---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11916 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 638 8903 4 6447 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:30:08:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84767sec preferred_lft 84767sec inet6 fe80::f816:3eff:fe30:8a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:e3:51:eb:42:bc 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-11916) 12/09/25 _x86_64_ (4 CPU) 09:15:00 LINUX RESTART (4 CPU) 09:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:13 26.78 0.32 23.50 2.96 211.31 2888.76 5413.41 09:40:08 27.51 0.03 24.69 2.80 0.48 4376.54 7798.87 Average: 27.14 0.17 24.09 2.88 107.33 3622.56 6589.95 09:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:13 9420828 13035096 2922152 17.85 141260 3593252 2932212 16.83 764276 5770292 16068 09:40:08 8029388 12646340 3307000 20.20 155504 4539360 3240388 18.60 1058572 6848600 1600 Average: 8725108 12840718 3114576 19.02 148382 4066306 3086300 17.72 911424 6309446 8834 09:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:13 lo 1298.76 1298.76 1230.53 1230.53 0.00 0.00 0.00 0.00 09:30:13 ens3 33.13 26.27 165.00 7.38 0.00 0.00 0.00 0.00 09:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:08 lo 1164.01 1164.01 3338.14 3338.14 0.00 0.00 0.00 0.00 09:40:08 ens3 22.56 19.00 25.63 7.10 0.00 0.00 0.00 0.00 09:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1232.30 1232.30 2270.03 2270.03 0.00 0.00 0.00 0.00 Average: ens3 27.91 22.68 96.26 7.24 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-11916) 12/09/25 _x86_64_ (4 CPU) 09:15:00 LINUX RESTART (4 CPU) 09:20:02 CPU %user %nice %system %iowait %steal %idle 09:30:13 all 67.52 0.00 2.30 0.06 0.09 30.02 09:30:13 0 66.61 0.00 2.18 0.08 0.10 31.05 09:30:13 1 69.04 0.00 2.49 0.04 0.09 28.35 09:30:13 2 66.93 0.00 2.37 0.06 0.10 30.55 09:30:13 3 67.51 0.00 2.17 0.07 0.09 30.15 09:40:08 all 55.22 0.00 2.15 0.10 0.09 42.44 09:40:08 0 52.06 0.00 1.98 0.04 0.09 45.83 09:40:08 1 56.15 0.00 2.27 0.14 0.09 41.36 09:40:08 2 55.93 0.00 1.87 0.13 0.08 41.99 09:40:08 3 56.74 0.00 2.48 0.10 0.08 40.59 Average: all 61.45 0.00 2.23 0.08 0.09 36.15 Average: 0 59.43 0.00 2.08 0.06 0.09 38.34 Average: 1 62.68 0.00 2.38 0.09 0.09 34.77 Average: 2 61.50 0.00 2.12 0.09 0.09 36.20 Average: 3 62.20 0.00 2.33 0.09 0.09 35.30