---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1342 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 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 418 1302 0 2222 3259 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:90:d6:94 brd ff:ff:ff:ff:ff:ff inet 10.32.7.140/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe90:d694/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1342) 07/26/25 _x86_64_ (4 CPU) 08:12:48 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 114.53 53.89 60.64 3541.28 5370.70 08:15:01 79.85 29.68 50.17 1652.79 8435.79 08:16:01 81.39 9.35 72.04 644.03 10656.76 08:17:01 28.31 1.33 26.98 101.45 4106.25 Average: 76.02 23.56 52.46 1484.89 7142.38 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1878136 3322848 2160508 53.50 37500 1570688 658036 12.94 572180 1429884 84824 08:15:01 1580668 3293376 2457976 60.86 57060 1803556 715548 14.07 618212 1650788 127680 08:16:01 831852 2810216 3206792 79.40 65312 2052272 980124 19.27 1176872 1821360 65460 08:17:01 1340784 3342464 2697860 66.80 68264 2072736 608260 11.96 666760 1823184 10724 Average: 1407860 3192226 2630784 65.14 57034 1874813 740492 14.56 758506 1681304 72172 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 ens3 282.95 179.84 1404.24 62.44 0.00 0.00 0.00 0.00 08:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:15:01 ens3 63.71 39.34 422.38 11.34 0.00 0.00 0.00 0.00 08:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 08:16:01 ens3 411.45 474.55 2745.71 85.03 0.00 0.00 0.00 0.00 08:16:01 lo 1.30 1.30 0.18 0.18 0.00 0.00 0.00 0.00 08:17:01 ens3 48.53 51.91 210.21 14.34 0.00 0.00 0.00 0.00 08:17:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 201.66 186.41 1195.63 43.29 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1342) 07/26/25 _x86_64_ (4 CPU) 08:12:48 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 22.49 0.00 1.57 3.29 1.40 71.25 08:14:01 0 23.59 0.00 1.40 2.28 1.43 71.31 08:14:01 1 30.47 0.00 1.84 1.69 1.46 64.54 08:14:01 2 16.04 0.00 1.69 4.88 1.59 75.78 08:14:01 3 19.83 0.00 1.33 4.29 1.15 73.40 08:15:01 all 22.72 0.00 1.46 2.08 1.45 72.29 08:15:01 0 24.24 0.00 1.67 1.05 1.08 71.96 08:15:01 1 21.53 0.00 0.97 0.35 0.95 76.21 08:15:01 2 40.57 0.00 2.04 0.83 1.99 54.56 08:15:01 3 4.67 0.00 1.15 6.07 1.73 86.37 08:16:01 all 46.58 0.00 2.18 1.07 3.74 46.43 08:16:01 0 39.62 0.00 1.37 0.36 3.59 55.06 08:16:01 1 47.98 0.00 2.60 0.75 3.84 44.83 08:16:01 2 48.12 0.00 2.17 1.63 3.63 44.45 08:16:01 3 50.65 0.00 2.60 1.54 3.88 41.33 08:17:01 all 21.17 0.00 1.00 1.13 1.42 75.27 08:17:01 0 40.56 0.00 1.12 0.32 1.47 56.53 08:17:01 1 6.02 0.00 0.70 0.05 0.90 92.33 08:17:01 2 2.10 0.00 0.48 0.94 1.04 95.43 08:17:01 3 36.08 0.00 1.70 3.19 2.30 56.73 Average: all 28.25 0.00 1.55 1.89 2.01 66.30 Average: 0 32.02 0.00 1.39 1.00 1.90 63.70 Average: 1 26.51 0.00 1.53 0.71 1.79 69.46 Average: 2 26.69 0.00 1.60 2.07 2.07 67.58 Average: 3 27.80 0.00 1.70 3.77 2.27 64.46