---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3363 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 66G 16% / 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 628 8608 4 6751 15018 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:57:59:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84445sec preferred_lft 84445sec inet6 fe80::f816:3eff:fe57:590d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:b1:0f:b0:57:43 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-3363) 10/13/25 _x86_64_ (4 CPU) 19:37:48 LINUX RESTART (4 CPU) 19:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:09 43.00 3.58 25.06 14.37 829.84 4619.80 255429.49 20:00:01 29.38 0.02 26.27 3.09 0.22 2466.72 10951.90 20:10:14 20.44 0.15 17.54 2.76 10.81 8597.35 18857.16 Average: 30.83 1.24 22.89 6.70 277.77 5265.40 94371.81 19:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:09 9861652 13546412 2411276 14.73 135712 3685164 2790280 16.02 915720 5211728 22688 20:00:01 8332452 12650532 3303356 20.18 157704 4252496 3284476 18.85 1057332 6560696 227152 20:10:14 8813152 15369676 575748 3.52 177324 6398304 1093940 6.28 1879328 5173756 13400 Average: 9002419 13855540 2096793 12.81 156913 4778655 2389565 13.72 1284127 5648727 87747 19:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:09 lo 1433.53 1433.53 1359.11 1359.11 0.00 0.00 0.00 0.00 19:50:09 ens3 113.91 87.89 1005.16 18.82 0.00 0.00 0.00 0.00 19:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 1311.02 1311.02 1248.51 1248.51 0.00 0.00 0.00 0.00 20:00:01 ens3 43.39 34.74 27.38 11.49 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:14 lo 363.68 363.68 2501.40 2501.40 0.00 0.00 0.00 0.00 20:10:14 ens3 105.02 108.07 130.78 1048.63 0.00 0.00 0.00 0.00 20:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1028.87 1028.87 1711.69 1711.69 0.00 0.00 0.00 0.00 Average: ens3 87.66 77.26 385.46 367.10 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-3363) 10/13/25 _x86_64_ (4 CPU) 19:37:48 LINUX RESTART (4 CPU) 19:40:14 CPU %user %nice %system %iowait %steal %idle 19:50:09 all 55.09 0.00 2.40 0.28 0.08 42.15 19:50:09 0 54.42 0.00 2.48 0.29 0.08 42.73 19:50:09 1 56.53 0.00 2.48 0.25 0.08 40.66 19:50:09 2 55.72 0.00 2.46 0.37 0.08 41.37 19:50:09 3 53.68 0.00 2.18 0.22 0.09 43.84 20:00:01 all 67.38 0.00 2.41 0.14 0.09 29.97 20:00:01 0 66.97 0.00 2.38 0.08 0.08 30.47 20:00:01 1 68.31 0.00 2.60 0.18 0.09 28.82 20:00:01 2 67.09 0.00 2.51 0.14 0.09 30.17 20:00:01 3 67.16 0.00 2.16 0.17 0.09 30.42 20:10:14 all 36.08 0.00 1.49 0.35 0.08 61.99 20:10:14 0 33.43 0.00 1.36 0.14 0.08 64.99 20:10:14 1 37.68 0.00 1.42 0.15 0.07 60.68 20:10:14 2 29.26 0.00 1.55 0.49 0.07 68.62 20:10:14 3 43.97 0.00 1.64 0.64 0.08 53.66 Average: all 52.66 0.00 2.10 0.26 0.08 44.90 Average: 0 51.39 0.00 2.07 0.17 0.08 46.29 Average: 1 53.98 0.00 2.16 0.19 0.08 43.59 Average: 2 50.45 0.00 2.17 0.34 0.08 46.96 Average: 3 54.82 0.00 1.99 0.34 0.08 42.77