66 90.82 3610.20 30518.25 05:17:01 87.61 30.27 57.35 1658.30 10603.36 05:18:01 10.36 0.00 10.36 0.00 452.72 05:19:01 35.29 10.45 24.85 721.88 3162.54 05:20:01 43.08 6.53 36.54 188.10 8564.71 Average: 64.29 20.35 43.94 1234.28 10660.50 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 1831224 3394828 2207420 54.66 50872 1668304 563212 11.07 506616 1529576 167532 05:17:01 1493604 3224776 2545040 63.02 57516 1821776 723724 14.23 689972 1667600 4688 05:18:01 1480444 3218972 2558200 63.34 59456 1826312 727716 14.30 698392 1671368 1392 05:19:01 586336 2434304 3452308 85.48 61936 1929328 1464268 28.78 1513688 1735620 440 05:20:01 1022088 3085796 3016556 74.69 66584 2135840 814432 16.01 998620 1809996 21944 Average: 1282739 3071735 2755905 68.24 59273 1876312 858670 16.88 881458 1682832 39199 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 ens3 441.71 282.02 1564.80 71.79 0.00 0.00 0.00 0.00 05:16:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:17:01 ens3 129.74 128.81 792.55 25.14 0.00 0.00 0.00 0.00 05:17:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 59.92 87.04 65.95 13.97 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 282.50 287.44 1368.92 112.33 0.00 0.00 0.00 0.00 05:19:01 lo 87.44 87.44 32.21 32.21 0.00 0.00 0.00 0.00 05:20:01 ens3 505.57 425.91 1467.95 179.72 0.00 0.00 0.00 0.00 05:20:01 lo 33.79 33.79 4.25 4.25 0.00 0.00 0.00 0.00 Average: ens3 284.40 242.62 1052.90 80.78 0.00 0.00 0.00 0.00 Average: lo 24.86 24.86 7.37 7.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-935) 04/26/25 _x86_64_ (4 CPU) 05:14:53 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 21.45 0.00 1.93 3.98 0.05 72.59 05:16:02 0 35.78 0.00 2.20 0.63 0.07 61.32 05:16:02 1 28.59 0.00 2.29 2.47 0.05 66.59 05:16:02 2 6.28 0.00 1.60 11.01 0.05 81.06 05:16:02 3 15.01 0.00 1.64 1.82 0.03 81.49 05:17:01 all 14.69 0.00 0.83 1.65 0.04 82.79 05:17:01 0 16.02 0.00 0.44 0.51 0.03 83.00 05:17:01 1 11.31 0.00 0.87 4.02 0.03 83.77 05:17:01 2 15.26 0.00 1.07 1.52 0.07 82.08 05:17:01 3 16.17 0.00 0.93 0.58 0.07 82.25 05:18:01 all 3.68 0.00 0.22 0.05 0.02 96.03 05:18:01 0 5.57 0.00 0.27 0.03 0.02 94.11 05:18:01 1 0.12 0.00 0.02 0.08 0.00 99.78 05:18:01 2 7.44 0.00 0.45 0.05 0.03 92.02 05:18:01 3 1.60 0.00 0.15 0.00 0.02 98.23 05:19:01 all 38.03 0.00 1.36 0.30 0.08 60.22 05:19:01 0 42.29 0.00 0.98 0.15 0.08 56.50 05:19:01 1 35.60 0.00 1.17 0.20 0.08 62.95 05:19:01 2 36.28 0.00 1.20 0.53 0.07 61.91 05:19:01 3 37.94 0.00 2.10 0.35 0.08 59.53 05:20:01 all 29.07 0.00 1.21 0.40 0.06 69.27 05:20:01 0 28.73 0.00 2.03 0.32 0.05 68.88 05:20:01 1 27.37 0.00 0.67 0.50 0.05 71.41 05:20:01 2 20.69 0.00 0.84 0.72 0.05 77.70 05:20:01 3 39.48 0.00 1.30 0.07 0.08 59.07 Average: all 21.41 0.00 1.11 1.27 0.05 76.16 Average: 0 25.72 0.00 1.19 0.33 0.05 72.71 Average: 1 20.62 0.00 1.00 1.45 0.04 76.89 Average: 2 17.22 0.00 1.03 2.76 0.05 78.93 Average: 3 22.05 0.00 1.22 0.56 0.06 76.10