---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1534 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 663 8725 4 6600 14983 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:5f:95:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84480sec preferred_lft 84480sec inet6 fe80::f816:3eff:fe5f:9531/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:5f:6a:07:a0:91 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-1534) 10/23/25 _x86_64_ (4 CPU) 17:35:20 LINUX RESTART (4 CPU) 17:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:09 24.54 0.71 20.73 3.10 538.56 2899.02 13591.37 18:00:09 32.09 0.04 28.64 3.41 0.63 4602.40 11806.71 Average: 28.29 0.38 24.66 3.25 271.31 3745.27 12704.74 17:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:09 8521592 12229972 3727812 22.77 139996 3689380 3603252 20.68 877800 6583900 5984 18:00:09 7743040 12512724 3440332 21.01 159500 4682848 3193596 18.33 1172792 7014124 4372 Average: 8132316 12371348 3584072 21.89 149748 4186114 3398424 19.51 1025296 6799012 5178 17:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:09 lo 1284.54 1284.54 1217.27 1217.27 0.00 0.00 0.00 0.00 17:50:09 ens3 56.43 45.18 179.74 13.47 0.00 0.00 0.00 0.00 17:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:09 lo 1374.00 1374.00 1305.67 1305.67 0.00 0.00 0.00 0.00 18:00:09 ens3 49.52 37.32 32.31 12.84 0.00 0.00 0.00 0.00 18:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1328.98 1328.98 1261.19 1261.19 0.00 0.00 0.00 0.00 Average: ens3 53.00 41.28 106.50 13.15 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-1534) 10/23/25 _x86_64_ (4 CPU) 17:35:20 LINUX RESTART (4 CPU) 17:40:01 CPU %user %nice %system %iowait %steal %idle 17:50:09 all 69.14 0.00 2.41 0.16 0.11 28.18 17:50:09 0 68.09 0.00 2.28 0.12 0.11 29.40 17:50:09 1 69.37 0.00 2.45 0.27 0.12 27.79 17:50:09 2 68.97 0.00 2.56 0.13 0.12 28.23 17:50:09 3 70.13 0.00 2.37 0.10 0.11 27.28 18:00:09 all 62.86 0.00 2.57 0.10 0.11 34.37 18:00:09 0 65.02 0.00 3.04 0.12 0.11 31.71 18:00:09 1 63.35 0.00 2.32 0.07 0.11 34.16 18:00:09 2 61.80 0.00 2.30 0.06 0.11 35.74 18:00:09 3 61.27 0.00 2.63 0.14 0.11 35.86 Average: all 66.02 0.00 2.49 0.13 0.11 31.25 Average: 0 66.57 0.00 2.65 0.12 0.11 30.55 Average: 1 66.38 0.00 2.39 0.17 0.11 30.95 Average: 2 65.41 0.00 2.43 0.09 0.11 31.96 Average: 3 65.73 0.00 2.50 0.12 0.11 31.54