---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16020 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 636 8905 4 6447 15010 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:01:04:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84418sec preferred_lft 84418sec inet6 fe80::f816:3eff:fe01:408/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:77:8b:b4:e7:3c 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-16020) 12/23/25 _x86_64_ (4 CPU) 10:37:26 LINUX RESTART (4 CPU) 10:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:07 27.55 3.41 21.66 2.49 573.39 3599.28 9363.50 11:00:01 26.61 0.03 23.67 2.90 0.44 2258.83 19282.47 11:10:07 30.21 0.20 26.54 3.46 13.19 8862.63 13874.22 Average: 28.14 1.21 23.98 2.96 194.03 4936.74 14175.36 10:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:07 9818936 13313904 2645520 16.16 129852 3504960 2881356 16.54 746520 5444204 132356 11:00:01 9291212 13059288 2896788 17.69 149996 3729288 3023612 17.36 852608 5814208 8300 11:10:07 9194192 15440516 506716 3.09 173356 6100828 1059840 6.08 1702452 4984580 14024 Average: 9434780 13937903 2016341 12.31 151068 4445025 2321603 13.33 1100527 5414331 51560 10:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:07 lo 1043.09 1043.09 986.92 986.92 0.00 0.00 0.00 0.00 10:50:07 ens3 116.07 90.54 1024.26 17.63 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1198.48 1198.48 1140.46 1140.46 0.00 0.00 0.00 0.00 11:00:01 ens3 42.80 35.07 24.12 12.88 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 11:10:07 lo 716.31 716.31 670.52 670.52 0.00 0.00 0.00 0.00 11:10:07 ens3 113.95 114.14 165.17 1045.58 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 983.95 983.95 930.68 930.68 0.00 0.00 0.00 0.00 Average: ens3 91.08 80.16 402.25 363.97 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-16020) 12/23/25 _x86_64_ (4 CPU) 10:37:26 LINUX RESTART (4 CPU) 10:40:15 CPU %user %nice %system %iowait %steal %idle 10:50:07 all 41.98 0.00 1.91 0.42 0.08 55.61 10:50:07 0 41.84 0.00 1.82 0.22 0.09 56.04 10:50:07 1 42.29 0.00 1.98 0.42 0.08 55.23 10:50:07 2 42.32 0.00 1.87 0.45 0.08 55.28 10:50:07 3 41.47 0.00 1.98 0.60 0.08 55.88 11:00:01 all 63.18 0.00 2.41 1.01 0.12 33.28 11:00:01 0 62.88 0.00 2.28 0.80 0.13 33.91 11:00:01 1 64.91 0.00 2.54 1.23 0.12 31.20 11:00:01 2 62.32 0.00 2.50 1.12 0.13 33.93 11:00:01 3 62.63 0.00 2.31 0.87 0.12 34.08 11:10:07 all 38.53 0.00 1.76 0.74 0.09 58.88 11:10:07 0 43.61 0.00 1.81 1.60 0.10 52.88 11:10:07 1 38.47 0.00 1.73 0.42 0.08 59.30 11:10:07 2 35.26 0.00 1.68 0.47 0.08 62.51 11:10:07 3 36.78 0.00 1.82 0.45 0.09 60.85 Average: all 47.82 0.00 2.02 0.72 0.10 49.34 Average: 0 49.39 0.00 1.97 0.88 0.10 47.65 Average: 1 48.46 0.00 2.08 0.69 0.10 48.68 Average: 2 46.54 0.00 2.01 0.68 0.10 50.68 Average: 3 46.87 0.00 2.03 0.64 0.10 50.36