---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4518 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 9.8G 68G 13% / 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 620 10994 4 4374 15026 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:5a:ae:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84888sec preferred_lft 84888sec inet6 fe80::f816:3eff:fe5a:ae27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:bd:05:c8:0b:b7 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-4518) 11/01/25 _x86_64_ (4 CPU) 21:55:39 LINUX RESTART (4 CPU) 22:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:10 37.27 3.15 28.50 5.62 680.03 3982.89 15013.69 22:20:10 36.49 0.17 29.75 6.57 10.69 3863.06 12427.70 Average: 36.88 1.66 29.13 6.09 345.47 3923.00 13721.15 22:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:10 10466984 13781032 2179152 13.31 145140 3306932 2448548 14.05 718540 4818008 20376 22:20:10 11298136 15416884 536432 3.28 195848 3993204 1037164 5.95 954832 3653860 12644 Average: 10882560 14598958 1357792 8.29 170494 3650068 1742856 10.00 836686 4235934 16510 22:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:10 lo 2889.21 2889.21 2753.69 2753.69 0.00 0.00 0.00 0.00 22:10:10 ens3 109.68 84.10 733.03 18.65 0.00 0.00 0.00 0.00 22:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:10 lo 3013.86 3013.86 2856.90 2856.90 0.00 0.00 0.00 0.00 22:20:10 ens3 146.11 132.31 130.00 174.58 0.00 0.00 0.00 0.00 22:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2951.51 2951.51 2805.27 2805.27 0.00 0.00 0.00 0.00 Average: ens3 127.89 108.20 431.62 96.59 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-4518) 11/01/25 _x86_64_ (4 CPU) 21:55:39 LINUX RESTART (4 CPU) 22:00:10 CPU %user %nice %system %iowait %steal %idle 22:10:10 all 46.93 0.00 2.69 0.24 0.08 50.07 22:10:10 0 46.37 0.00 2.84 0.08 0.08 50.63 22:10:10 1 47.16 0.00 2.55 0.23 0.09 49.98 22:10:10 2 46.68 0.00 2.55 0.48 0.07 50.21 22:10:10 3 47.52 0.00 2.79 0.15 0.08 49.46 22:20:10 all 54.83 0.00 3.04 0.18 0.09 41.86 22:20:10 0 56.11 0.00 3.18 0.18 0.10 40.43 22:20:10 1 53.00 0.00 3.08 0.13 0.10 43.69 22:20:10 2 51.26 0.00 2.76 0.15 0.09 45.74 22:20:10 3 58.94 0.00 3.13 0.27 0.10 37.57 Average: all 50.88 0.00 2.86 0.21 0.09 45.96 Average: 0 51.24 0.00 3.01 0.13 0.09 45.53 Average: 1 50.08 0.00 2.82 0.18 0.09 46.83 Average: 2 48.97 0.00 2.65 0.32 0.08 47.98 Average: 3 53.23 0.00 2.96 0.21 0.09 43.52