---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12995 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: 5599.99 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 11G 68G 14% / 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 672 10526 4 4789 14973 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:4d:d7:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.27/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84947sec preferred_lft 84947sec inet6 fe80::f816:3eff:fe4d:d7c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:d5:f3:23:07:16 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-12995) 05/12/26 _x86_64_ (4 CPU) 14:39:06 LINUX RESTART (4 CPU) 14:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 22.61 3.04 18.11 1.46 173.97 4725.45 3102.34 15:00:01 33.68 1.08 28.42 4.18 35.14 4721.55 3281.76 Average: 28.17 2.05 23.29 2.83 104.18 4723.49 3192.53 14:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 10666392 13965480 1994844 12.18 135900 3289500 2411900 13.84 574972 4751908 14368 15:00:01 10864972 15409292 542460 3.31 170428 4407800 1120180 6.43 903996 4114632 236 Average: 10765682 14687386 1268652 7.75 153164 3848650 1766040 10.14 739484 4433270 7302 14:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 14:50:01 ens3 116.40 91.19 836.82 21.19 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 1516.34 1516.34 1442.30 1442.30 0.00 0.00 0.00 0.00 15:00:01 ens3 93.45 75.84 446.99 78.40 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 762.91 762.91 725.10 725.10 0.00 0.00 0.00 0.00 Average: ens3 104.87 83.47 640.85 49.95 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-12995) 05/12/26 _x86_64_ (4 CPU) 14:39:06 LINUX RESTART (4 CPU) 14:40:08 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 63.26 0.00 2.07 0.13 0.09 34.44 14:50:01 0 61.82 0.00 1.94 0.05 0.09 36.11 14:50:01 1 64.07 0.00 2.34 0.24 0.09 33.27 14:50:01 2 62.23 0.00 1.86 0.08 0.09 35.75 14:50:01 3 64.93 0.00 2.15 0.17 0.10 32.65 15:00:01 all 64.66 0.00 2.64 0.08 0.09 32.52 15:00:01 0 62.90 0.00 2.42 0.06 0.09 34.54 15:00:01 1 62.92 0.00 2.66 0.06 0.09 34.27 15:00:01 2 68.13 0.00 2.82 0.13 0.09 28.83 15:00:01 3 64.70 0.00 2.66 0.10 0.09 32.46 Average: all 63.96 0.00 2.36 0.11 0.09 33.48 Average: 0 62.36 0.00 2.18 0.05 0.09 35.32 Average: 1 63.49 0.00 2.50 0.15 0.09 33.77 Average: 2 65.19 0.00 2.34 0.10 0.09 32.27 Average: 3 64.82 0.00 2.41 0.13 0.09 32.55