---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1372 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 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 621 9012 4 6355 15025 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:6b:72:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84292sec preferred_lft 84292sec inet6 fe80::f816:3eff:fe6b:724a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:9b:4f:ff:bf:40 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-1372) 11/26/25 _x86_64_ (4 CPU) 10:39:46 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:10 51.59 11.53 38.71 1.36 1729.80 9546.93 3628.77 11:00:10 24.62 0.21 21.31 3.10 11.27 2293.37 10036.28 11:10:10 34.62 0.03 31.26 3.33 0.33 8801.75 20507.29 Average: 37.03 3.97 30.47 2.59 587.00 6895.85 11346.62 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:10 11350240 14359084 1604672 9.80 118664 3062176 1965308 11.28 637692 4055648 18672 11:00:10 9906348 13482700 2476264 15.12 139816 3560864 2864676 16.44 806504 5279948 94468 11:10:10 6611212 12748416 3200160 19.55 170268 5995628 3257528 18.70 1684108 7588628 400476 Average: 9289267 13530067 2427032 14.82 142916 4206223 2695837 15.47 1042768 5641408 171205 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:10 lo 183.98 183.98 175.01 175.01 0.00 0.00 0.00 0.00 10:50:10 ens3 133.33 101.15 1128.33 18.12 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:10 lo 1500.43 1500.43 1422.17 1422.17 0.00 0.00 0.00 0.00 11:00:10 ens3 53.96 44.43 56.75 15.18 0.00 0.00 0.00 0.00 11:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:10 lo 1276.42 1276.42 1214.81 1214.81 0.00 0.00 0.00 0.00 11:10:10 ens3 61.36 49.37 156.87 16.38 0.00 0.00 0.00 0.00 11:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 982.38 982.38 932.99 932.99 0.00 0.00 0.00 0.00 Average: ens3 83.17 65.19 451.19 16.57 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-1372) 11/26/25 _x86_64_ (4 CPU) 10:39:46 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:10 all 13.39 0.00 1.02 2.60 0.05 82.95 10:50:10 0 12.77 0.00 1.12 3.07 0.05 82.99 10:50:10 1 15.87 0.00 1.13 0.47 0.05 82.49 10:50:10 2 14.15 0.00 0.99 3.06 0.04 81.76 10:50:10 3 10.75 0.00 0.86 3.79 0.04 84.56 11:00:10 all 64.56 0.00 2.48 0.09 0.11 32.77 11:00:10 0 64.96 0.00 2.16 0.09 0.10 32.68 11:00:10 1 66.60 0.00 2.75 0.05 0.11 30.48 11:00:10 2 63.09 0.00 2.67 0.07 0.11 34.07 11:00:10 3 63.58 0.00 2.34 0.13 0.10 33.84 11:10:10 all 61.72 0.00 2.60 0.59 0.11 34.99 11:10:10 0 59.90 0.00 2.32 0.13 0.11 37.54 11:10:10 1 60.14 0.00 2.75 0.12 0.12 36.88 11:10:10 2 67.61 0.00 2.86 0.41 0.11 29.01 11:10:10 3 59.22 0.00 2.45 1.69 0.10 36.54 Average: all 46.32 0.00 2.03 1.10 0.09 50.46 Average: 0 45.65 0.00 1.86 1.11 0.09 51.29 Average: 1 47.31 0.00 2.20 0.22 0.09 50.18 Average: 2 48.02 0.00 2.16 1.19 0.09 48.53 Average: 3 44.31 0.00 1.88 1.88 0.08 51.85