---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-262 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 732 9420 4 5837 14914 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:3e:08:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84378sec preferred_lft 84378sec inet6 fe80::f816:3eff:fe3e:84b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:82:21:ac:4b:10 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-262) 07/29/26 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 23.00 2.92 18.37 1.71 176.79 5252.71 4198.42 06:50:14 32.75 0.05 29.17 3.52 1.33 3180.20 16517.18 Average: 27.98 1.45 23.89 2.64 87.09 4193.15 10496.29 06:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 8896676 12912908 3042196 18.58 158336 3937112 3308552 18.99 720916 6317224 118168 06:50:14 8538088 13014228 2936276 17.93 188944 4323580 3192016 18.32 867032 6494360 20440 Average: 8717382 12963568 2989236 18.26 173640 4130346 3250284 18.66 793974 6405792 69304 06:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 578.19 578.19 550.74 550.74 0.00 0.00 0.00 0.00 06:40:01 ens3 130.85 98.91 1174.42 17.78 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:14 lo 1596.36 1596.36 1521.93 1521.93 0.00 0.00 0.00 0.00 06:50:14 ens3 43.37 35.89 115.78 11.19 0.00 0.00 0.00 0.00 06:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1098.72 1098.72 1047.25 1047.25 0.00 0.00 0.00 0.00 Average: ens3 86.13 66.69 633.20 14.41 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-262) 07/29/26 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:14 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 53.36 0.00 1.95 0.10 0.10 44.49 06:40:01 0 52.60 0.00 1.94 0.09 0.10 45.26 06:40:01 1 54.70 0.00 1.88 0.16 0.10 43.16 06:40:01 2 54.45 0.00 1.78 0.09 0.11 43.57 06:40:01 3 51.67 0.00 2.20 0.08 0.11 45.95 06:50:14 all 59.99 0.00 2.49 0.08 0.12 37.31 06:50:14 0 59.36 0.00 2.42 0.15 0.12 37.94 06:50:14 1 62.47 0.00 2.90 0.08 0.13 34.43 06:50:14 2 59.44 0.00 2.67 0.04 0.12 37.72 06:50:14 3 58.68 0.00 1.98 0.05 0.12 39.17 Average: all 56.74 0.00 2.23 0.09 0.11 40.82 Average: 0 56.05 0.00 2.19 0.12 0.11 41.53 Average: 1 58.67 0.00 2.40 0.12 0.11 38.70 Average: 2 57.00 0.00 2.24 0.07 0.11 40.58 Average: 3 55.25 0.00 2.09 0.06 0.11 42.48