---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-24251 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 13G 65G 17% / 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 667 8209 4 7112 14979 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:ca:f3:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83806sec preferred_lft 83806sec inet6 fe80::f816:3eff:feca:f39a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:6b:e4:57:b0:82 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-24251) 06/05/26 _x86_64_ (4 CPU) 11:28:40 LINUX RESTART (4 CPU) 11:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:12 33.64 3.94 27.15 2.55 201.28 5236.35 6115.48 11:50:12 26.30 0.01 23.30 2.99 0.17 2089.13 11909.12 12:00:12 35.73 0.03 19.91 15.80 0.52 3758.39 244671.43 12:10:12 11.76 0.29 10.09 1.38 11.36 7427.97 53290.48 Average: 26.86 1.07 20.11 5.68 53.33 4627.96 78996.63 11:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:12 9740228 13425968 2531180 15.46 137972 3669328 2719992 15.61 681644 5567608 144964 11:50:12 9241704 13172748 2781760 16.99 153252 3874228 2928452 16.81 781052 5925376 30428 12:00:12 7743728 12594652 3356212 20.50 168392 4740744 3218452 18.47 1040796 7116332 240 12:10:12 8433164 15356064 587328 3.59 188076 6726208 1104920 6.34 1794016 5591544 172 Average: 8789706 13637358 2314120 14.13 161923 4752627 2492954 14.31 1074377 6050215 43951 11:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:12 lo 1051.50 1051.50 995.54 995.54 0.00 0.00 0.00 0.00 11:40:12 ens3 137.98 103.38 1158.42 19.84 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:12 lo 1297.83 1297.83 1235.71 1235.71 0.00 0.00 0.00 0.00 11:50:12 ens3 37.37 29.44 15.24 10.28 0.00 0.00 0.00 0.00 11:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:12 lo 698.52 698.52 657.63 657.63 0.00 0.00 0.00 0.00 12:00:12 ens3 36.80 28.16 26.33 9.75 0.00 0.00 0.00 0.00 12:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:12 lo 2551.64 2551.64 9288.96 9288.96 0.00 0.00 0.00 0.00 12:10:12 ens3 80.06 90.89 143.17 1201.21 0.00 0.00 0.00 0.00 12:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1399.87 1399.87 3044.46 3044.46 0.00 0.00 0.00 0.00 Average: ens3 73.05 62.97 335.79 310.27 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-24251) 06/05/26 _x86_64_ (4 CPU) 11:28:40 LINUX RESTART (4 CPU) 11:30:12 CPU %user %nice %system %iowait %steal %idle 11:40:12 all 45.89 0.00 1.97 0.15 0.07 51.92 11:40:12 0 45.13 0.00 1.92 0.20 0.07 52.68 11:40:12 1 47.59 0.00 1.82 0.13 0.07 50.38 11:40:12 2 44.22 0.00 2.07 0.05 0.07 53.59 11:40:12 3 46.63 0.00 2.07 0.21 0.07 51.02 11:50:12 all 65.11 0.00 2.31 0.05 0.09 32.44 11:50:12 0 64.92 0.00 2.05 0.04 0.09 32.90 11:50:12 1 64.93 0.00 2.50 0.05 0.09 32.43 11:50:12 2 65.52 0.00 2.48 0.07 0.10 31.84 11:50:12 3 65.08 0.00 2.20 0.04 0.09 32.59 12:00:12 all 42.16 0.00 1.74 0.09 0.08 55.92 12:00:12 0 41.56 0.00 1.65 0.13 0.09 56.57 12:00:12 1 41.61 0.00 1.71 0.06 0.08 56.55 12:00:12 2 44.78 0.00 2.00 0.05 0.09 53.09 12:00:12 3 40.70 0.00 1.61 0.14 0.08 57.48 12:10:12 all 34.44 0.00 1.24 0.11 0.07 64.13 12:10:12 0 26.48 0.00 1.04 0.04 0.06 72.38 12:10:12 1 32.33 0.00 1.24 0.22 0.07 66.14 12:10:12 2 46.97 0.00 1.52 0.07 0.08 51.37 12:10:12 3 31.99 0.00 1.18 0.11 0.07 66.65 Average: all 46.89 0.00 1.82 0.10 0.08 51.11 Average: 0 44.51 0.00 1.67 0.10 0.08 53.65 Average: 1 46.61 0.00 1.82 0.11 0.08 51.38 Average: 2 50.37 0.00 2.01 0.06 0.08 47.47 Average: 3 46.10 0.00 1.76 0.12 0.08 51.94