---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3105 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: 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 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 659 9023 4 6306 14987 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:31:7f:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84192sec preferred_lft 84192sec inet6 fe80::f816:3eff:fe31:7f1e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:cc:14:ba:27:1f 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-3105) 12/02/25 _x86_64_ (4 CPU) 09:15:19 LINUX RESTART (4 CPU) 09:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:09 27.35 3.04 21.56 2.75 166.04 3527.22 6743.62 09:40:00 28.62 0.02 25.57 3.04 0.23 2395.25 15693.57 09:50:09 20.43 0.13 18.17 2.13 6.41 8652.42 5241.47 Average: 25.42 1.05 21.73 2.63 56.94 4896.03 9191.27 09:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:09 9894916 13135336 2824836 17.25 131496 3249300 2925704 16.79 640772 5477032 21864 09:40:00 9076720 12739232 3217100 19.65 152076 3616164 3212296 18.44 759892 6106940 31444 09:50:09 9274136 15370308 577648 3.53 172676 5948020 1098268 6.30 1601880 4980444 168 Average: 9415257 13748292 2206528 13.48 152083 4271161 2412089 13.85 1000848 5521472 17825 09:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:09 lo 1405.96 1405.96 1333.78 1333.78 0.00 0.00 0.00 0.00 09:30:09 ens3 116.80 90.89 836.30 19.75 0.00 0.00 0.00 0.00 09:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 1194.25 1194.25 1137.13 1137.13 0.00 0.00 0.00 0.00 09:40:00 ens3 41.36 31.87 27.70 11.89 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:09 lo 505.78 505.78 4836.53 4836.53 0.00 0.00 0.00 0.00 09:50:09 ens3 84.50 88.74 116.63 996.38 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1029.84 1029.84 2460.01 2460.01 0.00 0.00 0.00 0.00 Average: ens3 80.88 70.65 324.26 349.29 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-3105) 12/02/25 _x86_64_ (4 CPU) 09:15:19 LINUX RESTART (4 CPU) 09:20:20 CPU %user %nice %system %iowait %steal %idle 09:30:09 all 54.18 0.00 2.18 0.10 0.10 43.45 09:30:09 0 53.70 0.00 2.22 0.07 0.10 43.91 09:30:09 1 54.32 0.00 2.15 0.11 0.10 43.32 09:30:09 2 54.65 0.00 2.09 0.12 0.10 43.04 09:30:09 3 54.05 0.00 2.25 0.08 0.10 43.51 09:40:00 all 65.25 0.00 2.40 0.08 0.12 32.15 09:40:00 0 62.60 0.00 2.33 0.12 0.12 34.83 09:40:00 1 65.23 0.00 2.15 0.04 0.12 32.46 09:40:00 2 65.39 0.00 2.41 0.10 0.12 31.97 09:40:00 3 67.78 0.00 2.71 0.05 0.12 29.34 09:50:09 all 39.08 0.00 1.52 0.23 0.09 59.08 09:50:09 0 30.54 0.00 1.44 0.22 0.08 67.72 09:50:09 1 43.36 0.00 1.83 0.21 0.09 54.50 09:50:09 2 38.82 0.00 1.45 0.06 0.09 59.58 09:50:09 3 43.61 0.00 1.36 0.41 0.09 54.52 Average: all 52.70 0.00 2.03 0.13 0.10 45.04 Average: 0 48.76 0.00 1.99 0.14 0.10 49.01 Average: 1 54.19 0.00 2.04 0.12 0.11 43.55 Average: 2 52.82 0.00 1.98 0.09 0.10 45.01 Average: 3 55.04 0.00 2.10 0.18 0.10 42.58