---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5949 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 627 8795 4 6566 15019 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:de:1a:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82753sec preferred_lft 82753sec inet6 fe80::f816:3eff:fede:1a8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:54:91:a9:f4:cf 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-5949) 11/04/25 _x86_64_ (4 CPU) 13:53:15 LINUX RESTART (4 CPU) 14:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 1.30 0.01 1.27 0.03 0.04 16.37 147.42 14:20:15 1.20 0.00 1.19 0.01 0.01 14.15 0.12 14:30:04 34.13 5.04 27.99 1.10 282.61 4080.25 5432.30 14:40:01 21.29 0.07 18.57 2.65 7.31 2245.31 4624.49 14:50:06 31.17 0.03 27.93 3.22 0.50 4535.61 13870.12 Average: 17.70 1.01 15.30 1.40 56.95 2165.37 4805.96 14:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 13506272 15536764 478200 2.92 57484 2197556 1143172 6.56 379720 2238400 208 14:20:15 13506272 15537260 477892 2.92 57916 2197568 1143236 6.56 380192 2239044 168 14:30:04 10805716 14096724 1866068 11.40 115624 3342152 2303356 13.22 706548 4525236 120916 14:40:01 8803260 12478004 3480496 21.26 137000 3662724 3521956 20.22 862684 6324124 5756 14:50:06 7976480 12706056 3247644 19.84 156512 4650000 3120440 17.91 1155748 6792028 3608 Average: 10919600 14070962 1910060 11.67 104907 3210000 2246432 12.89 696978 4423766 26131 14:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:01 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:15 ens3 0.18 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:04 lo 271.44 271.44 258.56 258.56 0.00 0.00 0.00 0.00 14:30:04 ens3 98.77 70.87 1005.15 12.01 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 lo 1222.92 1222.92 1158.37 1158.37 0.00 0.00 0.00 0.00 14:40:01 ens3 33.97 28.45 51.35 8.90 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:06 lo 1329.57 1329.57 1263.22 1263.22 0.00 0.00 0.00 0.00 14:50:06 ens3 26.35 22.66 25.79 7.46 0.00 0.00 0.00 0.00 14:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 564.09 564.09 535.33 535.33 0.00 0.00 0.00 0.00 Average: ens3 31.49 24.14 212.40 5.63 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-5949) 11/04/25 _x86_64_ (4 CPU) 13:53:15 LINUX RESTART (4 CPU) 14:00:03 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 0.16 0.00 0.02 0.01 0.02 99.79 14:10:01 0 0.01 0.00 0.02 0.03 0.01 99.93 14:10:01 1 0.50 0.00 0.03 0.00 0.03 99.44 14:10:01 2 0.12 0.00 0.03 0.01 0.02 99.83 14:10:01 3 0.02 0.00 0.01 0.01 0.01 99.95 14:20:15 all 0.07 0.00 0.02 0.02 0.02 99.87 14:20:15 0 0.01 0.00 0.02 0.07 0.01 99.88 14:20:15 1 0.03 0.00 0.03 0.00 0.02 99.91 14:20:15 2 0.21 0.00 0.02 0.00 0.02 99.74 14:20:15 3 0.02 0.00 0.01 0.00 0.01 99.95 14:30:04 all 14.61 0.00 0.86 0.64 0.05 83.85 14:30:04 0 14.19 0.00 0.87 0.76 0.04 84.14 14:30:04 1 13.67 0.00 0.87 0.49 0.06 84.92 14:30:04 2 17.14 0.00 1.05 1.19 0.06 80.56 14:30:04 3 13.44 0.00 0.64 0.11 0.05 85.76 14:40:01 all 68.80 0.00 2.42 0.13 0.13 28.53 14:40:01 0 67.18 0.00 2.71 0.12 0.13 29.87 14:40:01 1 68.86 0.00 2.06 0.09 0.13 28.86 14:40:01 2 69.31 0.00 2.76 0.22 0.13 27.58 14:40:01 3 69.84 0.00 2.13 0.08 0.12 27.82 14:50:06 all 60.95 0.00 2.54 0.20 0.12 36.19 14:50:06 0 59.03 0.00 2.23 0.19 0.12 38.43 14:50:06 1 63.55 0.00 2.34 0.31 0.12 33.67 14:50:06 2 59.74 0.00 3.03 0.10 0.12 37.02 14:50:06 3 61.49 0.00 2.56 0.19 0.12 35.63 Average: all 28.80 0.00 1.17 0.20 0.07 69.77 Average: 0 27.98 0.00 1.16 0.23 0.06 70.57 Average: 1 29.21 0.00 1.06 0.18 0.07 69.48 Average: 2 29.17 0.00 1.37 0.30 0.07 69.09 Average: 3 28.84 0.00 1.07 0.08 0.06 69.96