---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10435 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 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 605 10469 4 4914 15041 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:68:b5:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84837sec preferred_lft 84837sec inet6 fe80::f816:3eff:fe68:b566/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:1d:ba:78:e4:12 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-10435) 11/14/25 _x86_64_ (4 CPU) 13:05:00 LINUX RESTART (4 CPU) 13:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 17.57 0.71 5.69 11.17 547.07 1227.04 258866.40 13:30:02 18.81 0.53 16.76 1.52 19.30 2355.55 13046.25 Average: 18.19 0.62 11.25 6.33 282.16 1793.49 135478.04 13:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 9785884 12928768 3034132 18.53 112836 3195696 3252084 18.67 675024 5570136 1292 13:30:02 9343444 13593272 2364404 14.44 134804 4233376 2509568 14.40 1027256 5583324 661600 Average: 9564664 13261020 2699268 16.49 123820 3714536 2880826 16.54 851140 5576730 331446 13:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 13:20:00 ens3 16.69 11.37 164.16 2.59 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 445.15 445.15 423.45 423.45 0.00 0.00 0.00 0.00 13:30:02 ens3 37.49 30.39 479.68 4.92 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 223.76 223.76 212.74 212.74 0.00 0.00 0.00 0.00 Average: ens3 27.13 20.92 322.53 3.76 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-10435) 11/14/25 _x86_64_ (4 CPU) 13:05:00 LINUX RESTART (4 CPU) 13:10:02 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 50.52 0.00 0.79 0.11 0.08 48.50 13:20:00 0 39.45 0.00 0.94 0.22 0.08 59.31 13:20:00 1 72.41 0.00 0.92 0.06 0.09 26.53 13:20:00 2 38.64 0.00 0.65 0.15 0.07 60.49 13:20:00 3 51.62 0.00 0.64 0.03 0.07 47.64 13:30:02 all 53.76 0.00 1.39 0.17 0.09 44.59 13:30:02 0 44.95 0.00 1.31 0.14 0.09 53.52 13:30:02 1 48.80 0.00 1.50 0.16 0.08 49.46 13:30:02 2 45.28 0.00 1.35 0.30 0.08 52.98 13:30:02 3 75.99 0.00 1.41 0.09 0.10 22.40 Average: all 52.14 0.00 1.09 0.14 0.08 46.54 Average: 0 42.21 0.00 1.12 0.18 0.08 56.40 Average: 1 60.57 0.00 1.21 0.11 0.08 38.03 Average: 2 41.97 0.00 1.00 0.22 0.08 56.73 Average: 3 63.84 0.00 1.03 0.06 0.09 34.98