---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-841 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 11G 67G 14% / 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 686 10269 4 5033 14960 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:7f:57:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84259sec preferred_lft 84259sec inet6 fe80::f816:3eff:fe7f:57a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:18:95:7a:c8:e8 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-841) 07/31/26 _x86_64_ (4 CPU) 06:38:16 LINUX RESTART (4 CPU) 06:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:06 23.36 1.17 8.63 13.56 63.61 2224.32 264256.27 07:00:05 14.77 1.97 11.73 1.08 129.20 3158.29 2943.38 07:10:01 32.07 0.92 26.65 4.50 33.67 4334.78 2688.56 Average: 23.38 1.35 15.62 6.40 75.56 3233.60 90664.37 06:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:06 12493884 15289736 675088 4.12 110576 2865024 1265384 7.26 392312 3155328 105104 07:00:05 9943796 13642272 2314656 14.14 144744 3656152 2637388 15.14 619768 5394540 31896 07:10:01 10580136 15374452 575220 3.51 176736 4642208 1105976 6.35 923496 4356480 272 Average: 11005939 14768820 1188321 7.26 144019 3721128 1669583 9.58 645192 4302116 45757 06:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:06 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 06:50:06 ens3 46.08 33.72 736.19 5.10 0.00 0.00 0.00 0.00 06:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:05 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 07:00:05 ens3 89.26 70.21 437.75 18.28 0.00 0.00 0.00 0.00 07:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 1741.80 1741.80 1657.12 1657.12 0.00 0.00 0.00 0.00 07:10:01 ens3 92.39 73.61 429.95 65.62 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 576.67 576.67 548.16 548.16 0.00 0.00 0.00 0.00 Average: ens3 75.79 59.07 535.45 29.51 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-841) 07/31/26 _x86_64_ (4 CPU) 06:38:16 LINUX RESTART (4 CPU) 06:40:01 CPU %user %nice %system %iowait %steal %idle 06:50:06 all 2.21 0.00 0.29 0.17 0.02 97.31 06:50:06 0 2.14 0.00 0.28 0.04 0.02 97.52 06:50:06 1 2.13 0.00 0.33 0.18 0.03 97.33 06:50:06 2 1.96 0.00 0.26 0.14 0.03 97.62 06:50:06 3 2.61 0.00 0.29 0.33 0.01 96.75 07:00:05 all 72.66 0.00 2.23 0.06 0.12 24.93 07:00:05 0 72.42 0.00 2.39 0.05 0.13 25.01 07:00:05 1 75.11 0.00 2.33 0.04 0.12 22.40 07:00:05 2 71.10 0.00 1.89 0.05 0.13 26.84 07:00:05 3 72.02 0.00 2.31 0.11 0.12 25.44 07:10:01 all 60.37 0.00 2.53 0.07 0.12 36.92 07:10:01 0 61.19 0.00 2.60 0.11 0.12 35.98 07:10:01 1 58.79 0.00 2.47 0.05 0.12 38.58 07:10:01 2 62.01 0.00 2.71 0.06 0.12 35.10 07:10:01 3 59.48 0.00 2.34 0.06 0.11 38.00 Average: all 44.90 0.00 1.68 0.10 0.09 53.23 Average: 0 45.06 0.00 1.75 0.07 0.09 53.03 Average: 1 45.17 0.00 1.70 0.09 0.09 52.95 Average: 2 44.85 0.00 1.61 0.08 0.09 53.37 Average: 3 44.53 0.00 1.64 0.17 0.08 53.58