---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4999 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 669 9488 4 5831 14977 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:bc:aa:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82932sec preferred_lft 82932sec inet6 fe80::f816:3eff:febc:aadd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:40:94:37:23:73 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4999) 11/03/25 _x86_64_ (4 CPU) 10:17:22 LINUX RESTART (4 CPU) 10:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:10 3.63 0.48 2.89 0.25 333.20 409.88 160.91 10:40:01 1.26 0.01 1.25 0.00 0.04 16.40 0.00 10:50:18 5.47 2.36 3.05 0.06 135.31 929.49 455.11 11:00:18 18.25 0.32 14.96 2.97 13.91 2394.28 26947.05 11:10:01 23.54 0.17 19.95 3.42 4.56 1747.31 27227.94 Average: 10.35 0.68 8.35 1.33 98.40 1098.21 10839.89 10:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:10 13091864 15521884 461500 2.82 89472 2537540 988752 5.68 434588 2560552 40 10:40:01 13089132 15519840 463612 2.83 90004 2537684 988820 5.68 435136 2563464 120 10:50:18 10563456 13707936 2254984 13.77 107284 3191520 2692088 15.45 696304 4743780 386356 11:00:18 9697844 13096200 2863944 17.49 125460 3403740 3060116 17.57 772196 5528508 116 11:10:01 9143560 12884892 3071688 18.76 144748 3703880 3239704 18.60 903108 5919256 12580 Average: 11117171 14146150 1823146 11.14 111394 3074873 2193896 12.59 648266 4263112 79842 10:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:10 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:30:10 ens3 8.09 4.44 93.48 0.65 0.00 0.00 0.00 0.00 10:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.61 0.16 0.17 0.10 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:18 lo 0.28 0.28 0.02 0.02 0.00 0.00 0.00 0.00 10:50:18 ens3 45.07 35.49 457.04 5.21 0.00 0.00 0.00 0.00 10:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:18 lo 29.78 29.78 7.09 7.09 0.00 0.00 0.00 0.00 11:00:18 ens3 14.62 11.72 12.28 3.62 0.00 0.00 0.00 0.00 11:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 1358.99 1358.99 1269.42 1269.42 0.00 0.00 0.00 0.00 11:10:01 ens3 37.06 26.81 250.57 5.57 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 270.97 270.97 248.87 248.87 0.00 0.00 0.00 0.00 Average: ens3 21.20 15.83 164.42 3.04 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4999) 11/03/25 _x86_64_ (4 CPU) 10:17:22 LINUX RESTART (4 CPU) 10:20:10 CPU %user %nice %system %iowait %steal %idle 10:30:10 all 0.49 0.00 0.09 0.06 0.02 99.34 10:30:10 0 0.19 0.00 0.09 0.08 0.03 99.62 10:30:10 1 0.71 0.00 0.12 0.03 0.01 99.13 10:30:10 2 0.49 0.00 0.06 0.01 0.01 99.42 10:30:10 3 0.58 0.00 0.09 0.12 0.01 99.20 10:40:01 all 0.04 0.00 0.02 0.02 0.02 99.90 10:40:01 0 0.02 0.00 0.03 0.01 0.02 99.92 10:40:01 1 0.05 0.00 0.02 0.08 0.02 99.83 10:40:01 2 0.09 0.00 0.02 0.00 0.02 99.88 10:40:01 3 0.01 0.00 0.01 0.00 0.01 99.97 10:50:18 all 7.91 0.00 0.39 0.06 0.03 91.61 10:50:18 0 8.43 0.00 0.27 0.06 0.03 91.21 10:50:18 1 8.16 0.00 0.48 0.06 0.04 91.27 10:50:18 2 7.29 0.00 0.54 0.12 0.03 92.03 10:50:18 3 7.77 0.00 0.27 0.01 0.02 91.92 11:00:18 all 31.24 0.00 1.11 0.27 0.11 67.27 11:00:18 0 32.14 0.00 1.05 0.23 0.11 66.48 11:00:18 1 30.64 0.00 1.17 0.43 0.11 67.65 11:00:18 2 32.09 0.00 1.11 0.19 0.10 66.51 11:00:18 3 30.11 0.00 1.12 0.22 0.11 68.44 11:10:01 all 34.96 0.00 1.81 0.12 0.12 62.99 11:10:01 0 34.50 0.00 1.76 0.04 0.12 63.58 11:10:01 1 35.01 0.00 2.03 0.07 0.11 62.78 11:10:01 2 35.20 0.00 1.91 0.16 0.12 62.61 11:10:01 3 35.14 0.00 1.55 0.19 0.12 63.01 Average: all 14.80 0.00 0.68 0.11 0.06 84.36 Average: 0 14.94 0.00 0.63 0.08 0.06 84.29 Average: 1 14.78 0.00 0.76 0.13 0.06 84.27 Average: 2 14.89 0.00 0.72 0.10 0.06 84.23 Average: 3 14.57 0.00 0.60 0.11 0.05 84.66