---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-122076 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 713 9789 4 5485 14932 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:2d:20:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83629sec preferred_lft 83629sec inet6 fe80::f816:3eff:fe2d:2091/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:6a:80:24:d4:fa 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-122076) 03/06/26 _x86_64_ (4 CPU) 12:19:09 LINUX RESTART (4 CPU) 12:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:00 2.18 0.09 2.06 0.03 4.16 454.53 451.72 12:40:00 34.15 4.32 29.18 0.65 256.03 3618.15 758.01 12:50:00 28.34 0.50 24.88 2.97 16.59 3688.05 8315.99 13:00:00 26.28 0.04 23.33 2.91 1.73 5801.01 8905.68 Average: 22.74 1.24 19.86 1.64 69.65 3390.53 4607.47 12:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:00 13775048 15512104 506628 3.09 54144 1910020 1127052 6.47 193420 2146492 28 12:40:00 10821484 13603992 2360224 14.42 114776 2835836 2730416 15.67 454660 4764644 8176 12:50:00 9020072 12842132 3113628 19.02 163688 3742372 3319944 19.06 756452 6170980 184560 13:00:00 8097860 13093220 2856672 17.45 188408 4830164 3017116 17.32 1003636 6764636 26844 Average: 10428616 13762862 2209288 13.49 130254 3329598 2548632 14.63 602042 4961688 54902 12:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:00 ens3 0.49 0.18 0.25 0.06 0.00 0.00 0.00 0.00 12:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:00 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 12:40:00 ens3 78.21 58.76 710.36 12.52 0.00 0.00 0.00 0.00 12:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 1291.72 1291.72 1231.25 1231.25 0.00 0.00 0.00 0.00 12:50:00 ens3 78.19 54.06 312.44 15.34 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 773.70 773.70 736.69 736.69 0.00 0.00 0.00 0.00 13:00:00 ens3 57.71 44.17 229.26 13.09 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 516.43 516.43 491.93 491.93 0.00 0.00 0.00 0.00 Average: ens3 53.65 39.29 313.12 10.25 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-122076) 03/06/26 _x86_64_ (4 CPU) 12:19:09 LINUX RESTART (4 CPU) 12:20:00 CPU %user %nice %system %iowait %steal %idle 12:30:00 all 0.12 0.00 0.04 0.07 0.02 99.75 12:30:00 0 0.06 0.00 0.04 0.09 0.01 99.80 12:30:00 1 0.02 0.00 0.03 0.02 0.01 99.91 12:30:00 2 0.07 0.00 0.04 0.01 0.02 99.86 12:30:00 3 0.34 0.00 0.05 0.16 0.03 99.41 12:40:00 all 15.11 0.00 0.69 0.45 0.05 83.71 12:40:00 0 15.36 0.00 0.57 0.19 0.04 83.85 12:40:00 1 13.12 0.00 0.56 0.32 0.05 85.95 12:40:00 2 17.88 0.00 0.89 1.15 0.05 80.02 12:40:00 3 14.06 0.00 0.73 0.15 0.05 85.01 12:50:00 all 66.56 0.00 2.49 0.09 0.14 30.72 12:50:00 0 63.03 0.00 2.59 0.07 0.14 34.17 12:50:00 1 63.47 0.00 2.58 0.13 0.13 33.68 12:50:00 2 69.67 0.00 2.33 0.10 0.14 27.77 12:50:00 3 70.09 0.00 2.47 0.06 0.14 27.24 13:00:00 all 59.14 0.00 2.25 0.23 0.12 38.25 13:00:00 0 60.80 0.00 2.42 0.29 0.12 36.36 13:00:00 1 56.29 0.00 2.30 0.22 0.13 41.06 13:00:00 2 62.80 0.00 2.37 0.05 0.12 34.66 13:00:00 3 56.67 0.00 1.91 0.37 0.12 40.94 Average: all 35.19 0.00 1.37 0.21 0.08 63.15 Average: 0 34.77 0.00 1.40 0.16 0.08 63.59 Average: 1 33.18 0.00 1.37 0.17 0.08 65.20 Average: 2 37.55 0.00 1.41 0.33 0.08 60.64 Average: 3 35.26 0.00 1.29 0.19 0.08 63.19