---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19249 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 67G 15% / 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 731 9642 4 5615 14915 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:2a:26:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84382sec preferred_lft 84382sec inet6 fe80::f816:3eff:fe2a:2673/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:43:c3:5f:e1:f0 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-19249) 05/23/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:08 19.42 3.49 15.11 0.82 180.02 4992.68 1168.19 06:50:25 31.82 0.07 28.32 3.44 1.75 3023.97 15146.01 07:00:35 24.48 0.29 21.42 2.77 11.58 6321.50 7809.56 Average: 25.28 1.27 21.66 2.35 63.82 4772.60 8090.23 06:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:08 8741696 12309240 3649148 22.29 143756 3524852 3898304 22.38 633580 6595612 59308 06:50:25 8683692 12752296 3201404 19.55 170928 3955348 3402056 19.53 800784 6440488 61276 07:00:35 9961240 15349244 596980 3.65 202956 5163744 1107648 6.36 911752 4922124 140 Average: 9128876 13470260 2482511 15.16 172547 4214648 2802669 16.09 782039 5986075 40241 06:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:08 lo 300.54 300.54 286.14 286.14 0.00 0.00 0.00 0.00 06:40:08 ens3 94.03 71.46 830.25 14.93 0.00 0.00 0.00 0.00 06:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:25 lo 1671.70 1671.70 1593.50 1593.50 0.00 0.00 0.00 0.00 06:50:25 ens3 44.04 36.97 181.21 11.61 0.00 0.00 0.00 0.00 06:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:35 lo 309.27 309.27 286.29 286.29 0.00 0.00 0.00 0.00 07:00:35 ens3 71.49 66.11 115.10 191.70 0.00 0.00 0.00 0.00 07:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 765.28 765.28 726.53 726.53 0.00 0.00 0.00 0.00 Average: ens3 69.68 58.06 373.23 72.75 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-19249) 05/23/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:05 CPU %user %nice %system %iowait %steal %idle 06:40:08 all 39.81 0.00 1.32 0.08 0.07 58.72 06:40:08 0 40.04 0.00 1.25 0.06 0.07 58.58 06:40:08 1 40.94 0.00 1.29 0.04 0.07 57.66 06:40:08 2 38.99 0.00 1.40 0.05 0.08 59.48 06:40:08 3 39.26 0.00 1.33 0.19 0.07 59.16 06:50:25 all 60.69 0.00 2.60 0.06 0.10 36.54 06:50:25 0 58.35 0.00 2.90 0.11 0.10 38.54 06:50:25 1 64.16 0.00 2.44 0.03 0.10 33.27 06:50:25 2 59.89 0.00 2.78 0.07 0.11 37.16 06:50:25 3 60.36 0.00 2.28 0.04 0.10 37.21 07:00:35 all 50.89 0.00 1.84 0.07 0.09 47.11 07:00:35 0 52.49 0.00 1.88 0.09 0.09 45.45 07:00:35 1 52.23 0.00 2.09 0.03 0.09 45.56 07:00:35 2 50.25 0.00 1.71 0.05 0.09 47.90 07:00:35 3 48.60 0.00 1.67 0.11 0.09 49.53 Average: all 50.53 0.00 1.92 0.07 0.09 47.39 Average: 0 50.35 0.00 2.02 0.08 0.09 47.46 Average: 1 52.52 0.00 1.95 0.03 0.09 45.42 Average: 2 49.77 0.00 1.97 0.06 0.09 48.11 Average: 3 49.47 0.00 1.76 0.11 0.09 48.57