---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20852 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 744 9536 4 5708 14902 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:3c:5c:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84434sec preferred_lft 84434sec inet6 fe80::f816:3eff:fe3c:5c01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:f2:a5:63:47:7a 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-20852) 05/28/26 _x86_64_ (4 CPU) 06:26:19 LINUX RESTART (4 CPU) 06:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:05 24.24 2.70 19.84 1.70 149.36 4695.18 3352.53 06:50:14 32.21 0.04 28.81 3.36 1.29 3102.13 12727.51 Average: 28.25 1.36 24.36 2.53 74.85 3893.61 8069.72 06:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:05 9767596 13553636 2401988 14.67 155748 3718972 2673108 15.34 722152 5448352 11708 06:50:14 9119784 13466056 2485024 15.18 182552 4207552 2754896 15.81 872816 5904980 7592 Average: 9443690 13509846 2443506 14.92 169150 3963262 2714002 15.58 797484 5676666 9650 06:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:05 lo 575.66 575.66 548.43 548.43 0.00 0.00 0.00 0.00 06:40:05 ens3 106.79 79.88 910.08 16.87 0.00 0.00 0.00 0.00 06:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:14 lo 1652.31 1652.31 1574.80 1574.80 0.00 0.00 0.00 0.00 06:50:14 ens3 49.49 34.70 116.81 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 1117.40 1117.40 1064.86 1064.86 0.00 0.00 0.00 0.00 Average: ens3 77.96 57.15 510.93 14.02 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-20852) 05/28/26 _x86_64_ (4 CPU) 06:26:19 LINUX RESTART (4 CPU) 06:30:04 CPU %user %nice %system %iowait %steal %idle 06:40:05 all 53.17 0.00 1.92 0.13 0.12 44.66 06:40:05 0 52.57 0.00 1.89 0.07 0.12 45.34 06:40:05 1 53.55 0.00 1.98 0.31 0.12 44.05 06:40:05 2 54.32 0.00 1.96 0.10 0.12 43.51 06:40:05 3 52.23 0.00 1.87 0.06 0.12 45.72 06:50:14 all 59.10 0.00 2.52 0.12 0.14 38.12 06:50:14 0 59.37 0.00 2.50 0.14 0.14 37.85 06:50:14 1 59.28 0.00 2.56 0.05 0.13 37.98 06:50:14 2 58.06 0.00 2.53 0.10 0.14 39.17 06:50:14 3 59.69 0.00 2.50 0.21 0.14 37.46 Average: all 56.15 0.00 2.23 0.13 0.13 41.37 Average: 0 55.99 0.00 2.20 0.11 0.13 41.57 Average: 1 56.43 0.00 2.27 0.18 0.13 41.00 Average: 2 56.20 0.00 2.25 0.10 0.13 41.33 Average: 3 55.98 0.00 2.19 0.14 0.13 41.57