---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32580 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: 5600.00 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 66G 16% / 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 684 8742 4 6562 14962 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:8b:7c:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.224/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83943sec preferred_lft 83943sec inet6 fe80::f816:3eff:fe8b:7c5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:d8:01:dd:c2:d0 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-32580) 07/03/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 46.07 2.97 26.79 16.31 161.62 3945.94 248141.51 05:50:02 28.94 0.01 26.02 2.91 0.17 2366.76 11394.48 06:00:02 19.42 0.32 17.19 1.92 11.72 8225.52 40899.96 Average: 31.46 1.09 23.33 7.03 57.68 4844.59 99923.04 05:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9660236 13339320 2618564 15.99 138540 3661004 3088616 17.73 734512 5590076 33532 05:50:02 9037644 13130940 2823816 17.25 158128 4023128 2941784 16.89 844120 6057908 32612 06:00:02 8990720 15350320 597040 3.65 177940 6192428 1104132 6.34 1622868 5218384 736 Average: 9229533 13940193 2013140 12.30 158203 4625520 2378177 13.65 1067167 5622123 22293 05:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1520.31 1520.31 1442.83 1442.83 0.00 0.00 0.00 0.00 05:40:01 ens3 120.51 95.93 938.45 20.11 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:02 lo 1268.98 1268.98 1208.85 1208.85 0.00 0.00 0.00 0.00 05:50:02 ens3 41.29 33.36 36.42 11.66 0.00 0.00 0.00 0.00 05:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:02 lo 560.89 560.89 7036.99 7036.99 0.00 0.00 0.00 0.00 06:00:02 ens3 46.29 46.47 105.24 355.10 0.00 0.00 0.00 0.00 06:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1116.49 1116.49 3229.33 3229.33 0.00 0.00 0.00 0.00 Average: ens3 69.29 58.53 359.19 128.95 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-32580) 07/03/26 _x86_64_ (4 CPU) 05:23:20 LINUX RESTART (4 CPU) 05:30:02 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 61.90 0.00 2.50 0.13 0.11 35.36 05:40:01 0 61.71 0.00 2.49 0.17 0.11 35.52 05:40:01 1 62.30 0.00 2.44 0.09 0.11 35.06 05:40:01 2 60.64 0.00 2.55 0.11 0.12 36.58 05:40:01 3 62.95 0.00 2.52 0.15 0.11 34.27 05:50:02 all 64.25 0.00 2.42 0.09 0.11 33.14 05:50:02 0 65.46 0.00 2.21 0.04 0.11 32.19 05:50:02 1 64.17 0.00 2.39 0.11 0.11 33.22 05:50:02 2 64.39 0.00 2.74 0.06 0.10 32.70 05:50:02 3 62.98 0.00 2.34 0.13 0.11 34.45 06:00:02 all 37.18 0.00 1.42 0.40 0.27 60.73 06:00:02 0 38.34 0.00 1.75 0.27 0.19 59.44 06:00:02 1 36.51 0.00 1.24 0.31 0.20 61.74 06:00:02 2 41.16 0.00 1.59 0.16 0.28 56.81 06:00:02 3 32.70 0.00 1.11 0.85 0.43 64.92 Average: all 54.43 0.00 2.11 0.20 0.16 43.09 Average: 0 55.17 0.00 2.15 0.16 0.14 42.39 Average: 1 54.31 0.00 2.03 0.17 0.14 43.35 Average: 2 55.38 0.00 2.29 0.11 0.17 42.05 Average: 3 52.86 0.00 1.99 0.38 0.21 44.57