---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11838 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 666 8898 4 6423 14979 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:33:ca:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84133sec preferred_lft 84133sec inet6 fe80::f816:3eff:fe33:ca98/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:08:ee:2d:b0:88 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-11838) 11/19/25 _x86_64_ (4 CPU) 05:21:28 LINUX RESTART (4 CPU) 05:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 27.77 2.92 21.81 3.04 161.92 3625.87 4880.09 05:50:01 31.14 0.01 27.77 3.36 0.17 2637.28 7426.47 Average: 29.45 1.47 24.79 3.20 81.05 3131.61 6153.19 05:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9737280 13194960 2764456 16.88 134956 3455452 2831580 16.25 783900 5464716 28080 05:50:01 8887952 12788048 3167556 19.35 157756 3840764 3185292 18.28 905028 6143496 17884 Average: 9312616 12991504 2966006 18.12 146356 3648108 3008436 17.27 844464 5804106 22982 05:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1463.49 1463.49 1388.14 1388.14 0.00 0.00 0.00 0.00 05:40:01 ens3 103.35 83.10 760.64 19.76 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1338.35 1338.35 1274.60 1274.60 0.00 0.00 0.00 0.00 05:50:01 ens3 42.43 34.54 36.96 12.47 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1400.92 1400.92 1331.37 1331.37 0.00 0.00 0.00 0.00 Average: ens3 72.89 58.82 398.83 16.11 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-11838) 11/19/25 _x86_64_ (4 CPU) 05:21:28 LINUX RESTART (4 CPU) 05:30:01 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 63.21 0.00 2.48 0.09 0.10 34.13 05:40:01 0 62.44 0.00 2.65 0.08 0.10 34.73 05:40:01 1 63.59 0.00 2.81 0.17 0.10 33.34 05:40:01 2 63.81 0.00 2.31 0.03 0.10 33.75 05:40:01 3 62.99 0.00 2.15 0.08 0.10 34.69 05:50:01 all 63.31 0.00 2.45 0.09 0.10 34.05 05:50:01 0 62.11 0.00 2.39 0.08 0.10 35.31 05:50:01 1 64.29 0.00 2.54 0.09 0.10 32.98 05:50:01 2 62.62 0.00 2.34 0.12 0.10 34.82 05:50:01 3 64.22 0.00 2.53 0.07 0.10 33.08 Average: all 63.26 0.00 2.47 0.09 0.10 34.09 Average: 0 62.28 0.00 2.52 0.08 0.10 35.02 Average: 1 63.94 0.00 2.67 0.13 0.10 33.16 Average: 2 63.21 0.00 2.33 0.08 0.10 34.28 Average: 3 63.60 0.00 2.34 0.07 0.10 33.88