---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2727 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 629 8709 4 6650 15017 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:b8:a2:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84382sec preferred_lft 84382sec inet6 fe80::f816:3eff:feb8:a287/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:30:66:25:9d:a9 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-2727) 10/11/25 _x86_64_ (4 CPU) 10:39:17 LINUX RESTART (4 CPU) 10:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:07 27.16 4.30 20.77 2.09 847.30 4616.63 29988.62 11:00:08 27.34 0.06 24.11 3.17 7.20 2473.75 13743.18 11:10:09 32.33 0.11 28.55 3.66 4.71 9946.58 13737.23 Average: 28.94 1.49 24.48 2.97 286.50 5679.64 19158.14 10:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:07 10347724 13757948 2203160 13.46 123292 3447480 2530764 14.53 815236 4867108 72208 11:00:08 9643932 13471124 2485008 15.18 146076 3802044 2534348 14.55 962480 5342184 15664 11:10:09 8944440 15392844 553660 3.38 174700 6299468 1087984 6.25 1837560 5087124 656 Average: 9645365 14207305 1747276 10.67 148023 4516331 2051032 11.77 1205092 5098805 29509 10:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:07 lo 366.35 366.35 348.81 348.81 0.00 0.00 0.00 0.00 10:50:07 ens3 101.16 76.98 1132.38 13.81 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:08 lo 1544.45 1544.45 1463.91 1463.91 0.00 0.00 0.00 0.00 11:00:08 ens3 44.33 36.88 24.40 12.85 0.00 0.00 0.00 0.00 11:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:09 lo 937.49 937.49 887.32 887.32 0.00 0.00 0.00 0.00 11:10:09 ens3 81.92 68.35 163.60 75.04 0.00 0.00 0.00 0.00 11:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 949.27 949.27 899.86 899.86 0.00 0.00 0.00 0.00 Average: ens3 75.81 60.74 440.26 33.90 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-2727) 10/11/25 _x86_64_ (4 CPU) 10:39:17 LINUX RESTART (4 CPU) 10:40:05 CPU %user %nice %system %iowait %steal %idle 10:50:07 all 20.79 0.00 1.29 0.33 0.04 77.54 10:50:07 0 22.67 0.00 1.55 0.20 0.04 75.54 10:50:07 1 19.06 0.00 1.05 0.19 0.04 79.66 10:50:07 2 21.17 0.00 1.26 0.17 0.05 77.35 10:50:07 3 20.25 0.00 1.32 0.77 0.04 77.62 11:00:08 all 63.62 0.00 2.50 0.10 0.09 33.69 11:00:08 0 63.96 0.00 2.49 0.07 0.09 33.39 11:00:08 1 63.30 0.00 2.38 0.05 0.10 34.18 11:00:08 2 63.11 0.00 2.74 0.16 0.10 33.90 11:00:08 3 64.12 0.00 2.40 0.10 0.09 33.29 11:10:09 all 55.09 0.00 2.28 0.36 0.09 42.18 11:10:09 0 57.20 0.00 2.41 0.30 0.09 40.00 11:10:09 1 61.37 0.00 2.69 0.21 0.08 35.64 11:10:09 2 51.29 0.00 2.19 0.80 0.08 45.64 11:10:09 3 50.49 0.00 1.84 0.14 0.09 47.45 Average: all 46.47 0.00 2.03 0.26 0.07 51.16 Average: 0 47.92 0.00 2.15 0.19 0.07 49.67 Average: 1 47.89 0.00 2.04 0.15 0.07 49.85 Average: 2 45.17 0.00 2.06 0.37 0.08 52.32 Average: 3 44.92 0.00 1.85 0.33 0.07 52.83