---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11680 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 695 9417 4 5876 14951 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:01:a7:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84044sec preferred_lft 84044sec inet6 fe80::f816:3eff:fe01:a7b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:82:a6:5e:d7:2a 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-11680) 11/18/25 _x86_64_ (4 CPU) 20:25:00 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 16.02 2.36 12.21 1.45 656.34 7658.09 13294.25 20:50:01 58.64 0.32 46.66 11.66 9.71 3974.63 40142.96 21:00:01 30.21 0.10 24.92 5.18 4.55 4907.09 6049.78 Average: 34.96 0.93 27.93 6.10 223.58 5513.41 19831.00 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 9549996 13541724 2413492 14.74 171240 3895972 2709788 15.55 859744 5520012 282564 20:50:01 8354872 12932140 3018136 18.43 202444 4405728 3195188 18.34 1007508 6520188 132572 21:00:01 9742540 15386188 558744 3.41 237716 5378712 1108688 6.36 1388660 4674292 256 Average: 9215803 13953351 1996791 12.20 203800 4560137 2337888 13.42 1085304 5571497 138464 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 20:40:01 ens3 69.52 55.20 239.29 17.26 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5630.47 5630.47 5367.07 5367.07 0.00 0.00 0.00 0.00 20:50:01 ens3 96.90 72.40 246.50 27.25 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 2271.68 2271.68 2152.71 2152.71 0.00 0.00 0.00 0.00 21:00:01 ens3 104.84 99.51 118.71 144.38 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2634.52 2634.52 2506.64 2506.64 0.00 0.00 0.00 0.00 Average: ens3 90.42 75.70 201.51 62.95 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-11680) 11/18/25 _x86_64_ (4 CPU) 20:25:00 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 70.48 0.00 2.46 0.15 0.11 26.80 20:40:01 0 70.17 0.00 2.50 0.09 0.11 27.13 20:40:01 1 70.40 0.00 2.33 0.18 0.11 26.98 20:40:01 2 70.93 0.00 2.62 0.21 0.12 26.12 20:40:01 3 70.43 0.00 2.37 0.11 0.11 26.97 20:50:01 all 61.46 0.00 4.17 0.13 0.10 34.14 20:50:01 0 61.79 0.00 4.22 0.12 0.10 33.78 20:50:01 1 61.69 0.00 3.82 0.09 0.10 34.30 20:50:01 2 61.38 0.00 4.34 0.06 0.10 34.11 20:50:01 3 60.98 0.00 4.31 0.25 0.10 34.37 21:00:01 all 49.52 0.00 2.64 0.17 0.08 47.58 21:00:01 0 46.66 0.00 2.68 0.12 0.08 50.46 21:00:01 1 45.65 0.00 2.84 0.12 0.08 51.31 21:00:01 2 53.98 0.00 2.74 0.24 0.09 42.94 21:00:01 3 51.83 0.00 2.30 0.20 0.08 45.59 Average: all 60.49 0.00 3.09 0.15 0.10 36.18 Average: 0 59.54 0.00 3.13 0.11 0.10 37.13 Average: 1 59.23 0.00 3.00 0.13 0.10 37.55 Average: 2 62.10 0.00 3.24 0.17 0.10 34.39 Average: 3 61.09 0.00 2.99 0.18 0.10 35.64