---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5986 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 12G 67G 15% / 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 719 9421 4 5848 14927 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:68:6c:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84447sec preferred_lft 84447sec inet6 fe80::f816:3eff:fe68:6cfe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:f4:b0:b3:e9:06 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5986) 01/30/26 _x86_64_ (4 CPU) 12:37:17 LINUX RESTART (4 CPU) 12:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 41.96 3.10 23.83 15.04 741.43 4954.88 270540.68 13:00:00 36.05 0.05 32.24 3.76 1.20 3362.66 31018.27 Average: 38.99 1.56 28.06 9.36 368.85 4153.46 149980.85 12:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 9385744 13271792 2683848 16.39 153576 3832244 3023128 17.35 915628 5664896 26492 13:00:00 7997288 12454120 3496764 21.36 182160 4328248 3657732 21.00 1070548 6830140 1644 Average: 8691516 12862956 3090306 18.87 167868 4080246 3340430 19.17 993088 6247518 14068 12:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 470.71 470.71 448.18 448.18 0.00 0.00 0.00 0.00 12:50:00 ens3 106.15 80.92 957.17 16.32 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 1626.35 1626.35 1549.59 1549.59 0.00 0.00 0.00 0.00 13:00:00 ens3 49.41 37.57 135.20 12.08 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1052.39 1052.39 1002.56 1002.56 0.00 0.00 0.00 0.00 Average: ens3 77.59 59.10 543.45 14.19 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5986) 01/30/26 _x86_64_ (4 CPU) 12:37:17 LINUX RESTART (4 CPU) 12:40:08 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 48.42 0.00 1.79 0.29 0.08 49.42 12:50:00 0 47.94 0.00 2.01 0.32 0.08 49.66 12:50:00 1 48.85 0.00 1.57 0.21 0.08 49.29 12:50:00 2 48.42 0.00 1.70 0.21 0.08 49.60 12:50:00 3 48.47 0.00 1.90 0.40 0.08 49.15 13:00:00 all 59.18 0.00 2.47 0.16 0.10 38.10 13:00:00 0 56.85 0.00 2.33 0.14 0.10 40.59 13:00:00 1 59.46 0.00 2.60 0.12 0.10 37.72 13:00:00 2 59.12 0.00 2.47 0.26 0.10 38.05 13:00:00 3 61.30 0.00 2.48 0.10 0.10 36.02 Average: all 53.83 0.00 2.13 0.22 0.09 43.73 Average: 0 52.42 0.00 2.17 0.23 0.09 45.10 Average: 1 54.18 0.00 2.09 0.17 0.09 43.47 Average: 2 53.80 0.00 2.09 0.23 0.09 43.79 Average: 3 54.92 0.00 2.19 0.25 0.09 42.55