---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2130 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 618 10478 4 4892 15027 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:90:07:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84780sec preferred_lft 84780sec inet6 fe80::f816:3eff:fe90:76c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:4b:a4:1b:a8:ec 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-2130) 10/26/25 _x86_64_ (4 CPU) 00:25:38 LINUX RESTART (4 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:03 6.94 0.70 5.73 0.51 545.01 1292.81 19019.45 00:50:03 15.93 0.53 14.24 1.16 19.53 2066.00 3467.07 Average: 11.44 0.61 9.99 0.83 282.27 1679.41 11243.26 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:03 7808356 10895016 5068412 30.96 111452 3145484 5161012 29.62 662720 7551280 56 00:50:03 10124276 13643348 2316436 14.15 132340 3528528 2523432 14.48 841164 5031084 14412 Average: 8966316 12269182 3692424 22.55 121896 3337006 3842222 22.05 751942 6291182 7234 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:03 lo 0.60 0.60 0.38 0.38 0.00 0.00 0.00 0.00 00:40:03 ens3 19.25 13.04 165.04 2.64 0.00 0.00 0.00 0.00 00:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:03 lo 403.76 403.76 384.30 384.30 0.00 0.00 0.00 0.00 00:50:03 ens3 39.29 26.99 420.74 3.93 0.00 0.00 0.00 0.00 00:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 202.18 202.18 192.34 192.34 0.00 0.00 0.00 0.00 Average: ens3 29.27 20.02 292.89 3.29 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-2130) 10/26/25 _x86_64_ (4 CPU) 00:25:38 LINUX RESTART (4 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:03 all 48.00 0.00 0.83 0.07 0.09 51.00 00:40:03 0 43.41 0.00 0.98 0.12 0.09 55.40 00:40:03 1 43.79 0.00 0.72 0.06 0.09 55.35 00:40:03 2 50.29 0.00 0.78 0.04 0.09 48.81 00:40:03 3 54.53 0.00 0.85 0.09 0.09 44.45 00:50:03 all 54.29 0.00 1.24 0.05 0.09 44.34 00:50:03 0 46.11 0.00 1.34 0.06 0.08 52.40 00:50:03 1 44.79 0.00 1.21 0.06 0.08 53.85 00:50:03 2 69.51 0.00 1.35 0.04 0.10 29.01 00:50:03 3 56.73 0.00 1.04 0.03 0.09 42.11 Average: all 51.14 0.00 1.03 0.06 0.09 47.68 Average: 0 44.76 0.00 1.16 0.09 0.09 53.90 Average: 1 44.29 0.00 0.96 0.06 0.09 54.60 Average: 2 59.89 0.00 1.06 0.04 0.09 38.91 Average: 3 55.63 0.00 0.95 0.06 0.09 43.28