---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11271 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 662 8608 4 6718 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:52:16:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84512sec preferred_lft 84512sec inet6 fe80::f816:3eff:fe52:1695/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:71:61:12:15:14 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::f471:61ff:fe12:1514/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11271) 11/17/25 _x86_64_ (4 CPU) 03:17:43 LINUX RESTART (4 CPU) 03:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:30:12 36.57 1.61 20.36 14.60 526.53 4275.21 319391.45 03:40:14 20.58 0.17 17.43 2.97 4.49 2119.51 39521.75 Average: 28.55 0.89 18.89 8.77 264.75 3194.23 179050.85 03:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:30:12 9561684 13136148 2822000 17.24 126580 3576396 3087508 17.72 870868 5560232 644 03:40:14 9208740 13141236 2813876 17.19 147332 3886464 3242488 18.61 1000008 5745948 29144 Average: 9385212 13138692 2817938 17.21 136956 3731430 3164998 18.17 935438 5653090 14894 03:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:30:12 lo 23.42 23.42 5.37 5.37 0.00 0.00 0.00 0.00 03:30:12 ens3 36.14 27.10 307.72 5.79 0.00 0.00 0.00 0.00 03:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:14 lo 1097.06 1097.06 1017.00 1017.00 0.00 0.00 0.00 0.00 03:40:14 ens3 32.32 22.75 245.60 4.71 0.00 0.00 0.00 0.00 03:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 561.80 561.80 512.65 512.65 0.00 0.00 0.00 0.00 Average: ens3 34.22 24.92 276.57 5.25 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-11271) 11/17/25 _x86_64_ (4 CPU) 03:17:43 LINUX RESTART (4 CPU) 03:20:14 CPU %user %nice %system %iowait %steal %idle 03:30:12 all 37.10 0.00 1.48 0.93 0.09 60.39 03:30:12 0 36.30 0.00 1.43 0.39 0.09 61.79 03:30:12 1 37.86 0.00 1.37 1.50 0.09 59.17 03:30:12 2 37.82 0.00 1.33 1.28 0.09 59.48 03:30:12 3 36.44 0.00 1.78 0.56 0.09 61.13 03:40:14 all 26.05 0.00 1.53 4.48 0.10 67.85 03:40:14 0 26.29 0.00 1.50 7.60 0.09 64.52 03:40:14 1 25.77 0.00 1.63 1.89 0.10 70.61 03:40:14 2 26.59 0.00 1.60 1.79 0.10 69.92 03:40:14 3 25.54 0.00 1.38 6.65 0.09 66.34 Average: all 31.57 0.00 1.50 2.71 0.09 64.13 Average: 0 31.29 0.00 1.47 4.00 0.09 63.16 Average: 1 31.80 0.00 1.50 1.70 0.10 64.90 Average: 2 32.20 0.00 1.47 1.53 0.10 64.71 Average: 3 30.98 0.00 1.58 3.61 0.09 63.74