---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7111 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 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 626 8666 4 6696 15020 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:a3:fc:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84488sec preferred_lft 84488sec inet6 fe80::f816:3eff:fea3:fc65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:c3:b5:76:51:2f 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 inet6 fe80::38c3:b5ff:fe76:512f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-7111) 11/08/25 _x86_64_ (4 CPU) 19:23:48 LINUX RESTART (4 CPU) 19:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:40:02 21.34 0.03 8.73 12.58 0.44 696.07 256076.37 19:50:02 35.55 0.33 30.38 4.84 11.47 8211.00 30645.59 Average: 28.44 0.18 19.56 8.71 5.95 4453.53 143360.98 19:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:40:02 9813192 13419924 2539044 15.51 128692 3600576 3066552 17.60 860524 5317680 47668 19:50:02 9115300 14984764 963216 5.88 172588 5712688 1659776 9.53 1747084 4984664 110644 Average: 9464246 14202344 1751130 10.70 150640 4656632 2363164 13.56 1303804 5151172 79156 19:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:40:02 lo 53.23 53.23 12.98 12.98 0.00 0.00 0.00 0.00 19:40:02 ens3 7.15 5.80 7.84 1.74 0.00 0.00 0.00 0.00 19:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:02 lo 2321.74 2321.74 2232.56 2232.56 0.00 0.00 0.00 0.00 19:50:02 ens3 58.08 46.67 571.00 9.51 0.00 0.00 0.00 0.00 19:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1187.49 1187.49 1122.77 1122.77 0.00 0.00 0.00 0.00 Average: ens3 32.61 26.24 289.42 5.63 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-7111) 11/08/25 _x86_64_ (4 CPU) 19:23:48 LINUX RESTART (4 CPU) 19:30:02 CPU %user %nice %system %iowait %steal %idle 19:40:02 all 19.38 0.00 0.85 0.12 0.09 79.56 19:40:02 0 19.32 0.00 0.98 0.12 0.09 79.50 19:40:02 1 19.23 0.00 0.83 0.06 0.10 79.78 19:40:02 2 20.01 0.00 0.71 0.13 0.09 79.06 19:40:02 3 18.96 0.00 0.87 0.17 0.09 79.91 19:50:02 all 50.14 0.00 2.57 0.23 0.08 46.98 19:50:02 0 48.80 0.00 2.57 0.13 0.08 48.42 19:50:02 1 53.96 0.00 2.64 0.08 0.08 43.24 19:50:02 2 49.81 0.00 2.64 0.39 0.08 47.08 19:50:02 3 48.00 0.00 2.42 0.31 0.08 49.19 Average: all 34.74 0.00 1.71 0.17 0.09 63.29 Average: 0 34.05 0.00 1.77 0.13 0.08 63.97 Average: 1 36.57 0.00 1.74 0.07 0.09 61.54 Average: 2 34.87 0.00 1.68 0.26 0.08 63.11 Average: 3 33.47 0.00 1.64 0.24 0.09 64.56