---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-47860 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 11G 67G 14% / 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 645 10379 4 4964 15001 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:20:32:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84856sec preferred_lft 84856sec inet6 fe80::f816:3eff:fe20:325a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:e7:e9:48:7a:e7 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 inet6 fe80::cce7:e9ff:fe48:7ae7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-47860) 03/25/26 _x86_64_ (4 CPU) 11:14:18 LINUX RESTART (4 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:00 47.35 0.03 38.99 8.33 0.73 3569.60 13421.31 11:40:00 38.61 2.33 34.20 2.08 371.73 4956.19 6227.08 Average: 42.98 1.18 36.59 5.21 186.23 4262.89 9824.19 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:00 10114056 13787052 2168748 13.25 187980 3566040 2305712 13.23 675688 5152396 58048 11:40:00 10632744 15361784 585664 3.58 214872 4530716 1178016 6.76 1026180 4209636 12172 Average: 10373400 14574418 1377206 8.41 201426 4048378 1741864 10.00 850934 4681016 35110 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:00 lo 4516.97 4516.97 4307.16 4307.16 0.00 0.00 0.00 0.00 11:30:00 ens3 55.85 46.45 23.22 15.09 0.00 0.00 0.00 0.00 11:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:00 lo 121.09 121.09 100.28 100.28 0.00 0.00 0.00 0.00 11:40:00 ens3 124.92 133.68 428.22 316.11 0.00 0.00 0.00 0.00 11:40:00 docker0 45.68 38.49 152.35 160.73 0.00 0.00 0.00 0.00 Average: lo 2319.03 2319.03 2203.72 2203.72 0.00 0.00 0.00 0.00 Average: ens3 90.39 90.06 225.72 165.60 0.00 0.00 0.00 0.00 Average: docker0 22.84 19.25 76.18 80.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-47860) 03/25/26 _x86_64_ (4 CPU) 11:14:18 LINUX RESTART (4 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:00 all 66.31 0.00 3.89 0.07 0.11 29.62 11:30:00 0 64.80 0.00 3.61 0.07 0.11 31.41 11:30:00 1 66.09 0.00 4.27 0.09 0.12 29.43 11:30:00 2 67.12 0.00 3.71 0.06 0.12 29.00 11:30:00 3 67.23 0.00 3.95 0.07 0.11 28.64 11:40:00 all 23.83 0.00 2.12 0.23 0.07 73.75 11:40:00 0 18.07 0.00 1.75 0.25 0.07 79.86 11:40:00 1 27.39 0.00 2.18 0.25 0.08 70.10 11:40:00 2 28.00 0.00 2.53 0.16 0.08 69.24 11:40:00 3 21.87 0.00 2.01 0.25 0.07 75.81 Average: all 45.03 0.00 3.00 0.15 0.09 51.73 Average: 0 41.37 0.00 2.68 0.16 0.09 55.70 Average: 1 46.72 0.00 3.23 0.17 0.10 49.78 Average: 2 47.51 0.00 3.12 0.11 0.10 49.17 Average: 3 44.51 0.00 2.98 0.16 0.09 52.26