---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10324 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 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 641 9001 4 6346 15005 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:b2:02:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84230sec preferred_lft 84230sec inet6 fe80::f816:3eff:feb2:212/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:26:4e:1c:a7:b0 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-10324) 05/02/26 _x86_64_ (4 CPU) 05:23:19 LINUX RESTART (4 CPU) 05:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 22.83 0.07 19.99 2.77 6.55 2261.12 4399.15 05:50:09 32.46 0.03 29.19 3.24 0.43 4432.39 8856.69 Average: 27.70 0.05 24.64 3.01 3.46 3359.48 6654.05 05:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 8703560 12289468 3668928 22.41 140920 3562072 3597700 20.65 697152 6569504 18204 05:50:09 7715412 12313884 3639320 22.23 160264 4508200 3476752 19.96 974108 7237236 2380 Average: 8209486 12301676 3654124 22.32 150592 4035136 3537226 20.30 835630 6903370 10292 05:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1370.16 1370.16 1299.48 1299.48 0.00 0.00 0.00 0.00 05:40:01 ens3 56.15 41.72 53.74 12.88 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 05:50:09 lo 1419.61 1419.61 1348.68 1348.68 0.00 0.00 0.00 0.00 05:50:09 ens3 54.90 36.65 39.90 12.08 0.00 0.00 0.00 0.00 05:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1395.18 1395.18 1324.37 1324.37 0.00 0.00 0.00 0.00 Average: ens3 55.52 39.16 46.74 12.48 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-10324) 05/02/26 _x86_64_ (4 CPU) 05:23:19 LINUX RESTART (4 CPU) 05:30:08 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 69.73 0.00 2.31 0.05 0.09 27.82 05:40:01 0 71.71 0.00 2.15 0.04 0.09 26.01 05:40:01 1 69.78 0.00 2.49 0.05 0.09 27.59 05:40:01 2 68.69 0.00 2.47 0.05 0.09 28.70 05:40:01 3 68.73 0.00 2.15 0.04 0.09 28.98 05:50:09 all 61.51 0.00 2.45 0.08 0.09 35.87 05:50:09 0 61.16 0.00 2.17 0.05 0.09 36.54 05:50:09 1 61.00 0.00 2.25 0.08 0.09 36.58 05:50:09 2 62.04 0.00 2.42 0.13 0.09 35.32 05:50:09 3 61.87 0.00 2.95 0.06 0.09 35.04 Average: all 65.58 0.00 2.38 0.06 0.09 31.89 Average: 0 66.38 0.00 2.16 0.05 0.09 31.33 Average: 1 65.34 0.00 2.37 0.07 0.09 32.13 Average: 2 65.33 0.00 2.44 0.09 0.09 32.05 Average: 3 65.26 0.00 2.55 0.05 0.09 32.05