---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19114 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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 Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled 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; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.9G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 681 10947 4 4359 14964 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:0b:57:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84572sec preferred_lft 84572sec inet6 fe80::f816:3eff:fe0b:57cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:e2:9c:10:97:ab 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-19114) 05/22/26 _x86_64_ (4 CPU) 21:55:36 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:21 26.66 2.51 20.58 3.57 138.98 2938.23 4518.58 22:20:05 44.85 0.01 37.15 7.68 0.08 3324.11 8887.87 Average: 35.49 1.30 28.62 5.57 71.58 3125.49 6638.86 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:21 10850896 14047484 1913992 11.69 132056 3208196 2143576 12.30 506688 4646736 75260 22:20:05 10074168 13836984 2118492 12.94 191796 3642012 2276044 13.06 681764 5158588 34724 Average: 10462532 13942234 2016242 12.31 161926 3425104 2209810 12.68 594226 4902662 54992 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:21 lo 2049.51 2049.51 1954.77 1954.77 0.00 0.00 0.00 0.00 22:10:21 ens3 105.44 79.92 775.89 17.75 0.00 0.00 0.00 0.00 22:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:05 lo 4393.95 4393.95 4189.81 4189.81 0.00 0.00 0.00 0.00 22:20:05 ens3 100.47 74.12 33.05 27.59 0.00 0.00 0.00 0.00 22:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3187.20 3187.20 3039.37 3039.37 0.00 0.00 0.00 0.00 Average: ens3 103.03 77.11 415.42 22.52 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-19114) 05/22/26 _x86_64_ (4 CPU) 21:55:36 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:21 all 35.22 0.00 2.07 4.23 0.08 58.39 22:10:21 0 35.91 0.00 2.05 6.82 0.08 55.14 22:10:21 1 33.60 0.00 1.87 4.62 0.08 59.83 22:10:21 2 36.22 0.00 2.21 3.08 0.08 58.41 22:10:21 3 35.15 0.00 2.17 2.40 0.08 60.19 22:20:05 all 61.96 0.00 3.85 2.07 0.12 31.99 22:20:05 0 60.81 0.00 3.68 1.00 0.12 34.39 22:20:05 1 62.24 0.00 3.78 1.16 0.12 32.70 22:20:05 2 62.59 0.00 4.20 2.44 0.12 30.65 22:20:05 3 62.20 0.00 3.76 3.69 0.12 30.23 Average: all 48.18 0.00 2.94 3.19 0.10 45.59 Average: 0 47.99 0.00 2.84 4.00 0.10 45.07 Average: 1 47.48 0.00 2.80 2.95 0.10 46.68 Average: 2 49.00 0.00 3.17 2.77 0.10 44.96 Average: 3 48.27 0.00 2.94 3.03 0.10 45.66