---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14263 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 649 8668 4 6671 14997 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:0f:b2:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84361sec preferred_lft 84361sec inet6 fe80::f816:3eff:fe0f:b2b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:b0:60:e8:2e:22 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14263) 12/16/25 _x86_64_ (4 CPU) 10:37:42 LINUX RESTART (4 CPU) 10:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:17 36.63 3.50 29.23 3.90 765.08 4871.07 14929.40 11:00:17 28.92 0.01 25.79 3.12 0.16 2866.76 17815.77 11:10:17 19.05 0.12 17.01 1.91 6.28 8777.96 3999.29 Average: 28.22 1.22 24.02 2.98 258.25 5503.94 12253.79 10:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:17 9300324 13029064 2928468 17.89 137268 3718568 3235788 18.57 854976 5837192 25676 11:00:17 8459716 12554380 3399968 20.77 156900 4036096 3497700 20.08 957016 6538808 22612 11:10:17 8898780 15368836 576844 3.52 177536 6311068 1081744 6.21 1778652 5169740 40 Average: 8886273 13650760 2301760 14.06 157235 4688577 2605077 14.95 1196881 5848580 16109 10:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:17 lo 1460.08 1460.08 1384.53 1384.53 0.00 0.00 0.00 0.00 10:50:17 ens3 124.78 91.50 1098.88 20.87 0.00 0.00 0.00 0.00 10:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:17 lo 1295.26 1295.26 1233.65 1233.65 0.00 0.00 0.00 0.00 11:00:17 ens3 32.07 25.86 24.47 10.53 0.00 0.00 0.00 0.00 11:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:17 lo 412.94 412.94 4807.26 4807.26 0.00 0.00 0.00 0.00 11:10:17 ens3 86.48 92.42 130.95 1009.81 0.00 0.00 0.00 0.00 11:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1056.95 1056.95 2472.85 2472.85 0.00 0.00 0.00 0.00 Average: ens3 81.20 69.97 419.54 346.38 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14263) 12/16/25 _x86_64_ (4 CPU) 10:37:42 LINUX RESTART (4 CPU) 10:40:13 CPU %user %nice %system %iowait %steal %idle 10:50:17 all 63.48 0.00 2.58 0.20 0.09 33.65 10:50:17 0 63.09 0.00 2.40 0.18 0.09 34.24 10:50:17 1 63.48 0.00 2.51 0.12 0.09 33.80 10:50:17 2 64.80 0.00 2.91 0.17 0.09 32.04 10:50:17 3 62.55 0.00 2.50 0.33 0.09 34.52 11:00:17 all 57.86 0.00 2.29 3.56 0.10 36.18 11:00:17 0 57.71 0.00 2.20 2.19 0.10 37.80 11:00:17 1 57.57 0.00 2.32 3.87 0.10 36.13 11:00:17 2 56.40 0.00 2.15 6.74 0.11 34.61 11:00:17 3 59.77 0.00 2.50 1.44 0.11 36.18 11:10:17 all 36.16 0.00 1.32 0.54 0.08 61.90 11:10:17 0 38.27 0.00 1.17 0.46 0.08 60.01 11:10:17 1 37.31 0.00 1.40 1.32 0.08 59.90 11:10:17 2 33.11 0.00 1.40 0.15 0.09 65.25 11:10:17 3 35.95 0.00 1.30 0.21 0.08 62.46 Average: all 52.52 0.00 2.06 1.43 0.09 43.90 Average: 0 53.04 0.00 1.92 0.94 0.09 44.01 Average: 1 52.80 0.00 2.08 1.76 0.09 43.27 Average: 2 51.47 0.00 2.15 2.35 0.10 43.93 Average: 3 52.77 0.00 2.10 0.66 0.09 44.38