---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8120 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 17G 61G 22% / 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 673 11280 4 4035 14973 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:a5:65:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82735sec preferred_lft 82735sec inet6 fe80::f816:3eff:fea5:6527/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:c3:d7:3e:ae:e4 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-16g-8120) 12/05/25 _x86_64_ (4 CPU) 13:04:57 LINUX RESTART (4 CPU) 13:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:09 100.75 22.81 74.02 3.92 552.86 13099.66 15169.57 13:30:09 20.99 1.65 18.35 0.99 21.00 520.56 438.55 13:40:09 8.89 0.09 8.37 0.44 4.05 524.91 177.02 13:50:01 18.28 0.02 17.48 0.79 0.69 523.84 499.72 14:00:09 7.68 0.01 7.39 0.28 0.38 200.73 97.54 Average: 31.45 4.96 25.20 1.29 116.78 2995.79 3302.09 13:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:09 159324 3879740 12050096 73.60 266244 3412580 13192044 75.72 2124176 13476140 304 13:30:09 2973928 6456132 9476396 57.88 268680 3187500 10382484 59.60 2171012 10634996 472 13:40:09 8810188 12392232 3544404 21.65 272536 3283500 4366100 25.06 2194916 4790772 136 13:50:01 9319180 12968916 2967972 18.13 275660 3348060 3663488 21.03 2217692 4266332 132 14:00:09 7580164 11254120 4681704 28.59 276880 3371060 5369388 30.82 2219700 5999992 60 Average: 5768557 9390228 6544114 39.97 272000 3320540 7394701 42.45 2185499 7833646 221 13:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:09 lo 20.01 20.01 16.69 16.69 0.00 0.00 0.00 0.00 13:20:09 ens3 32.83 23.60 482.44 2.67 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 44.70 44.70 18.61 18.61 0.00 0.00 0.00 0.00 13:30:09 ens3 1.78 1.33 0.39 0.30 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:09 lo 15.05 15.05 7.46 7.46 0.00 0.00 0.00 0.00 13:40:09 ens3 1.19 0.76 0.36 0.26 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 13.01 13.01 7.30 7.30 0.00 0.00 0.00 0.00 13:50:01 ens3 1.18 0.79 0.25 0.18 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:09 lo 19.55 19.55 9.36 9.36 0.00 0.00 0.00 0.00 14:00:09 ens3 1.11 0.96 0.20 1.31 0.00 0.00 0.00 0.00 14:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.48 22.48 11.90 11.90 0.00 0.00 0.00 0.00 Average: ens3 7.68 5.53 97.59 0.95 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-16g-8120) 12/05/25 _x86_64_ (4 CPU) 13:04:57 LINUX RESTART (4 CPU) 13:10:02 CPU %user %nice %system %iowait %steal %idle 13:20:09 all 50.80 0.00 2.19 0.41 0.12 46.48 13:20:09 0 52.19 0.00 2.02 0.27 0.12 45.40 13:20:09 1 48.61 0.00 2.31 0.36 0.12 48.60 13:20:09 2 52.49 0.00 2.46 0.37 0.11 44.57 13:20:09 3 49.91 0.00 1.97 0.63 0.12 47.37 13:30:09 all 39.56 0.00 1.59 0.07 0.13 58.65 13:30:09 0 39.70 0.00 1.54 0.06 0.12 58.58 13:30:09 1 39.16 0.00 1.68 0.07 0.13 58.96 13:30:09 2 39.07 0.00 1.61 0.08 0.13 59.11 13:30:09 3 40.32 0.00 1.55 0.07 0.13 57.94 13:40:09 all 13.01 0.00 0.64 0.05 0.12 86.18 13:40:09 0 12.61 0.00 0.69 0.03 0.12 86.55 13:40:09 1 13.17 0.00 0.62 0.06 0.12 86.03 13:40:09 2 12.77 0.00 0.67 0.07 0.12 86.37 13:40:09 3 13.49 0.00 0.61 0.02 0.12 85.76 13:50:01 all 27.42 0.00 0.93 0.07 0.12 71.46 13:50:01 0 26.28 0.00 1.03 0.21 0.12 72.37 13:50:01 1 28.56 0.00 0.96 0.03 0.12 70.33 13:50:01 2 27.32 0.00 0.86 0.02 0.12 71.67 13:50:01 3 27.52 0.00 0.88 0.03 0.11 71.46 14:00:09 all 13.11 0.00 0.68 0.08 0.11 86.02 14:00:09 0 13.08 0.00 0.69 0.04 0.11 86.08 14:00:09 1 13.39 0.00 0.70 0.06 0.11 85.73 14:00:09 2 13.55 0.00 0.63 0.04 0.11 85.67 14:00:09 3 12.44 0.00 0.68 0.15 0.11 86.61 Average: all 28.78 0.00 1.21 0.14 0.12 69.75 Average: 0 28.78 0.00 1.19 0.12 0.12 69.79 Average: 1 28.57 0.00 1.26 0.12 0.12 69.93 Average: 2 29.04 0.00 1.25 0.12 0.12 69.47 Average: 3 28.74 0.00 1.14 0.18 0.12 69.82