---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39552 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 745 9261 4 5981 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:81:73:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84332sec preferred_lft 84332sec inet6 fe80::f816:3eff:fe81:7303/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:02:22:13:73:0f 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-39552) 07/28/26 _x86_64_ (4 CPU) 06:26:28 LINUX RESTART (4 CPU) 06:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 29.43 2.82 24.36 2.26 154.29 5834.75 12691.72 06:50:01 31.76 0.05 28.35 3.36 1.32 2944.11 8760.82 07:00:12 32.81 0.17 16.71 15.92 12.54 5441.66 231645.72 Average: 31.36 0.99 23.09 7.28 54.88 4735.25 86013.60 06:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 8453908 12722004 3231016 19.73 163136 4175784 3448564 19.79 784588 6692160 179448 06:50:01 8437996 13045700 2903464 17.73 187084 4456664 3078888 17.67 907760 6535936 25152 07:00:12 9580136 15346004 596876 3.65 212872 5521520 1098920 6.31 990384 5232380 10760 Average: 8824013 13704569 2243785 13.70 187697 4717989 2542124 14.59 894244 6153492 71787 06:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 718.29 718.29 684.07 684.07 0.00 0.00 0.00 0.00 06:40:01 ens3 136.37 99.54 1259.51 18.48 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 06:50:01 lo 1439.02 1439.02 1371.87 1371.87 0.00 0.00 0.00 0.00 06:50:01 ens3 44.25 33.33 116.45 10.16 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:12 lo 11.62 11.62 1.17 1.17 0.00 0.00 0.00 0.00 07:00:12 ens3 82.80 74.58 123.99 225.15 0.00 0.00 0.00 0.00 07:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 718.14 718.14 681.03 681.03 0.00 0.00 0.00 0.00 Average: ens3 87.34 68.92 490.65 86.15 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-39552) 07/28/26 _x86_64_ (4 CPU) 06:26:28 LINUX RESTART (4 CPU) 06:30:18 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 61.94 0.00 2.41 0.36 0.12 35.17 06:40:01 0 61.14 0.00 2.14 0.13 0.12 36.47 06:40:01 1 59.64 0.00 2.27 0.11 0.12 37.87 06:40:01 2 62.98 0.00 2.60 0.36 0.12 33.94 06:40:01 3 64.00 0.00 2.65 0.84 0.12 32.38 06:50:01 all 55.84 0.00 2.53 0.07 0.13 41.42 06:50:01 0 55.95 0.00 2.29 0.07 0.13 41.57 06:50:01 1 56.38 0.00 2.76 0.07 0.13 40.66 06:50:01 2 55.31 0.00 2.25 0.11 0.13 42.20 06:50:01 3 55.73 0.00 2.84 0.03 0.13 41.26 07:00:12 all 46.72 0.00 1.73 0.08 0.12 51.34 07:00:12 0 44.52 0.00 1.82 0.10 0.12 53.43 07:00:12 1 47.29 0.00 1.68 0.07 0.12 50.84 07:00:12 2 47.24 0.00 1.51 0.14 0.12 50.99 07:00:12 3 47.82 0.00 1.91 0.03 0.12 50.12 Average: all 54.71 0.00 2.22 0.17 0.12 42.77 Average: 0 53.74 0.00 2.08 0.10 0.12 43.96 Average: 1 54.33 0.00 2.23 0.08 0.12 43.23 Average: 2 55.05 0.00 2.11 0.20 0.13 42.51 Average: 3 55.72 0.00 2.46 0.29 0.13 41.40