---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-28002 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: 5599.94 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 746 9531 4 5712 14900 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:6c:38:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84442sec preferred_lft 84442sec inet6 fe80::f816:3eff:fe6c:3825/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:26:00:fa:71:f3 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-28002) 06/17/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 24.48 2.80 19.85 1.83 154.37 4937.61 4103.54 06:50:08 33.04 0.05 29.56 3.43 1.36 3160.77 15994.42 Average: 28.86 1.40 24.82 2.65 76.10 4028.68 10186.21 06:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9684348 13490132 2465412 15.06 156924 3735332 2812028 16.14 728056 5529420 22504 06:50:08 8623016 12977848 2973388 18.16 188096 4208392 3228172 18.53 878716 6389756 7384 Average: 9153682 13233990 2719400 16.61 172510 3971862 3020100 17.34 803386 5959588 14944 06:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 657.79 657.79 626.85 626.85 0.00 0.00 0.00 0.00 06:40:01 ens3 113.80 85.11 937.17 18.31 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 06:50:08 lo 1584.47 1584.47 1509.76 1509.76 0.00 0.00 0.00 0.00 06:50:08 ens3 45.65 35.84 116.02 11.08 0.00 0.00 0.00 0.00 06:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1131.82 1131.82 1078.49 1078.49 0.00 0.00 0.00 0.00 Average: ens3 78.94 59.91 517.12 14.61 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-28002) 06/17/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:20 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 55.80 0.00 1.99 1.16 0.09 40.96 06:40:01 0 56.10 0.00 1.99 0.68 0.09 41.13 06:40:01 1 55.21 0.00 1.82 0.76 0.09 42.12 06:40:01 2 53.68 0.00 1.79 3.05 0.10 41.38 06:40:01 3 58.19 0.00 2.35 0.16 0.10 39.20 06:50:08 all 57.19 0.00 2.40 0.11 0.10 40.20 06:50:08 0 57.14 0.00 2.27 0.13 0.10 40.35 06:50:08 1 56.69 0.00 2.54 0.08 0.10 40.58 06:50:08 2 56.23 0.00 2.30 0.08 0.10 41.29 06:50:08 3 58.68 0.00 2.48 0.16 0.10 38.58 Average: all 56.51 0.00 2.20 0.63 0.10 40.57 Average: 0 56.63 0.00 2.13 0.40 0.10 40.73 Average: 1 55.97 0.00 2.19 0.41 0.10 41.33 Average: 2 54.98 0.00 2.05 1.53 0.10 41.34 Average: 3 58.44 0.00 2.42 0.16 0.10 38.88