---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-33614 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 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 749 9519 4 5720 14897 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:fd:5f:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84340sec preferred_lft 84340sec inet6 fe80::f816:3eff:fefd:5f59/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:33:6d:6e:6d:67 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-33614) 07/07/26 _x86_64_ (4 CPU) 06:26:31 LINUX RESTART (4 CPU) 06:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 27.10 2.71 22.40 1.98 150.38 5043.36 4252.08 06:50:00 34.22 0.05 30.39 3.79 1.32 3805.98 20551.75 07:00:11 18.01 0.17 15.42 2.42 12.41 5446.89 2224.94 Average: 26.39 0.96 22.70 2.73 53.98 4768.16 8991.88 06:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9448220 13295200 2659748 16.24 158584 3772220 2834144 16.27 738064 5730596 12412 06:50:00 8463260 12819592 3131608 19.13 184652 4213652 3312760 19.02 876112 6547692 23072 07:00:11 9802288 15299700 645516 3.94 205568 5267828 1187248 6.81 949260 5055448 11484 Average: 9237923 13804831 2145624 13.10 182935 4417900 2444717 14.03 854479 5777912 15656 06:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 767.03 767.03 730.87 730.87 0.00 0.00 0.00 0.00 06:40:01 ens3 116.22 88.06 907.31 18.04 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:00 lo 1673.70 1673.70 1596.12 1596.12 0.00 0.00 0.00 0.00 06:50:00 ens3 39.06 30.24 115.03 9.16 0.00 0.00 0.00 0.00 06:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:11 lo 11.59 11.59 1.20 1.20 0.00 0.00 0.00 0.00 07:00:11 ens3 80.16 74.64 120.11 225.48 0.00 0.00 0.00 0.00 07:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 812.83 812.83 771.61 771.61 0.00 0.00 0.00 0.00 Average: ens3 78.30 64.26 376.68 85.40 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-33614) 07/07/26 _x86_64_ (4 CPU) 06:26:31 LINUX RESTART (4 CPU) 06:30:10 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 60.60 0.00 2.07 2.29 0.12 34.92 06:40:01 0 59.88 0.00 2.00 0.06 0.11 37.95 06:40:01 1 61.03 0.00 2.19 4.87 0.13 31.78 06:40:01 2 60.27 0.00 1.96 4.13 0.11 33.53 06:40:01 3 61.24 0.00 2.13 0.11 0.12 36.40 06:50:00 all 51.43 0.00 2.40 7.19 0.12 38.86 06:50:00 0 49.87 0.00 2.18 8.16 0.11 39.67 06:50:00 1 51.56 0.00 2.63 5.83 0.14 39.85 06:50:00 2 52.31 0.00 2.31 5.22 0.11 40.05 06:50:00 3 51.97 0.00 2.47 9.57 0.11 35.88 07:00:11 all 43.27 0.00 1.52 0.76 0.30 54.15 07:00:11 0 43.27 0.00 1.59 1.61 0.28 53.24 07:00:11 1 39.32 0.00 1.16 0.36 0.30 58.86 07:00:11 2 44.25 0.00 1.44 0.15 0.30 53.86 07:00:11 3 46.24 0.00 1.90 0.92 0.31 50.64 Average: all 51.66 0.00 1.99 3.40 0.18 42.76 Average: 0 50.91 0.00 1.92 3.27 0.17 43.72 Average: 1 50.51 0.00 1.99 3.66 0.19 43.66 Average: 2 52.18 0.00 1.90 3.14 0.17 42.60 Average: 3 53.06 0.00 2.16 3.53 0.18 41.07