---> uname -a: Linux prd-ubuntu20-04-docker-2c-8g-2829 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.012 BogoMIPS: 5600.02 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB L1i cache: 64 KiB L2 cache: 1 MiB L3 cache: 32 MiB NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected 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; BHI 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 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 795M 1.1M 794M 1% /run /dev/vda1 39G 9.9G 29G 26% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/loop0 62M 62M 0 100% /snap/core20/1405 /dev/loop2 44M 44M 0 100% /snap/snapd/15177 /dev/loop1 68M 68M 0 100% /snap/lxd/22753 /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 795M 0 795M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7945 545 4874 1 2526 7100 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:24:ff:14 brd ff:ff:ff:ff:ff:ff inet 10.30.123.121/23 metric 100 brd 10.30.123.255 scope global dynamic ens3 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe24:ff14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:e1:d3:17:39:ae brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.4.0-216-generic (prd-ubuntu20-04-docker-2c-8g-2829) 09/21/26 _x86_64_ (2 CPU) 08:03:44 LINUX RESTART (2 CPU) 08:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:05:02 380.42 72.12 308.30 0.00 11646.33 46894.05 0.00 08:06:01 104.00 1.37 102.63 0.00 97.75 14814.59 0.00 08:07:01 12.86 1.92 10.95 0.00 142.11 1988.20 0.00 Average: 166.11 25.27 140.84 0.00 3983.65 21268.13 0.00 08:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:02 5184624 7253604 533668 6.56 79752 2156048 1185300 12.90 766636 1943252 238304 08:06:01 4975084 7243276 530868 6.52 93564 2328648 1175764 12.80 775376 2118904 49540 08:07:01 5001372 7274996 498688 6.13 94072 2333356 1137492 12.38 757444 2111032 11568 Average: 5053693 7257292 521075 6.40 89129 2272684 1166185 12.70 766485 2057729 99804 08:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:02 lo 1.23 1.23 0.13 0.13 0.00 0.00 0.00 0.00 08:05:02 ens3 357.72 218.91 1775.47 70.36 0.00 0.00 0.00 0.00 08:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 08:06:01 ens3 37.52 26.06 442.21 5.49 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 08:07:01 ens3 14.13 10.73 19.07 4.06 0.00 0.00 0.00 0.00 08:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 137.01 85.57 747.28 26.75 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.4.0-216-generic (prd-ubuntu20-04-docker-2c-8g-2829) 09/21/26 _x86_64_ (2 CPU) 08:03:44 LINUX RESTART (2 CPU) 08:04:01 CPU %user %nice %system %iowait %steal %idle 08:05:02 all 32.07 0.00 5.18 10.51 0.03 52.21 08:05:02 0 24.43 0.00 4.84 6.31 0.02 64.39 08:05:02 1 39.72 0.00 5.53 14.71 0.03 40.02 08:06:01 all 41.57 0.00 3.13 1.93 0.03 53.34 08:06:01 0 40.66 0.00 3.38 2.14 0.03 53.79 08:06:01 1 42.47 0.00 2.87 1.73 0.03 52.90 08:07:01 all 20.73 0.00 1.58 0.26 0.02 77.42 08:07:01 0 17.46 0.00 1.70 0.47 0.02 80.35 08:07:01 1 23.98 0.00 1.45 0.05 0.02 74.50 Average: all 31.43 0.00 3.29 4.23 0.03 61.02 Average: 0 27.49 0.00 3.31 2.97 0.02 66.21 Average: 1 35.36 0.00 3.28 5.49 0.03 55.84