---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-611 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: 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 13G 65G 17% / 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 654 8311 4 7022 14991 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:ac:a7:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83689sec preferred_lft 83689sec inet6 fe80::f816:3eff:feac:a72f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:38:71:d4:68:a4 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-611) 07/30/26 _x86_64_ (4 CPU) 10:34:57 LINUX RESTART (4 CPU) 10:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:02 29.91 2.96 23.94 3.01 161.36 3991.67 8145.15 11:00:02 38.43 0.02 21.84 16.56 0.43 2592.21 331859.00 11:10:02 18.82 0.02 17.13 1.67 0.35 3522.97 17427.52 11:20:02 15.76 0.17 13.03 2.57 12.25 7415.48 52023.48 Average: 25.73 0.79 18.98 5.95 43.60 4380.58 102363.79 10:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:02 9713276 13276136 2682624 16.38 138376 3545376 2951312 16.94 678464 5598644 24228 11:00:02 8678960 12595408 3360232 20.52 156332 3850684 3362500 19.30 772952 6502220 18732 11:10:02 5474268 10263152 5689368 34.75 164364 4681888 5518636 31.68 1026272 9405016 272 11:20:02 8515884 15352372 592788 3.62 183116 6644644 1125876 6.46 1799132 5510260 10708 Average: 8095597 12871767 3081253 18.82 160547 4680648 3239581 18.60 1069205 6754035 13485 10:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:02 lo 1546.22 1546.22 1467.98 1467.98 0.00 0.00 0.00 0.00 10:50:02 ens3 144.81 102.61 963.62 20.48 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 11:00:02 lo 1147.66 1147.66 1093.41 1093.41 0.00 0.00 0.00 0.00 11:00:02 ens3 38.00 27.95 17.88 9.42 0.00 0.00 0.00 0.00 11:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 lo 724.05 724.05 2719.58 2719.58 0.00 0.00 0.00 0.00 11:10:02 ens3 24.57 19.73 15.56 6.72 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 2495.18 2495.18 7191.74 7191.74 0.00 0.00 0.00 0.00 11:20:02 ens3 93.43 105.73 158.22 1252.83 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1478.28 1478.28 3118.18 3118.18 0.00 0.00 0.00 0.00 Average: ens3 75.20 64.01 288.82 322.36 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-611) 07/30/26 _x86_64_ (4 CPU) 10:34:57 LINUX RESTART (4 CPU) 10:40:02 CPU %user %nice %system %iowait %steal %idle 10:50:02 all 60.67 0.00 2.50 0.12 0.11 36.60 10:50:02 0 58.69 0.00 2.12 0.05 0.11 39.03 10:50:02 1 61.53 0.00 2.50 0.27 0.11 35.60 10:50:02 2 61.92 0.00 2.60 0.07 0.11 35.29 10:50:02 3 60.54 0.00 2.77 0.10 0.11 36.47 11:00:02 all 58.47 0.00 2.14 3.27 0.11 36.00 11:00:02 0 57.64 0.00 2.15 2.71 0.12 37.39 11:00:02 1 60.10 0.00 2.39 3.65 0.11 33.74 11:00:02 2 57.81 0.00 2.03 5.31 0.11 34.74 11:00:02 3 58.34 0.00 2.01 1.42 0.11 38.11 11:10:02 all 37.03 0.00 1.55 0.45 0.09 60.88 11:10:02 0 37.77 0.00 1.64 0.18 0.09 60.31 11:10:02 1 37.54 0.00 1.53 0.31 0.09 60.53 11:10:02 2 35.28 0.00 1.42 1.12 0.10 62.09 11:10:02 3 37.52 0.00 1.60 0.19 0.09 60.60 11:20:02 all 31.98 0.00 1.35 0.31 0.08 66.28 11:20:02 0 36.12 0.00 1.30 0.07 0.08 62.43 11:20:02 1 22.43 0.00 1.14 0.65 0.07 75.70 11:20:02 2 39.32 0.00 1.63 0.48 0.09 58.48 11:20:02 3 30.03 0.00 1.34 0.05 0.08 68.51 Average: all 47.03 0.00 1.89 1.04 0.10 49.95 Average: 0 47.54 0.00 1.80 0.75 0.10 49.80 Average: 1 45.38 0.00 1.89 1.22 0.10 51.41 Average: 2 48.58 0.00 1.92 1.75 0.10 47.66 Average: 3 46.60 0.00 1.93 0.44 0.10 50.93