---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-38376 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 67G 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 624 10505 4 4858 15021 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:f8:2f:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84719sec preferred_lft 84719sec inet6 fe80::f816:3eff:fef8:2fa6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:6c:e8:7f:01:5a 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-38376) 07/24/26 _x86_64_ (4 CPU) 09:54:31 LINUX RESTART (4 CPU) 10:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 3.52 0.07 3.30 0.15 7.12 484.60 23.21 10:20:00 16.02 0.52 14.38 1.12 19.02 2159.77 3046.44 Average: 9.78 0.29 8.85 0.63 13.08 1323.25 1536.76 10:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 8253160 11336160 4626580 28.26 114544 3125276 4823552 27.69 496868 7276684 1272 10:20:00 10155904 13676644 2282552 13.94 134436 3514800 2510724 14.41 668972 5147196 10356 Average: 9204532 12506402 3454566 21.10 124490 3320038 3667138 21.05 582920 6211940 5814 10:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 10:10:01 ens3 8.81 7.11 36.19 1.51 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:00 lo 415.97 415.97 396.27 396.27 0.00 0.00 0.00 0.00 10:20:00 ens3 35.98 27.39 413.58 3.70 0.00 0.00 0.00 0.00 10:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 208.54 208.54 198.58 198.58 0.00 0.00 0.00 0.00 Average: ens3 22.41 17.26 225.13 2.60 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-38376) 07/24/26 _x86_64_ (4 CPU) 09:54:31 LINUX RESTART (4 CPU) 10:00:03 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 45.60 0.00 0.64 0.02 0.09 53.66 10:10:01 0 43.44 0.00 0.62 0.00 0.09 55.85 10:10:01 1 48.29 0.00 0.76 0.02 0.09 50.85 10:10:01 2 40.26 0.00 0.55 0.04 0.08 59.07 10:10:01 3 50.44 0.00 0.63 0.01 0.09 48.83 10:20:00 all 55.69 0.00 1.23 0.04 0.10 42.94 10:20:00 0 60.96 0.00 1.30 0.05 0.10 37.59 10:20:00 1 50.89 0.00 1.27 0.06 0.09 47.69 10:20:00 2 48.24 0.00 1.19 0.04 0.10 50.43 10:20:00 3 62.68 0.00 1.14 0.02 0.10 36.06 Average: all 50.65 0.00 0.93 0.03 0.09 48.30 Average: 0 52.21 0.00 0.96 0.03 0.09 46.71 Average: 1 49.59 0.00 1.02 0.04 0.09 49.27 Average: 2 44.24 0.00 0.87 0.04 0.09 54.76 Average: 3 56.57 0.00 0.89 0.01 0.09 42.44