---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7364 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: 5600.00 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 743 9371 4 5873 14903 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:38:90:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84157sec preferred_lft 84157sec inet6 fe80::f816:3eff:fe38:90d5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:1c:2f:67:08:43 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-7364) 11/09/25 _x86_64_ (4 CPU) 20:24:40 LINUX RESTART (4 CPU) 20:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:21 27.33 0.47 14.13 12.73 14.20 4473.48 235817.42 20:50:19 56.74 0.00 45.19 11.55 0.00 2715.24 29307.63 21:00:15 25.06 0.10 20.97 3.99 4.56 4558.23 4451.54 Average: 36.31 0.19 26.67 9.45 6.32 3919.73 91152.89 20:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:21 9046756 13315460 2637684 16.11 182164 4147964 3156124 18.12 926696 5937516 93572 20:50:19 8764436 13289504 2660112 16.25 207128 4349376 2932716 16.83 1017604 6092852 17896 21:00:15 9719976 15367192 577112 3.52 236500 5383512 1111776 6.38 1392068 4699028 4 Average: 9177056 13990719 1958303 11.96 208597 4626951 2400205 13.78 1112123 5576465 37157 20:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:21 lo 562.93 562.93 535.41 535.41 0.00 0.00 0.00 0.00 20:40:21 ens3 80.66 61.51 294.87 19.80 0.00 0.00 0.00 0.00 20:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:19 lo 5486.00 5486.00 5228.73 5228.73 0.00 0.00 0.00 0.00 20:50:19 ens3 88.44 60.76 32.48 28.14 0.00 0.00 0.00 0.00 20:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:15 lo 1740.61 1740.61 1638.97 1638.97 0.00 0.00 0.00 0.00 21:00:15 ens3 123.17 122.25 128.54 241.55 0.00 0.00 0.00 0.00 21:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2580.32 2580.32 2452.33 2452.33 0.00 0.00 0.00 0.00 Average: ens3 97.26 81.30 153.17 95.73 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-7364) 11/09/25 _x86_64_ (4 CPU) 20:24:40 LINUX RESTART (4 CPU) 20:30:08 CPU %user %nice %system %iowait %steal %idle 20:40:21 all 67.09 0.00 2.47 0.19 0.09 30.16 20:40:21 0 66.48 0.00 2.53 0.18 0.09 30.73 20:40:21 1 66.90 0.00 2.94 0.20 0.09 29.88 20:40:21 2 66.42 0.00 2.11 0.24 0.09 31.14 20:40:21 3 68.57 0.00 2.32 0.15 0.08 28.88 20:50:19 all 60.78 0.00 4.22 0.22 0.08 34.69 20:50:19 0 60.46 0.00 4.19 0.36 0.08 34.90 20:50:19 1 60.44 0.00 4.17 0.13 0.08 35.17 20:50:19 2 61.17 0.00 4.37 0.21 0.08 34.17 20:50:19 3 61.07 0.00 4.13 0.19 0.08 34.54 21:00:15 all 47.35 0.00 2.24 0.26 0.08 50.07 21:00:15 0 43.26 0.00 2.23 0.60 0.08 53.82 21:00:15 1 44.95 0.00 2.46 0.21 0.08 52.31 21:00:15 2 45.00 0.00 2.04 0.09 0.08 52.80 21:00:15 3 56.20 0.00 2.25 0.12 0.08 41.34 Average: all 58.49 0.00 2.97 0.22 0.08 38.23 Average: 0 56.82 0.00 2.98 0.38 0.08 39.74 Average: 1 57.52 0.00 3.19 0.18 0.08 39.03 Average: 2 57.61 0.00 2.83 0.18 0.08 39.29 Average: 3 62.01 0.00 2.89 0.15 0.08 34.86