---> uname -a: Linux localhost 5.4.0-146-generic #163-Ubuntu SMP Fri Mar 17 18:26:02 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual 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: 128 KiB L1i cache: 128 KiB L2 cache: 2 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Retbleed: Vulnerable Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines, IBPB conditional, IBRS_FW, STIBP disabled, RSB filling, PBRSB-eIBRS Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.4G 69G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/loop0 62M 62M 0 100% /snap/core20/1405 /dev/loop1 68M 68M 0 100% /snap/lxd/22753 /dev/vda15 105M 6.1M 99M 6% /boot/efi /dev/loop2 44M 44M 0 100% /snap/snapd/15177 tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16009 680 12189 1 3140 14994 Swap: 0 0 0 ---> 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:65:16:66 brd ff:ff:ff:ff:ff:ff inet 10.30.106.156/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe65:1666/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.4.0-146-generic (prd-ubuntu2004-builder-4c-4g-44632) 09/09/25 _x86_64_ (4 CPU) 08:58:40 LINUX RESTART (4 CPU) 08:59:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:01 137.66 31.59 106.07 0.00 982.77 17618.01 0.00 09:01:01 78.52 23.10 55.42 0.00 621.36 23896.55 0.00 09:02:01 158.39 22.58 135.81 0.00 2135.89 17998.73 0.00 09:03:01 77.52 9.02 68.51 0.00 721.88 6219.10 0.00 Average: 113.02 21.57 91.45 0.00 1115.48 16433.10 0.00 08:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:01 13339092 15435600 569360 3.47 56284 2230708 1260464 7.69 1088636 1699292 534296 09:01:01 13058572 15378240 607352 3.70 126460 2351276 1198268 7.31 1210528 1803492 157292 09:02:01 12541088 15024248 945480 5.77 134252 2492592 2176688 13.28 1484680 2012928 1728 09:03:01 12590860 15368964 605172 3.69 147420 2750164 1138004 6.94 1181972 2249924 162524 Average: 12882403 15301763 681841 4.16 116104 2456185 1443356 8.80 1241454 1941409 213960 08:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:01 ens3 1106.70 749.88 2937.58 156.47 0.00 0.00 0.00 0.00 09:00:01 lo 1.77 1.77 0.21 0.21 0.00 0.00 0.00 0.00 09:01:01 ens3 88.47 60.26 626.26 11.13 0.00 0.00 0.00 0.00 09:01:01 lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 09:02:01 ens3 39.24 34.71 155.36 7.02 0.00 0.00 0.00 0.00 09:02:01 lo 18.81 18.81 26.37 26.37 0.00 0.00 0.00 0.00 09:03:01 ens3 57.79 51.87 965.86 11.30 0.00 0.00 0.00 0.00 09:03:01 lo 1.98 1.98 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 323.05 224.18 1171.27 46.48 0.00 0.00 0.00 0.00 Average: lo 5.88 5.88 6.72 6.72 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.4.0-146-generic (prd-ubuntu2004-builder-4c-4g-44632) 09/09/25 _x86_64_ (4 CPU) 08:58:40 LINUX RESTART (4 CPU) 08:59:01 CPU %user %nice %system %iowait %steal %idle 09:00:01 all 10.61 5.47 5.39 1.50 0.09 76.94 09:00:01 0 8.61 4.45 4.81 1.51 0.08 80.54 09:00:01 1 10.19 9.10 6.08 0.54 0.10 74.00 09:00:01 2 11.99 4.78 5.00 1.46 0.08 76.68 09:00:01 3 11.65 3.53 5.68 2.51 0.10 76.53 09:01:01 all 15.09 3.33 4.12 1.95 0.11 75.41 09:01:01 0 7.38 1.76 1.83 0.38 0.05 88.59 09:01:01 1 36.06 4.02 7.06 3.25 0.10 49.51 09:01:01 2 2.06 2.09 1.79 2.29 0.05 91.72 09:01:01 3 14.78 5.40 5.73 1.87 0.23 71.99 09:02:01 all 16.57 2.13 7.17 1.31 0.10 72.73 09:02:01 0 9.75 0.43 4.70 0.79 0.07 84.26 09:02:01 1 21.65 1.56 9.22 2.16 0.15 65.25 09:02:01 2 18.15 2.99 7.81 1.87 0.10 69.08 09:02:01 3 16.73 3.54 6.93 0.44 0.08 72.27 09:03:01 all 19.24 1.34 1.98 1.69 0.06 75.69 09:03:01 0 27.74 0.60 2.00 0.88 0.07 68.71 09:03:01 1 5.28 0.08 1.32 4.26 0.05 89.00 09:03:01 2 26.58 1.67 2.79 0.82 0.07 68.07 09:03:01 3 17.34 3.02 1.80 0.78 0.07 76.99 Average: all 15.38 3.06 4.66 1.61 0.09 75.19 Average: 0 13.43 1.81 3.34 0.89 0.07 80.46 Average: 1 18.27 3.69 5.92 2.55 0.10 69.47 Average: 2 14.69 2.88 4.34 1.61 0.08 76.39 Average: 3 15.13 3.87 5.03 1.40 0.12 74.44