---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4495 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 639 8577 4 6772 15007 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:60:c3:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84098sec preferred_lft 84098sec inet6 fe80::f816:3eff:fe60:c3f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:e6:77:f4:ab:9d 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-4495) 11/01/25 _x86_64_ (4 CPU) 19:03:23 LINUX RESTART (4 CPU) 19:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 22.57 2.93 17.38 2.27 162.13 3197.86 4318.21 19:30:02 27.46 0.01 24.29 3.16 0.15 2359.45 23592.46 19:40:02 22.28 0.10 19.75 2.42 5.16 8891.73 13426.36 Average: 24.11 1.01 20.48 2.62 55.74 4816.00 13787.73 19:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 9874536 13552736 2405556 14.69 135784 3679008 2613008 15.00 892980 5234584 22796 19:30:02 8419560 12520956 3433580 20.97 155684 4046152 3540780 20.32 1016168 6520960 29756 19:40:02 8836920 15405904 539480 3.29 175964 6411000 1093392 6.28 1872308 5149260 188 Average: 9043672 13826532 2126205 12.99 155811 4712053 2415727 13.87 1260485 5634935 17580 19:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1202.58 1202.58 1140.14 1140.14 0.00 0.00 0.00 0.00 19:20:01 ens3 111.99 82.94 823.43 17.02 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:02 lo 1280.22 1280.22 1218.97 1218.97 0.00 0.00 0.00 0.00 19:30:02 ens3 41.63 33.90 24.90 11.95 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:02 lo 596.44 596.44 2770.73 2770.73 0.00 0.00 0.00 0.00 19:40:02 ens3 89.05 92.31 127.63 1012.08 0.00 0.00 0.00 0.00 19:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1026.44 1026.44 1709.99 1709.99 0.00 0.00 0.00 0.00 Average: ens3 80.86 69.69 324.96 347.02 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-4495) 11/01/25 _x86_64_ (4 CPU) 19:03:23 LINUX RESTART (4 CPU) 19:10:02 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 45.57 0.00 1.79 0.09 0.07 52.48 19:20:01 0 45.51 0.00 1.85 0.13 0.07 52.44 19:20:01 1 44.77 0.00 1.97 0.06 0.07 53.13 19:20:01 2 44.59 0.00 1.78 0.09 0.08 53.47 19:20:01 3 47.39 0.00 1.59 0.07 0.07 50.88 19:30:02 all 65.18 0.00 2.41 0.08 0.09 32.24 19:30:02 0 66.08 0.00 2.36 0.08 0.09 31.39 19:30:02 1 65.33 0.00 2.43 0.08 0.09 32.08 19:30:02 2 65.15 0.00 2.31 0.06 0.10 32.39 19:30:02 3 64.15 0.00 2.55 0.10 0.09 33.10 19:40:02 all 38.15 0.00 1.54 0.57 0.08 59.65 19:40:02 0 39.09 0.00 1.78 1.49 0.08 57.56 19:40:02 1 41.81 0.00 1.44 0.15 0.08 56.52 19:40:02 2 32.93 0.00 1.40 0.39 0.09 65.20 19:40:02 3 38.76 0.00 1.56 0.26 0.09 59.34 Average: all 49.63 0.00 1.92 0.25 0.08 48.12 Average: 0 50.23 0.00 1.99 0.57 0.08 47.13 Average: 1 50.64 0.00 1.94 0.10 0.08 47.24 Average: 2 47.56 0.00 1.83 0.18 0.09 50.35 Average: 3 50.11 0.00 1.90 0.15 0.08 47.77