---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12422 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 638 8691 4 6659 15008 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:8d:cf:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84160sec preferred_lft 84160sec inet6 fe80::f816:3eff:fe8d:cffd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:18:fd:ba:ae:8f 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-12422) 11/21/25 _x86_64_ (4 CPU) 10:37:32 LINUX RESTART (4 CPU) 10:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:20 26.01 3.10 11.50 11.41 783.12 2801.36 245183.03 11:00:01 25.44 0.38 21.86 3.20 18.76 2369.14 9151.69 11:10:18 35.15 0.04 31.76 3.35 0.60 9512.25 12981.62 Average: 28.93 1.19 21.70 6.04 272.07 4943.22 90581.11 10:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:20 10678536 13999356 1962288 11.98 123236 3364976 2392488 13.73 790536 4568640 19276 11:00:01 9095196 12898948 3057884 18.68 144164 3782900 3470156 19.92 960260 5930388 19864 11:10:18 6372176 12823784 3122880 19.07 172164 6303996 3217004 18.47 1838588 7650500 2932 Average: 8715303 13240696 2714351 16.58 146521 4483957 3026549 17.37 1196461 6049843 14024 10:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:20 lo 213.33 213.33 203.04 203.04 0.00 0.00 0.00 0.00 10:50:20 ens3 82.60 63.81 997.30 9.20 0.00 0.00 0.00 0.00 10:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1470.04 1470.04 1393.22 1393.22 0.00 0.00 0.00 0.00 11:00:01 ens3 52.77 43.39 58.76 14.90 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:18 lo 1253.28 1253.28 1191.66 1191.66 0.00 0.00 0.00 0.00 11:10:18 ens3 59.40 47.01 150.84 14.50 0.00 0.00 0.00 0.00 11:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 969.75 969.75 920.69 920.69 0.00 0.00 0.00 0.00 Average: ens3 65.15 51.55 408.67 12.83 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-12422) 11/21/25 _x86_64_ (4 CPU) 10:37:32 LINUX RESTART (4 CPU) 10:40:04 CPU %user %nice %system %iowait %steal %idle 10:50:20 all 10.55 0.00 0.78 0.59 0.03 88.05 10:50:20 0 10.36 0.00 0.65 0.41 0.03 88.54 10:50:20 1 10.64 0.00 0.99 0.54 0.04 87.79 10:50:20 2 10.72 0.00 0.74 0.75 0.04 87.76 10:50:20 3 10.50 0.00 0.72 0.65 0.03 88.10 11:00:01 all 64.14 0.00 2.45 0.24 0.11 33.06 11:00:01 0 62.95 0.00 2.31 0.27 0.11 34.36 11:00:01 1 65.57 0.00 2.48 0.23 0.10 31.61 11:00:01 2 62.45 0.00 2.29 0.13 0.11 35.02 11:00:01 3 65.57 0.00 2.73 0.34 0.11 31.25 11:10:18 all 60.00 0.00 2.50 0.70 0.09 36.71 11:10:18 0 57.90 0.00 2.49 1.44 0.09 38.08 11:10:18 1 60.85 0.00 2.50 0.59 0.10 35.96 11:10:18 2 61.39 0.00 2.36 0.22 0.09 35.93 11:10:18 3 59.87 0.00 2.64 0.53 0.09 36.87 Average: all 44.51 0.00 1.90 0.51 0.08 53.00 Average: 0 43.38 0.00 1.81 0.72 0.08 54.02 Average: 1 45.28 0.00 1.98 0.46 0.08 52.20 Average: 2 44.50 0.00 1.79 0.37 0.08 53.26 Average: 3 44.90 0.00 2.02 0.51 0.08 52.50