---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-51934 5.15.0-131-generic #141-Ubuntu SMP Fri Jan 10 21:18:28 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 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 conditional; 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 67G 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 640 10301 4 5046 15006 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:9a:d6:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.43/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84823sec preferred_lft 84823sec inet6 fe80::f816:3eff:fe9a:d698/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:42:03:35:0f:1b 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 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-51934) 09/12/25 _x86_64_ (4 CPU) 12:23:56 LINUX RESTART (4 CPU) 12:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:01 3.43 0.07 3.21 0.15 7.29 544.16 221.19 12:50:10 25.03 0.62 21.90 2.52 30.75 7294.24 10852.44 Average: 14.31 0.34 12.62 1.34 19.10 3943.19 5574.61 12:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 9488148 12733144 3228852 19.72 97964 3315212 3431224 19.70 686604 5847056 132 12:50:10 10581132 15395720 559436 3.42 121156 4800532 1078116 6.19 1063480 4321632 14244 Average: 10034640 14064432 1894144 11.57 109560 4057872 2254670 12.94 875042 5084344 7188 12:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 12:40:01 ens3 7.84 6.66 22.69 2.13 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:10 lo 489.35 489.35 464.81 464.81 0.00 0.00 0.00 0.00 12:50:10 ens3 51.46 37.73 524.47 17.62 0.00 0.00 0.00 0.00 12:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 246.70 246.70 234.24 234.24 0.00 0.00 0.00 0.00 Average: ens3 29.81 22.31 275.36 9.93 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 5.15.0-131-generic (prd-ubuntu2204-docker-4c-4g-51934) 09/12/25 _x86_64_ (4 CPU) 12:23:56 LINUX RESTART (4 CPU) 12:30:00 CPU %user %nice %system %iowait %steal %idle 12:40:01 all 45.93 0.00 0.70 0.05 0.08 53.24 12:40:01 0 53.29 0.00 0.63 0.06 0.08 45.95 12:40:01 1 35.84 0.00 0.80 0.07 0.08 63.21 12:40:01 2 53.16 0.00 0.76 0.05 0.08 45.95 12:40:01 3 41.46 0.00 0.61 0.01 0.07 57.85 12:50:10 all 51.46 0.00 1.59 0.64 0.09 46.22 12:50:10 0 57.65 0.00 1.60 0.93 0.09 39.72 12:50:10 1 43.25 0.00 1.48 0.45 0.09 54.73 12:50:10 2 61.04 0.00 1.79 0.93 0.09 36.15 12:50:10 3 43.88 0.00 1.50 0.26 0.09 54.27 Average: all 48.71 0.00 1.15 0.35 0.08 49.71 Average: 0 55.48 0.00 1.12 0.50 0.08 42.82 Average: 1 39.56 0.00 1.14 0.26 0.09 58.95 Average: 2 57.12 0.00 1.28 0.49 0.09 41.02 Average: 3 42.68 0.00 1.06 0.14 0.08 56.05