---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39134 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 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 720 9346 4 5922 14926 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:2c:1d:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84625sec preferred_lft 84625sec inet6 fe80::f816:3eff:fe2c:1db5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:ed:36:5a:97:a8 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-39134) 07/26/26 _x86_64_ (4 CPU) 15:47:09 LINUX RESTART (4 CPU) 15:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:11 30.38 2.79 25.18 2.40 171.08 5607.42 23204.63 16:10:01 32.48 0.04 29.17 3.28 1.55 6159.39 25023.36 Average: 31.42 1.43 27.15 2.83 87.45 5879.71 24101.81 15:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:11 9268936 13261040 2692732 16.45 162036 3907532 2758844 15.84 734496 5902792 13796 16:10:01 7471508 12930012 3017440 18.43 194696 5265564 3233012 18.56 1050944 7336144 39560 Average: 8370222 13095526 2855086 17.44 178366 4586548 2995928 17.20 892720 6619468 26678 15:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:11 lo 904.37 904.37 861.33 861.33 0.00 0.00 0.00 0.00 16:00:11 ens3 119.65 88.72 1119.10 17.82 0.00 0.00 0.00 0.00 16:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1206.67 1206.67 1149.57 1149.57 0.00 0.00 0.00 0.00 16:10:01 ens3 61.43 48.07 238.34 13.27 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1053.49 1053.49 1003.52 1003.52 0.00 0.00 0.00 0.00 Average: ens3 90.93 68.67 684.62 15.57 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-39134) 07/26/26 _x86_64_ (4 CPU) 15:47:09 LINUX RESTART (4 CPU) 15:50:05 CPU %user %nice %system %iowait %steal %idle 16:00:11 all 65.26 0.00 2.24 0.17 0.09 32.24 16:00:11 0 64.13 0.00 2.64 0.23 0.09 32.90 16:00:11 1 65.92 0.00 2.49 0.11 0.09 31.40 16:00:11 2 67.33 0.00 1.93 0.11 0.09 30.54 16:00:11 3 63.64 0.00 1.91 0.24 0.09 34.12 16:10:01 all 57.14 0.00 2.35 0.07 0.09 40.35 16:10:01 0 56.69 0.00 1.96 0.06 0.09 41.20 16:10:01 1 58.01 0.00 2.61 0.08 0.09 39.20 16:10:01 2 58.40 0.00 2.55 0.04 0.09 38.92 16:10:01 3 55.48 0.00 2.26 0.10 0.09 42.07 Average: all 61.25 0.00 2.29 0.12 0.09 36.24 Average: 0 60.46 0.00 2.31 0.15 0.09 37.00 Average: 1 62.02 0.00 2.55 0.09 0.09 35.25 Average: 2 62.93 0.00 2.23 0.07 0.09 34.67 Average: 3 59.62 0.00 2.08 0.17 0.09 38.04