---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12989 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 11G 68G 14% / 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 622 10610 4 4757 15024 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:23:5f:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84903sec preferred_lft 84903sec inet6 fe80::f816:3eff:fe23:5f8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:45:32:6a:fc:eb 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-12989) 11/24/25 _x86_64_ (4 CPU) 00:25:41 LINUX RESTART (4 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:09 6.31 0.53 5.36 0.42 339.59 942.08 298.53 00:50:09 24.45 0.67 21.37 2.42 29.91 6098.90 7637.62 Average: 15.38 0.60 13.36 1.42 184.75 3520.45 3968.01 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:09 9603816 12580484 3383264 20.66 110872 3035584 3608996 20.72 606924 5815816 24 00:50:09 10920804 15439388 517860 3.16 134672 4494244 1039948 5.97 984236 4063024 14068 Average: 10262310 14009936 1950562 11.91 122772 3764914 2324472 13.34 795580 4939420 7046 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:09 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 00:40:09 ens3 15.11 10.17 125.45 2.55 0.00 0.00 0.00 0.00 00:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 552.23 552.23 524.13 524.13 0.00 0.00 0.00 0.00 00:50:09 ens3 60.54 46.77 503.94 68.29 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 276.43 276.43 262.25 262.25 0.00 0.00 0.00 0.00 Average: ens3 37.82 28.47 314.69 35.42 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-12989) 11/24/25 _x86_64_ (4 CPU) 00:25:41 LINUX RESTART (4 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:09 all 47.72 0.00 0.74 0.09 0.07 51.38 00:40:09 0 39.81 0.00 0.86 0.15 0.07 59.11 00:40:09 1 41.86 0.00 0.69 0.08 0.07 57.30 00:40:09 2 41.06 0.00 0.71 0.09 0.07 58.07 00:40:09 3 68.10 0.00 0.72 0.03 0.09 31.07 00:50:09 all 47.32 0.00 1.43 0.30 0.08 50.87 00:50:09 0 38.03 0.00 1.03 0.07 0.07 60.80 00:50:09 1 38.02 0.00 1.46 0.23 0.07 60.22 00:50:09 2 44.24 0.00 1.64 0.49 0.08 53.56 00:50:09 3 69.02 0.00 1.60 0.41 0.09 28.88 Average: all 47.52 0.00 1.09 0.19 0.08 51.12 Average: 0 38.92 0.00 0.95 0.11 0.07 59.95 Average: 1 39.94 0.00 1.08 0.15 0.07 58.76 Average: 2 42.65 0.00 1.17 0.29 0.07 55.82 Average: 3 68.56 0.00 1.16 0.22 0.09 29.97