---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-241 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 7.6G 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 426 1368 0 2148 3255 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:8d:ad:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe8d:ad0f/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-241) 07/12/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 185.30 106.38 78.92 5385.50 40291.70 14:57:01 56.64 0.22 56.42 26.66 9191.00 14:58:02 94.47 37.73 56.74 2138.84 8250.09 14:59:01 22.96 1.27 21.69 64.93 4806.37 Average: 90.12 36.54 53.57 1911.60 15679.64 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 1945968 3353972 2092684 51.82 35844 1536148 623944 12.26 539168 1396456 70668 14:57:01 1670672 3327496 2367980 58.63 55256 1750548 630356 12.39 579284 1601008 125752 14:58:02 1405500 3327680 2633152 65.20 62568 2002456 627188 12.33 697408 1736908 116132 14:59:01 1341976 3280152 2696676 66.77 64488 2015656 672352 13.22 752036 1743628 17456 Average: 1591029 3322325 2447623 60.60 54539 1826202 638460 12.55 641974 1619500 82502 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 14:56:01 ens3 276.02 179.80 1221.80 62.84 0.00 0.00 0.00 0.00 14:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 38.91 31.68 542.66 4.34 0.00 0.00 0.00 0.00 14:58:02 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:58:02 ens3 289.64 295.80 1423.47 67.97 0.00 0.00 0.00 0.00 14:59:01 lo 1.08 1.08 0.09 0.09 0.00 0.00 0.00 0.00 14:59:01 ens3 51.76 60.47 27.12 614.72 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 164.55 142.28 806.98 185.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-241) 07/12/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 19.76 0.00 2.71 6.28 3.03 68.22 14:56:01 0 31.54 0.00 2.01 3.60 2.52 60.34 14:56:01 1 14.17 0.00 3.66 9.41 3.66 69.11 14:56:01 2 21.37 0.00 1.80 3.34 2.97 70.52 14:56:01 3 12.05 0.00 3.38 8.75 2.97 72.85 14:57:01 all 19.69 0.00 1.21 2.45 2.03 74.62 14:57:01 0 38.64 0.00 2.03 0.87 3.12 55.33 14:57:01 1 6.10 0.00 0.87 6.76 1.40 84.86 14:57:01 2 27.07 0.00 1.32 0.30 1.92 69.40 14:57:01 3 6.87 0.00 0.61 1.88 1.65 89.00 14:58:02 all 35.40 0.00 2.06 2.22 5.70 54.62 14:58:02 0 28.21 0.00 2.08 1.70 5.37 62.64 14:58:02 1 38.05 0.00 1.80 2.13 5.23 52.79 14:58:02 2 34.35 0.00 2.20 2.70 5.86 54.89 14:58:02 3 40.93 0.00 2.18 2.34 6.36 48.20 14:59:01 all 20.39 0.00 0.88 1.06 2.05 75.62 14:59:01 0 4.21 0.00 0.38 0.18 2.35 92.87 14:59:01 1 6.86 0.00 0.65 0.05 1.22 91.21 14:59:01 2 8.63 0.00 0.71 0.59 1.33 88.75 14:59:01 3 62.17 0.00 1.80 3.40 3.30 29.32 Average: all 23.85 0.00 1.72 3.01 3.21 68.21 Average: 0 25.72 0.00 1.63 1.59 3.35 67.72 Average: 1 16.37 0.00 1.75 4.61 2.89 74.38 Average: 2 22.96 0.00 1.51 1.74 3.04 70.75 Average: 3 30.36 0.00 1.99 4.09 3.58 59.98