---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26234 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 744 9186 4 6057 14901 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:a4:44:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83646sec preferred_lft 83646sec inet6 fe80::f816:3eff:fea4:44ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:a3:9a:7c:d2:ac 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-26234) 06/09/26 _x86_64_ (4 CPU) 15:18:02 LINUX RESTART (4 CPU) 15:20:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:01 12.75 2.77 9.33 0.65 563.08 2668.06 7100.20 15:40:18 34.34 0.43 29.03 4.88 13.82 4313.92 14253.31 15:50:33 48.27 0.00 39.00 9.27 0.01 2883.79 16728.04 16:00:01 16.30 0.31 13.54 2.45 12.60 3809.14 4083.79 Average: 28.45 0.85 23.17 4.42 141.71 3426.70 10738.92 15:20:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:01 10717956 14033564 1927796 11.77 130120 3328644 2286488 13.12 645996 4647516 23784 15:40:18 8902608 13407912 2543092 15.53 189576 4358920 3074784 17.65 901792 6095004 85132 15:50:33 8005064 13014484 2931996 17.91 223788 4780124 3125252 17.94 1027488 6813752 127460 16:00:01 9515940 15352172 592104 3.62 243972 5550960 1124128 6.45 1345028 4928956 200 Average: 9285392 13952033 1998747 12.21 196864 4504662 2402663 13.79 980076 5621307 59144 15:20:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 15:30:01 ens3 83.54 62.09 730.94 13.10 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:18 lo 2261.92 2261.92 2156.67 2156.67 0.00 0.00 0.00 0.00 15:40:18 ens3 92.31 71.64 318.86 20.79 0.00 0.00 0.00 0.00 15:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:33 lo 4977.87 4977.87 4746.66 4746.66 0.00 0.00 0.00 0.00 15:50:33 ens3 76.81 57.98 22.54 19.61 0.00 0.00 0.00 0.00 15:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 850.15 850.15 797.46 797.46 0.00 0.00 0.00 0.00 16:00:01 ens3 82.17 78.90 109.96 151.74 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2085.60 2085.60 1985.39 1985.39 0.00 0.00 0.00 0.00 Average: ens3 83.75 67.55 290.66 50.07 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-26234) 06/09/26 _x86_64_ (4 CPU) 15:18:02 LINUX RESTART (4 CPU) 15:20:33 CPU %user %nice %system %iowait %steal %idle 15:30:01 all 32.25 0.00 1.11 0.10 0.06 66.47 15:30:01 0 32.32 0.00 1.27 0.09 0.06 66.25 15:30:01 1 33.12 0.00 0.95 0.10 0.06 65.76 15:30:01 2 31.99 0.00 1.03 0.08 0.07 66.84 15:30:01 3 31.57 0.00 1.18 0.14 0.07 67.04 15:40:18 all 64.29 0.00 3.11 0.52 0.12 31.96 15:40:18 0 62.93 0.00 2.81 0.05 0.12 34.09 15:40:18 1 64.58 0.00 3.03 0.16 0.12 32.11 15:40:18 2 64.59 0.00 3.17 1.10 0.13 31.01 15:40:18 3 65.06 0.00 3.41 0.78 0.12 30.64 15:50:33 all 63.18 0.00 4.10 0.09 0.11 32.51 15:50:33 0 61.97 0.00 3.88 0.08 0.11 33.96 15:50:33 1 63.65 0.00 4.85 0.09 0.11 31.29 15:50:33 2 63.54 0.00 3.67 0.13 0.11 32.54 15:50:33 3 63.57 0.00 3.99 0.07 0.11 32.25 16:00:01 all 26.27 0.00 1.36 0.07 0.06 72.24 16:00:01 0 25.98 0.00 1.44 0.07 0.06 72.45 16:00:01 1 28.01 0.00 1.40 0.03 0.06 70.50 16:00:01 2 23.63 0.00 1.29 0.17 0.05 74.85 16:00:01 3 27.46 0.00 1.32 0.02 0.06 71.14 Average: all 47.17 0.00 2.46 0.20 0.09 50.08 Average: 0 46.46 0.00 2.39 0.07 0.09 51.00 Average: 1 47.98 0.00 2.61 0.10 0.09 49.22 Average: 2 46.64 0.00 2.33 0.38 0.09 50.56 Average: 3 47.60 0.00 2.52 0.26 0.09 49.53