---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8321 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 647 8633 4 6708 14999 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:df:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84390sec preferred_lft 84390sec inet6 fe80::f816:3eff:fe65:dfec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:86:4e:99:ca:db 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-8321) 11/12/25 _x86_64_ (4 CPU) 18:47:11 LINUX RESTART (4 CPU) 18:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:02 31.49 3.53 24.57 3.38 818.67 4282.03 6907.22 19:10:03 29.70 0.02 26.56 3.12 0.21 2485.64 9917.00 19:20:10 30.65 0.15 16.62 13.88 10.62 8842.24 235060.56 Average: 30.61 1.23 22.57 6.81 275.78 5214.97 84435.49 18:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:02 9589300 13267668 2690028 16.43 135268 3679000 2978740 17.10 907220 5505404 20540 19:10:03 8242692 12551228 3402556 20.78 157664 4243108 3584708 20.58 1066452 6639576 206620 19:20:10 8923040 15435048 510136 3.12 177768 6354280 1040880 5.97 1858252 5064444 13240 Average: 8918344 13751315 2200907 13.44 156900 4758796 2534776 14.55 1277308 5736475 80133 18:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:02 lo 1362.41 1362.41 1292.10 1292.10 0.00 0.00 0.00 0.00 19:00:02 ens3 113.92 89.27 1019.38 18.80 0.00 0.00 0.00 0.00 19:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:03 lo 1235.66 1235.66 1176.47 1176.47 0.00 0.00 0.00 0.00 19:10:03 ens3 37.44 31.89 26.56 11.07 0.00 0.00 0.00 0.00 19:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:10 lo 375.79 375.79 2533.59 2533.59 0.00 0.00 0.00 0.00 19:20:10 ens3 103.15 106.35 141.94 1042.91 0.00 0.00 0.00 0.00 19:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 989.37 989.37 1670.12 1670.12 0.00 0.00 0.00 0.00 Average: ens3 84.90 75.94 395.30 359.75 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-8321) 11/12/25 _x86_64_ (4 CPU) 18:47:11 LINUX RESTART (4 CPU) 18:50:01 CPU %user %nice %system %iowait %steal %idle 19:00:02 all 52.13 0.00 2.40 0.21 0.09 45.17 19:00:02 0 52.12 0.00 2.12 0.20 0.09 45.47 19:00:02 1 52.11 0.00 2.45 0.17 0.09 45.17 19:00:02 2 53.37 0.00 2.51 0.20 0.09 43.84 19:00:02 3 50.92 0.00 2.52 0.26 0.09 46.21 19:10:03 all 64.52 0.00 2.43 0.41 0.10 32.54 19:10:03 0 64.33 0.00 2.27 0.30 0.10 33.00 19:10:03 1 63.86 0.00 2.58 0.35 0.10 33.11 19:10:03 2 64.75 0.00 2.58 0.29 0.10 32.28 19:10:03 3 65.12 0.00 2.30 0.70 0.11 31.76 19:20:10 all 35.32 0.00 1.48 0.59 0.08 62.53 19:20:10 0 37.83 0.00 1.44 0.42 0.08 60.23 19:20:10 1 34.47 0.00 1.60 0.62 0.08 63.24 19:20:10 2 30.00 0.00 1.27 1.29 0.07 67.37 19:20:10 3 38.98 0.00 1.62 0.02 0.08 59.30 Average: all 50.59 0.00 2.10 0.40 0.09 46.82 Average: 0 51.37 0.00 1.94 0.30 0.09 46.29 Average: 1 50.08 0.00 2.21 0.38 0.09 47.24 Average: 2 49.29 0.00 2.11 0.60 0.09 47.91 Average: 3 51.62 0.00 2.15 0.33 0.09 45.81