---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10735 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 68G 13% / 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 613 10759 4 4616 15033 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:c8:36:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80368sec preferred_lft 80368sec inet6 fe80::f816:3eff:fec8:36b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:7c:68:64:4d:3d 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10735) 02/15/26 _x86_64_ (4 CPU) 05:50:29 LINUX RESTART (4 CPU) 06:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:01 1.53 0.01 1.52 0.01 0.04 18.49 234.63 06:20:17 1.47 0.00 1.47 0.00 0.01 16.70 0.00 06:30:17 1.62 0.01 1.61 0.00 0.09 18.09 0.19 06:40:01 1.56 0.00 1.56 0.00 0.00 17.47 0.00 06:50:02 1.54 0.00 1.53 0.00 0.03 17.24 0.01 07:00:17 1.58 0.00 1.58 0.00 0.00 18.01 0.00 07:10:01 1.53 0.00 1.53 0.00 0.00 17.61 0.00 07:20:17 40.76 4.22 35.82 0.72 251.88 3251.04 1287.32 07:30:04 47.69 0.58 28.33 18.78 23.03 5268.01 255558.20 Average: 11.06 0.55 8.38 2.13 31.35 960.00 28035.12 06:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:01 13429264 15515816 498880 3.05 58996 2251780 1142780 6.56 397852 2287776 208 06:20:17 13428972 15516248 498368 3.04 59592 2251920 1142780 6.56 398436 2288476 36 06:30:17 13428164 15516080 498580 3.05 60196 2251948 1142780 6.56 399064 2288996 16 06:40:01 13424540 15513200 501500 3.06 60764 2252096 1142908 6.56 399648 2293676 284 06:50:02 13423756 15513028 501664 3.06 61348 2252104 1142908 6.56 400232 2293604 208 07:00:17 13424344 15514352 500284 3.06 61948 2252240 1142908 6.56 400820 2294120 32 07:10:01 13423364 15513940 500592 3.06 62528 2252252 1142908 6.56 401368 2294324 204 07:20:17 11261124 14322800 1641064 10.02 119088 3116544 1996116 11.46 657700 4134480 25864 07:30:04 11099644 15467348 488192 2.98 151104 4322356 993852 5.70 1089036 3756212 184 Average: 12927019 15376979 625458 3.82 77285 2578138 1221104 7.01 504906 2659074 3004 06:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:10:01 ens3 0.33 0.12 0.08 0.04 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:20:17 ens3 0.29 0.08 0.05 0.02 0.00 0.00 0.00 0.00 06:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:17 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:30:17 ens3 0.34 0.11 0.08 0.03 0.00 0.00 0.00 0.00 06:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:40:01 ens3 0.54 0.38 0.11 0.57 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 06:50:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 06:50:02 ens3 0.32 0.11 0.08 0.04 0.00 0.00 0.00 0.00 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:17 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:00:17 ens3 0.39 0.13 0.11 0.06 0.00 0.00 0.00 0.00 07:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:10:01 ens3 0.36 0.12 0.10 0.06 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:17 lo 0.47 0.47 0.06 0.06 0.00 0.00 0.00 0.00 07:20:17 ens3 87.13 65.95 729.28 14.17 0.00 0.00 0.00 0.00 07:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:04 lo 2221.94 2221.94 2111.54 2111.54 0.00 0.00 0.00 0.00 07:30:04 ens3 109.60 100.20 416.50 389.53 0.00 0.00 0.00 0.00 07:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 242.38 242.38 230.22 230.22 0.00 0.00 0.00 0.00 Average: ens3 22.20 18.58 128.91 44.18 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10735) 02/15/26 _x86_64_ (4 CPU) 05:50:29 LINUX RESTART (4 CPU) 06:00:17 CPU %user %nice %system %iowait %steal %idle 06:10:01 all 0.02 0.00 0.02 0.01 0.01 99.93 06:10:01 0 0.02 0.00 0.02 0.00 0.01 99.95 06:10:01 1 0.04 0.00 0.03 0.03 0.01 99.89 06:10:01 2 0.03 0.00 0.01 0.00 0.01 99.95 06:10:01 3 0.01 0.00 0.02 0.02 0.02 99.93 06:20:17 all 0.02 0.00 0.02 0.01 0.01 99.94 06:20:17 0 0.01 0.00 0.02 0.01 0.01 99.95 06:20:17 1 0.03 0.00 0.01 0.00 0.01 99.94 06:20:17 2 0.02 0.00 0.01 0.00 0.01 99.96 06:20:17 3 0.02 0.00 0.03 0.02 0.02 99.91 06:30:17 all 0.26 0.00 0.02 0.01 0.01 99.69 06:30:17 0 0.02 0.00 0.03 0.04 0.01 99.91 06:30:17 1 0.98 0.00 0.03 0.00 0.02 98.96 06:30:17 2 0.02 0.00 0.02 0.00 0.01 99.94 06:30:17 3 0.01 0.00 0.02 0.01 0.01 99.96 06:40:01 all 0.22 0.00 0.02 0.01 0.02 99.73 06:40:01 0 0.02 0.00 0.02 0.03 0.01 99.91 06:40:01 1 0.58 0.00 0.02 0.01 0.01 99.39 06:40:01 2 0.24 0.00 0.01 0.01 0.01 99.73 06:40:01 3 0.05 0.00 0.03 0.01 0.03 99.89 06:50:02 all 0.11 0.00 0.02 0.01 0.02 99.84 06:50:02 0 0.01 0.00 0.02 0.01 0.01 99.94 06:50:02 1 0.01 0.00 0.02 0.00 0.01 99.95 06:50:02 2 0.39 0.00 0.02 0.03 0.01 99.55 06:50:02 3 0.03 0.00 0.02 0.01 0.02 99.93 07:00:17 all 0.25 0.00 0.02 0.01 0.02 99.70 07:00:17 0 0.01 0.00 0.02 0.04 0.01 99.92 07:00:17 1 0.93 0.00 0.02 0.00 0.01 99.04 07:00:17 2 0.01 0.00 0.02 0.00 0.01 99.95 07:00:17 3 0.03 0.00 0.03 0.00 0.03 99.92 07:10:01 all 0.09 0.00 0.02 0.01 0.02 99.86 07:10:01 0 0.02 0.00 0.02 0.04 0.01 99.91 07:10:01 1 0.29 0.00 0.03 0.00 0.01 99.67 07:10:01 2 0.03 0.00 0.03 0.01 0.02 99.92 07:10:01 3 0.02 0.00 0.02 0.01 0.02 99.93 07:20:17 all 15.80 0.00 0.75 0.24 0.04 83.16 07:20:17 0 14.05 0.00 0.64 0.33 0.04 84.94 07:20:17 1 14.91 0.00 0.63 0.12 0.03 84.32 07:20:17 2 15.65 0.00 0.80 0.08 0.04 83.43 07:20:17 3 18.61 0.00 0.95 0.44 0.04 79.97 07:30:04 all 56.24 0.00 2.77 0.11 0.08 40.80 07:30:04 0 55.85 0.00 2.35 0.17 0.08 41.56 07:30:04 1 55.14 0.00 3.26 0.12 0.08 41.40 07:30:04 2 57.11 0.00 2.38 0.09 0.08 40.34 07:30:04 3 56.89 0.00 3.08 0.05 0.08 39.90 Average: all 8.03 0.00 0.40 0.05 0.02 91.50 Average: 0 7.70 0.00 0.34 0.08 0.02 91.86 Average: 1 8.01 0.00 0.44 0.03 0.02 91.50 Average: 2 8.07 0.00 0.36 0.02 0.02 91.52 Average: 3 8.33 0.00 0.46 0.06 0.03 91.11