---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3890 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 681 10928 4 4378 14965 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:50:af:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84994sec preferred_lft 84994sec inet6 fe80::f816:3eff:fe50:af27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:8f:1a:6a:50:02 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-3890) 10/30/25 _x86_64_ (4 CPU) 21:58:01 LINUX RESTART (4 CPU) 22:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:01 45.78 3.14 35.56 7.07 679.98 5230.83 31544.96 22:20:03 29.25 0.12 23.63 5.50 4.83 3381.28 10782.65 Average: 37.49 1.63 29.58 6.28 341.64 4303.96 21140.27 22:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:01 10384720 13864804 2094236 12.79 153284 3450688 2615900 15.02 745360 4859032 117132 22:20:03 11270424 15389388 564564 3.45 194240 3993692 1116772 6.41 954008 3680492 236 Average: 10827572 14627096 1329400 8.12 173762 3722190 1866336 10.71 849684 4269762 58684 22:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:01 lo 3681.89 3681.89 3508.85 3508.85 0.00 0.00 0.00 0.00 22:10:01 ens3 152.44 114.61 756.02 31.19 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:03 lo 2220.04 2220.04 2100.93 2100.93 0.00 0.00 0.00 0.00 22:20:03 ens3 133.41 116.19 125.37 167.54 0.00 0.00 0.00 0.00 22:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2949.31 2949.31 2803.30 2803.30 0.00 0.00 0.00 0.00 Average: ens3 142.91 115.40 439.98 99.52 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-3890) 10/30/25 _x86_64_ (4 CPU) 21:58:01 LINUX RESTART (4 CPU) 22:00:03 CPU %user %nice %system %iowait %steal %idle 22:10:01 all 57.51 0.00 3.45 0.22 0.10 38.72 22:10:01 0 57.19 0.00 3.39 0.22 0.11 39.10 22:10:01 1 56.95 0.00 3.53 0.21 0.11 39.20 22:10:01 2 58.32 0.00 3.64 0.24 0.10 37.70 22:10:01 3 57.58 0.00 3.25 0.21 0.10 38.86 22:20:03 all 42.86 0.00 2.37 0.11 0.10 54.56 22:20:03 0 42.12 0.00 2.34 0.18 0.10 55.26 22:20:03 1 41.05 0.00 2.44 0.05 0.10 56.36 22:20:03 2 46.69 0.00 2.52 0.13 0.10 50.56 22:20:03 3 41.57 0.00 2.18 0.09 0.10 56.06 Average: all 50.16 0.00 2.91 0.16 0.10 46.67 Average: 0 49.63 0.00 2.86 0.20 0.10 47.21 Average: 1 48.97 0.00 2.98 0.13 0.10 47.81 Average: 2 52.49 0.00 3.08 0.19 0.10 44.15 Average: 3 49.54 0.00 2.71 0.15 0.10 47.49