---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-11913 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 18G 61G 23% / 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 702 10466 3 4820 14944 Swap: 1023 17 1006 ---> 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:00:09:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80189sec preferred_lft 80189sec inet6 fe80::f816:3eff:fe00:9bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:aa:c2:f8:d2:4f 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-11913) 12/09/25 _x86_64_ (4 CPU) 09:15:02 LINUX RESTART (4 CPU) 09:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:00 104.08 23.44 76.50 4.15 973.66 24555.30 23741.91 09:40:02 29.50 1.27 26.86 1.37 21.81 982.88 778.60 09:50:02 34.05 0.37 17.66 16.02 7.87 478.88 210651.36 10:00:02 7.39 0.00 7.03 0.36 0.43 205.55 265.46 10:10:02 5.00 0.01 4.78 0.20 1.16 136.57 80.17 10:20:02 4.92 0.01 4.73 0.19 0.43 129.30 41.12 10:30:02 2.97 0.01 2.97 0.00 0.05 49.27 0.00 10:40:02 8.96 0.08 8.45 0.43 2.19 523.85 150.26 10:50:02 5.59 0.00 5.44 0.15 0.33 148.55 113.47 Average: 22.46 2.79 17.14 2.54 111.55 3012.37 26191.44 09:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:00 2449304 6877056 9051724 55.28 257936 4086060 10057124 57.73 2125076 11138408 2728 09:40:02 3648068 7631044 8301144 50.70 264536 3670116 9129136 52.40 2242340 9872776 356 09:50:02 3439284 7481052 8450744 51.61 269872 3723536 9155144 52.55 2259404 10054512 676 10:00:02 7458916 11526512 4408668 26.93 271060 3748176 5241688 30.09 2262188 6048612 336 10:10:02 5769468 9853800 6080352 37.14 271720 3764248 6725952 38.61 2264380 7737988 344 10:20:02 5916676 10017152 5917100 36.14 272628 3779488 6707788 38.50 2267664 7589452 328 10:30:02 5599788 9702384 6231508 38.06 272916 3781316 6880892 39.50 2268048 7878164 240 10:40:02 7122140 11341828 4592532 28.05 276560 3889116 5303760 30.44 2276616 6376336 236 10:50:02 7140760 11380388 4553856 27.81 277244 3908272 5227472 30.01 2285068 6349744 412 Average: 5393823 9534580 6398625 39.08 270497 3816703 7158773 41.09 2250087 8116221 628 09:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:00 lo 15.65 15.65 14.30 14.30 0.00 0.00 0.00 0.00 09:30:00 ens3 51.62 33.70 829.46 3.56 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:02 lo 34.58 34.58 16.66 16.66 0.00 0.00 0.00 0.00 09:40:02 ens3 2.30 1.89 0.56 0.49 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:02 lo 38.48 38.48 15.67 15.67 0.00 0.00 0.00 0.00 09:50:02 ens3 1.56 1.32 0.31 1.21 0.00 0.00 0.00 0.00 09:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:02 lo 18.10 18.10 8.95 8.95 0.00 0.00 0.00 0.00 10:00:02 ens3 1.56 0.73 0.36 0.23 0.00 0.00 0.00 0.00 10:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:02 lo 29.58 29.58 11.77 11.77 0.00 0.00 0.00 0.00 10:10:02 ens3 1.05 0.51 0.27 0.18 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 13.89 13.89 7.13 7.13 0.00 0.00 0.00 0.00 10:20:02 ens3 1.14 0.56 0.28 0.19 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 lo 14.07 14.07 7.79 7.79 0.00 0.00 0.00 0.00 10:30:02 ens3 0.64 0.40 0.15 0.10 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 10.81 10.81 6.47 6.47 0.00 0.00 0.00 0.00 10:40:02 ens3 0.91 0.73 0.27 0.21 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:02 lo 16.84 16.84 6.88 6.88 0.00 0.00 0.00 0.00 10:50:02 ens3 0.84 0.57 0.21 0.15 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.34 21.34 10.63 10.63 0.00 0.00 0.00 0.00 Average: ens3 6.82 4.47 92.04 0.70 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-11913) 12/09/25 _x86_64_ (4 CPU) 09:15:02 LINUX RESTART (4 CPU) 09:20:02 CPU %user %nice %system %iowait %steal %idle 09:30:00 all 50.09 0.00 2.35 2.39 0.14 45.03 09:30:00 0 49.38 0.00 2.22 1.94 0.13 46.32 09:30:00 1 51.79 0.00 2.27 1.54 0.13 44.26 09:30:00 2 49.53 0.00 2.45 3.28 0.16 44.58 09:30:00 3 49.64 0.00 2.46 2.81 0.12 44.97 09:40:02 all 49.34 0.00 1.85 0.44 0.17 48.20 09:40:02 0 49.12 0.00 1.78 0.40 0.19 48.51 09:40:02 1 49.09 0.00 1.80 0.36 0.18 48.58 09:40:02 2 49.07 0.00 1.98 0.38 0.18 48.38 09:40:02 3 50.06 0.00 1.86 0.61 0.14 47.33 09:50:02 all 32.38 0.00 1.23 0.65 0.10 65.63 09:50:02 0 32.61 0.00 1.24 0.44 0.10 65.62 09:50:02 1 32.83 0.00 1.26 0.53 0.10 65.27 09:50:02 2 32.51 0.00 1.24 0.41 0.10 65.74 09:50:02 3 31.59 0.00 1.18 1.22 0.10 65.91 10:00:02 all 13.43 0.00 0.71 0.09 0.08 85.69 10:00:02 0 13.36 0.00 0.65 0.10 0.08 85.82 10:00:02 1 13.46 0.00 0.70 0.07 0.08 85.70 10:00:02 2 13.29 0.00 0.81 0.10 0.09 85.71 10:00:02 3 13.62 0.00 0.69 0.09 0.08 85.52 10:10:02 all 11.42 0.00 0.55 0.34 0.11 87.57 10:10:02 0 11.45 0.00 0.53 1.16 0.08 86.79 10:10:02 1 11.33 0.00 0.62 0.14 0.19 87.72 10:10:02 2 11.55 0.00 0.49 0.01 0.09 87.86 10:10:02 3 11.36 0.00 0.56 0.07 0.09 87.92 10:20:02 all 8.86 0.00 0.43 0.12 0.08 90.51 10:20:02 0 8.81 0.00 0.43 0.14 0.07 90.55 10:20:02 1 8.82 0.00 0.42 0.06 0.08 90.63 10:20:02 2 8.42 0.00 0.41 0.19 0.07 90.91 10:20:02 3 9.40 0.00 0.47 0.07 0.11 89.95 10:30:02 all 2.97 0.00 0.39 0.02 0.06 96.56 10:30:02 0 2.80 0.00 0.41 0.04 0.06 96.69 10:30:02 1 2.92 0.00 0.39 0.02 0.06 96.62 10:30:02 2 3.27 0.00 0.40 0.02 0.05 96.26 10:30:02 3 2.90 0.00 0.35 0.01 0.06 96.68 10:40:02 all 13.01 0.00 0.62 0.05 0.07 86.24 10:40:02 0 13.90 0.00 0.64 0.07 0.07 85.33 10:40:02 1 12.58 0.00 0.60 0.03 0.07 86.72 10:40:02 2 13.11 0.00 0.73 0.09 0.07 86.01 10:40:02 3 12.45 0.00 0.54 0.03 0.07 86.92 10:50:02 all 8.32 0.00 0.48 0.02 0.06 91.12 10:50:02 0 8.00 0.00 0.50 0.04 0.06 91.41 10:50:02 1 8.69 0.00 0.45 0.01 0.07 90.79 10:50:02 2 8.30 0.00 0.50 0.01 0.07 91.12 10:50:02 3 8.28 0.00 0.47 0.04 0.06 91.15 Average: all 21.06 0.00 0.96 0.46 0.10 77.43 Average: 0 21.02 0.00 0.93 0.48 0.09 77.48 Average: 1 21.24 0.00 0.94 0.30 0.11 77.40 Average: 2 20.97 0.00 1.00 0.50 0.10 77.44 Average: 3 21.00 0.00 0.95 0.55 0.09 77.41