---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5395 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 629 8737 4 6622 15017 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:8f:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.137/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84215sec preferred_lft 84215sec inet6 fe80::f816:3eff:fede:8fb8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:32:04:60:ee:52 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5395) 01/28/26 _x86_64_ (4 CPU) 14:37:46 LINUX RESTART (4 CPU) 14:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:15 47.23 3.52 27.54 16.17 772.48 4124.55 264086.45 15:00:17 26.65 0.01 23.84 2.80 0.20 2209.66 13597.02 15:10:01 23.89 0.14 21.21 2.54 6.72 9356.37 38933.69 Average: 32.65 1.23 24.22 7.20 261.36 5189.89 105901.76 14:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:15 9739804 13330880 2628200 16.05 134100 3593652 2733808 15.69 843580 5417732 16664 15:00:17 8475116 12591240 3364000 20.55 153928 4059272 3477372 19.96 968896 6514244 140504 15:10:01 8998832 15418816 529376 3.23 175260 6265264 1090504 6.26 1790600 5087636 28332 Average: 9071251 13780312 2173859 13.28 154429 4639396 2433895 13.97 1201025 5673204 61833 14:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:15 lo 1469.56 1469.56 1394.24 1394.24 0.00 0.00 0.00 0.00 14:50:15 ens3 127.22 94.57 1039.68 20.06 0.00 0.00 0.00 0.00 14:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:17 lo 1167.82 1167.82 1112.00 1112.00 0.00 0.00 0.00 0.00 15:00:17 ens3 39.48 31.81 26.88 10.96 0.00 0.00 0.00 0.00 15:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 lo 681.39 681.39 7449.89 7449.89 0.00 0.00 0.00 0.00 15:10:01 ens3 44.97 35.24 120.32 18.01 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1109.90 1109.90 3280.03 3280.03 0.00 0.00 0.00 0.00 Average: ens3 70.71 53.98 397.15 16.32 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5395) 01/28/26 _x86_64_ (4 CPU) 14:37:46 LINUX RESTART (4 CPU) 14:40:17 CPU %user %nice %system %iowait %steal %idle 14:50:15 all 54.97 0.00 2.27 0.46 0.09 42.21 14:50:15 0 55.90 0.00 2.60 0.42 0.09 40.98 14:50:15 1 54.74 0.00 2.22 0.23 0.09 42.71 14:50:15 2 55.77 0.00 2.13 0.40 0.09 41.61 14:50:15 3 53.45 0.00 2.13 0.77 0.10 43.55 15:00:17 all 64.22 0.00 2.33 0.69 0.11 32.64 15:00:17 0 64.28 0.00 2.35 0.12 0.11 33.14 15:00:17 1 63.73 0.00 2.34 1.02 0.11 32.81 15:00:17 2 64.89 0.00 2.13 0.16 0.13 32.69 15:00:17 3 63.96 0.00 2.52 1.48 0.11 31.92 15:10:01 all 42.52 0.00 1.54 0.23 0.08 55.63 15:10:01 0 33.76 0.00 1.48 0.34 0.08 64.34 15:10:01 1 47.68 0.00 1.30 0.04 0.08 50.91 15:10:01 2 50.13 0.00 1.72 0.14 0.08 47.93 15:10:01 3 38.51 0.00 1.65 0.41 0.08 59.35 Average: all 54.01 0.00 2.05 0.46 0.10 43.37 Average: 0 51.49 0.00 2.15 0.29 0.09 45.97 Average: 1 55.46 0.00 1.96 0.43 0.09 42.05 Average: 2 56.99 0.00 2.00 0.23 0.10 40.68 Average: 3 52.11 0.00 2.10 0.89 0.10 44.80