---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6838 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 67G 15% / 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 662 9338 4 5988 14984 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:65:b6:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fe65:b643/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:66:6f:38:4f:15 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-6838) 11/07/25 _x86_64_ (4 CPU) 20:52:38 LINUX RESTART (4 CPU) 21:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:09 21.61 0.01 8.96 12.64 0.32 751.08 268541.99 21:20:01 36.63 0.39 31.08 5.16 12.49 8290.31 25654.83 Average: 29.07 0.20 19.95 8.92 6.36 4494.70 147936.04 21:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:09 9487964 13106436 2851480 17.42 131912 3606412 3190640 18.31 865072 5628788 2008 21:20:01 9630280 15403732 543736 3.32 171408 5620368 1102676 6.33 1742556 4491220 336 Average: 9559122 14255084 1697608 10.37 151660 4613390 2146658 12.32 1303814 5060004 1172 21:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:09 lo 54.55 54.55 13.91 13.91 0.00 0.00 0.00 0.00 21:10:09 ens3 5.90 5.13 4.25 1.63 0.00 0.00 0.00 0.00 21:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 2285.44 2285.44 2197.01 2197.01 0.00 0.00 0.00 0.00 21:20:01 ens3 88.99 73.54 462.04 129.36 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1162.30 1162.30 1097.93 1097.93 0.00 0.00 0.00 0.00 Average: ens3 47.16 39.10 231.57 65.05 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-6838) 11/07/25 _x86_64_ (4 CPU) 20:52:38 LINUX RESTART (4 CPU) 21:00:09 CPU %user %nice %system %iowait %steal %idle 21:10:09 all 15.66 0.00 0.77 0.22 0.10 83.27 21:10:09 0 15.41 0.00 0.78 0.29 0.10 83.42 21:10:09 1 15.54 0.00 0.69 0.29 0.10 83.39 21:10:09 2 15.30 0.00 0.83 0.17 0.09 83.61 21:10:09 3 16.38 0.00 0.76 0.12 0.09 82.65 21:20:01 all 50.68 0.00 2.63 0.16 0.09 46.43 21:20:01 0 51.19 0.00 2.76 0.17 0.09 45.80 21:20:01 1 49.87 0.00 2.49 0.15 0.09 47.40 21:20:01 2 51.95 0.00 2.59 0.10 0.09 45.28 21:20:01 3 49.73 0.00 2.70 0.24 0.09 47.24 Average: all 33.03 0.00 1.69 0.19 0.09 65.00 Average: 0 33.14 0.00 1.76 0.23 0.09 64.77 Average: 1 32.57 0.00 1.58 0.22 0.09 65.54 Average: 2 33.48 0.00 1.70 0.13 0.09 64.60 Average: 3 32.92 0.00 1.72 0.18 0.09 65.09