---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1971 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 574 1074 0 2294 3102 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:97:3d:fb brd ff:ff:ff:ff:ff:ff inet 10.32.7.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fe97:3dfb/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-1971) 05/31/25 _x86_64_ (4 CPU) 16:36:51 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 137.21 53.82 83.39 3545.81 7773.77 16:39:01 81.58 30.28 51.30 1658.70 10350.11 16:40:01 10.35 0.00 10.35 0.00 462.72 16:41:01 37.49 10.86 26.63 800.80 3180.40 16:42:01 36.51 6.47 30.04 181.04 7021.50 Average: 60.56 20.25 40.30 1235.86 5742.34 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 1802240 3374712 2236404 55.38 50752 1676808 604172 11.88 524564 1536776 169524 16:39:01 1513984 3250108 2524660 62.51 57784 1826060 724436 14.24 663456 1670840 4688 16:40:01 1504592 3247988 2534052 62.75 59604 1830628 728492 14.32 666876 1674600 1536 16:41:01 383288 2241376 3655356 90.51 62156 1939156 1655340 32.54 1728728 1721468 2876 16:42:01 1172828 3241480 2865816 70.96 65600 2140792 646772 12.71 839272 1814968 52440 Average: 1275386 3071133 2763258 68.42 59179 1882689 871842 17.14 884579 1683730 46213 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:38:02 ens3 334.94 232.59 1633.05 68.62 0.00 0.00 0.00 0.00 16:39:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 16:39:01 ens3 139.48 138.74 768.52 26.49 0.00 0.00 0.00 0.00 16:40:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 16:40:01 ens3 59.34 86.25 66.84 13.91 0.00 0.00 0.00 0.00 16:41:01 lo 56.91 56.91 21.26 21.26 0.00 0.00 0.00 0.00 16:41:01 ens3 219.90 258.52 1375.87 38.09 0.00 0.00 0.00 0.00 16:42:01 lo 63.87 63.87 15.07 15.07 0.00 0.00 0.00 0.00 16:42:01 ens3 509.63 399.72 1555.18 174.57 0.00 0.00 0.00 0.00 Average: lo 24.77 24.77 7.34 7.34 0.00 0.00 0.00 0.00 Average: ens3 253.04 223.45 1080.93 64.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1971) 05/31/25 _x86_64_ (4 CPU) 16:36:51 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.50 0.00 1.57 3.91 0.06 72.96 16:38:02 0 56.92 0.00 2.89 1.00 0.08 39.11 16:38:02 1 9.24 0.00 1.07 3.37 0.07 86.25 16:38:02 2 5.53 0.00 0.82 7.00 0.03 86.61 16:38:02 3 14.24 0.00 1.52 4.29 0.05 79.90 16:39:01 all 13.43 0.00 0.71 1.42 0.05 84.39 16:39:01 0 16.11 0.00 1.12 1.07 0.07 81.63 16:39:01 1 13.19 0.00 0.34 0.24 0.05 86.19 16:39:01 2 16.28 0.00 0.61 1.39 0.03 81.69 16:39:01 3 8.10 0.00 0.74 2.99 0.05 88.12 16:40:01 all 4.16 0.00 0.23 0.03 0.03 95.56 16:40:01 0 3.29 0.00 0.18 0.00 0.02 96.51 16:40:01 1 5.05 0.00 0.08 0.00 0.02 94.85 16:40:01 2 5.88 0.00 0.50 0.08 0.03 93.50 16:40:01 3 2.43 0.00 0.17 0.05 0.03 97.32 16:41:01 all 31.88 0.00 1.09 0.36 0.07 66.60 16:41:01 0 31.55 0.00 0.87 0.13 0.07 67.38 16:41:01 1 32.34 0.00 0.75 0.13 0.07 66.71 16:41:01 2 35.77 0.00 1.56 0.64 0.08 61.96 16:41:01 3 27.88 0.00 1.17 0.52 0.10 70.33 16:42:01 all 26.47 0.00 1.15 0.27 0.07 72.04 16:42:01 0 25.10 0.00 1.09 0.13 0.07 73.61 16:42:01 1 27.13 0.00 0.68 0.02 0.07 72.10 16:42:01 2 25.62 0.00 1.10 0.45 0.05 72.78 16:42:01 3 28.01 0.00 1.74 0.50 0.07 69.68 Average: all 19.51 0.00 0.95 1.20 0.05 78.29 Average: 0 26.63 0.00 1.23 0.47 0.06 71.61 Average: 1 17.41 0.00 0.59 0.75 0.05 81.20 Average: 2 17.81 0.00 0.92 1.91 0.05 79.31 Average: 3 16.17 0.00 1.07 1.66 0.06 81.04