---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1944 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 11G 67G 15% / 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 713 9459 4 5815 14933 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:a6:5a:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84408sec preferred_lft 84408sec inet6 fe80::f816:3eff:fea6:5ad4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:bf:d2:df:9a:8a 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-1944) 10/25/25 _x86_64_ (4 CPU) 06:28:20 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:08 22.00 3.93 16.41 1.67 826.29 5240.67 9375.84 06:50:08 33.36 0.06 29.40 3.91 1.59 3243.76 16267.46 07:00:01 18.79 0.10 16.03 2.66 4.69 6255.01 5338.78 Average: 24.73 1.38 20.61 2.74 280.71 4909.61 10341.59 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:08 9737348 13444288 2513608 15.35 144372 3677548 2868192 16.46 883664 5359016 15456 06:50:08 8273368 12751612 3200000 19.54 179588 4351464 3536832 20.30 1089028 6551756 202616 07:00:01 9797116 15389296 556356 3.40 203616 5375384 1091768 6.27 1174252 4841324 200 Average: 9269277 13861732 2089988 12.76 175859 4468132 2498931 14.34 1048981 5584032 72757 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:08 lo 316.42 316.42 300.95 300.95 0.00 0.00 0.00 0.00 06:40:08 ens3 118.54 75.34 815.80 15.82 0.00 0.00 0.00 0.00 06:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:08 lo 1694.92 1694.92 1615.13 1615.13 0.00 0.00 0.00 0.00 06:50:08 ens3 53.72 44.14 186.54 13.11 0.00 0.00 0.00 0.00 06:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 154.85 154.85 139.75 139.75 0.00 0.00 0.00 0.00 07:00:01 ens3 79.31 69.38 123.42 197.77 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 722.49 722.49 685.71 685.71 0.00 0.00 0.00 0.00 Average: ens3 84.01 62.98 377.93 74.89 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-1944) 10/25/25 _x86_64_ (4 CPU) 06:28:20 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:08 all 39.50 0.00 1.56 5.20 0.12 53.61 06:40:08 0 41.90 0.00 1.58 3.46 0.19 52.86 06:40:08 1 39.20 0.00 1.46 5.93 0.12 53.28 06:40:08 2 38.78 0.00 1.36 7.04 0.08 52.74 06:40:08 3 38.10 0.00 1.85 4.38 0.11 55.56 06:50:08 all 64.27 0.00 2.68 0.24 0.10 32.71 06:50:08 0 62.25 0.00 2.35 0.21 0.10 35.08 06:50:08 1 63.51 0.00 2.84 0.22 0.10 33.33 06:50:08 2 67.28 0.00 3.05 0.16 0.10 29.40 06:50:08 3 64.02 0.00 2.49 0.35 0.10 33.03 07:00:01 all 51.06 0.00 1.81 0.24 0.08 46.81 07:00:01 0 49.23 0.00 1.94 0.38 0.08 48.37 07:00:01 1 48.46 0.00 1.75 0.26 0.08 49.45 07:00:01 2 50.99 0.00 1.73 0.12 0.08 47.07 07:00:01 3 55.58 0.00 1.80 0.21 0.08 42.33 Average: all 51.56 0.00 2.02 1.91 0.10 44.41 Average: 0 51.09 0.00 1.96 1.36 0.13 45.46 Average: 1 50.35 0.00 2.02 2.16 0.10 45.38 Average: 2 52.30 0.00 2.04 2.47 0.09 43.10 Average: 3 52.49 0.00 2.05 1.66 0.10 43.70