---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-29144 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 12G 66G 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 656 9312 4 6020 14990 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:03:06:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81048sec preferred_lft 81048sec inet6 fe80::f816:3eff:fe03:6d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:40:b9:92:5d:93 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-29144) 03/04/26 _x86_64_ (4 CPU) 16:15:32 LINUX RESTART (4 CPU) 16:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:21 17.86 0.43 4.68 12.75 393.77 615.48 253336.81 16:40:21 1.35 0.01 1.34 0.00 0.04 16.12 430.94 16:50:01 1.16 0.00 1.16 0.00 0.07 13.62 0.00 17:00:33 1.21 0.00 1.20 0.00 0.61 14.42 0.00 17:10:16 1.27 0.00 1.27 0.00 0.00 14.70 0.00 17:20:01 1.21 0.00 1.21 0.00 0.00 14.10 0.00 17:30:25 24.16 1.24 22.86 0.06 89.84 399.61 172.16 17:40:31 41.88 3.34 36.12 2.42 175.77 9766.91 6800.65 Average: 11.44 0.64 8.85 1.95 84.27 1365.97 33420.29 16:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:21 13485656 15508956 505340 3.09 59916 2187764 1140404 6.55 328320 2301272 8 16:40:21 13484568 15508400 505932 3.09 60336 2187876 1140404 6.55 328744 2301236 8 16:50:01 13484064 15508248 506180 3.09 60648 2187904 1148596 6.59 329064 2302108 40 17:00:33 13483560 15508460 505940 3.09 61032 2188240 1148596 6.59 329448 2303044 4 17:10:16 13481324 15506568 507908 3.10 61376 2188244 1148596 6.59 329784 2300976 12 17:20:01 13480568 15506276 508172 3.10 61696 2188384 1149732 6.60 330104 2302584 160 17:30:25 13189780 15360336 647004 3.95 71068 2317988 1256880 7.21 376068 2551712 58644 17:40:31 8580984 13520172 2434304 14.87 139852 4888292 2591708 14.88 1259296 6099132 4592 Average: 12833813 15240927 765098 4.67 71990 2541836 1340614 7.70 451354 2807758 7934 16:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:21 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 16:30:21 ens3 17.65 12.13 204.19 0.84 0.00 0.00 0.00 0.00 16:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:21 ens3 0.17 0.08 0.04 0.02 0.00 0.00 0.00 0.00 16:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:01 ens3 0.15 0.09 0.04 0.02 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:33 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:33 ens3 0.14 0.07 0.04 0.02 0.00 0.00 0.00 0.00 17:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:10:16 ens3 0.18 0.11 0.07 0.04 0.00 0.00 0.00 0.00 17:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:20:01 ens3 0.15 0.08 0.04 0.02 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:25 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 17:30:25 ens3 25.57 15.48 83.66 4.20 0.00 0.00 0.00 0.00 17:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:31 lo 769.76 769.76 733.58 733.58 0.00 0.00 0.00 0.00 17:40:31 ens3 126.63 96.54 1156.70 19.63 0.00 0.00 0.00 0.00 17:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 96.76 96.76 92.12 92.12 0.00 0.00 0.00 0.00 Average: ens3 21.57 15.73 182.27 3.13 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-29144) 03/04/26 _x86_64_ (4 CPU) 16:15:32 LINUX RESTART (4 CPU) 16:20:01 CPU %user %nice %system %iowait %steal %idle 16:30:21 all 0.39 0.00 0.14 0.14 0.02 99.31 16:30:21 0 0.35 0.00 0.13 0.06 0.02 99.45 16:30:21 1 0.39 0.00 0.13 0.12 0.03 99.33 16:30:21 2 0.51 0.00 0.16 0.06 0.01 99.26 16:30:21 3 0.31 0.00 0.15 0.34 0.02 99.18 16:40:21 all 0.07 0.00 0.04 0.01 0.02 99.87 16:40:21 0 0.02 0.00 0.02 0.00 0.01 99.95 16:40:21 1 0.19 0.00 0.05 0.00 0.03 99.73 16:40:21 2 0.05 0.00 0.03 0.02 0.02 99.89 16:40:21 3 0.03 0.00 0.04 0.02 0.02 99.90 16:50:01 all 0.06 0.00 0.03 0.01 0.02 99.89 16:50:01 0 0.01 0.00 0.01 0.00 0.01 99.96 16:50:01 1 0.12 0.00 0.05 0.01 0.03 99.80 16:50:01 2 0.08 0.00 0.04 0.00 0.03 99.85 16:50:01 3 0.01 0.00 0.02 0.02 0.01 99.94 17:00:33 all 0.13 0.00 0.03 0.01 0.02 99.81 17:00:33 0 0.02 0.00 0.01 0.00 0.00 99.97 17:00:33 1 0.03 0.00 0.04 0.04 0.03 99.86 17:00:33 2 0.44 0.00 0.05 0.00 0.02 99.48 17:00:33 3 0.03 0.00 0.03 0.01 0.01 99.93 17:10:16 all 0.08 0.00 0.03 0.01 0.02 99.86 17:10:16 0 0.21 0.00 0.02 0.01 0.01 99.75 17:10:16 1 0.04 0.00 0.04 0.01 0.02 99.90 17:10:16 2 0.03 0.00 0.04 0.02 0.02 99.89 17:10:16 3 0.03 0.00 0.03 0.01 0.01 99.92 17:20:01 all 0.03 0.00 0.03 0.01 0.02 99.91 17:20:01 0 0.03 0.00 0.02 0.00 0.02 99.93 17:20:01 1 0.03 0.00 0.05 0.01 0.02 99.89 17:20:01 2 0.04 0.00 0.03 0.01 0.02 99.90 17:20:01 3 0.03 0.00 0.03 0.03 0.01 99.90 17:30:25 all 0.92 0.00 0.13 0.14 0.02 98.79 17:30:25 0 0.51 0.00 0.16 0.27 0.02 99.04 17:30:25 1 1.96 0.00 0.21 0.11 0.02 97.70 17:30:25 2 0.67 0.00 0.11 0.03 0.03 99.16 17:30:25 3 0.54 0.00 0.06 0.15 0.01 99.25 17:40:31 all 48.49 0.00 1.98 0.21 0.08 49.25 17:40:31 0 48.47 0.00 2.00 0.12 0.08 49.34 17:40:31 1 48.71 0.00 2.01 0.16 0.07 49.05 17:40:31 2 45.75 0.00 1.83 0.13 0.08 52.21 17:40:31 3 51.01 0.00 2.08 0.44 0.07 46.40 Average: all 6.29 0.00 0.30 0.07 0.03 93.31 Average: 0 6.22 0.00 0.30 0.06 0.02 93.41 Average: 1 6.47 0.00 0.32 0.06 0.03 93.12 Average: 2 5.97 0.00 0.29 0.03 0.03 93.68 Average: 3 6.51 0.00 0.30 0.13 0.02 93.03