---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-264105 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: 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 18G 60G 23% / 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 710 10705 4 4573 14936 Swap: 1023 1 1022 ---> 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:f6:ce:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79869sec preferred_lft 79869sec inet6 fe80::f816:3eff:fef6:ce9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:d8:c6:70:dc:34 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::8cd8:c6ff:fe70:dc34/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-264105) 03/08/26 _x86_64_ (4 CPU) 13:29:43 LINUX RESTART (4 CPU) 13:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:08 164.36 17.19 141.30 5.87 2547.88 42553.47 11904.29 13:50:21 57.26 22.68 32.79 1.79 282.95 1825.56 2567.17 14:00:21 8.85 0.09 8.29 0.47 3.36 285.34 633.71 14:10:05 9.66 0.07 9.13 0.46 4.04 528.92 615.32 14:20:07 18.71 0.02 17.88 0.81 0.81 582.63 1174.05 14:30:08 23.10 0.06 7.39 15.65 1.77 218.68 211069.71 14:40:08 7.20 0.01 6.84 0.36 1.21 241.51 205.54 14:50:09 6.50 0.01 6.31 0.18 0.69 178.55 61.98 15:00:10 6.04 0.00 5.87 0.17 0.13 171.26 62.57 15:10:10 9.21 0.01 8.86 0.34 0.57 561.37 107.02 Average: 31.38 4.08 24.68 2.62 288.13 4770.93 22859.80 13:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:08 169032 8820872 7098840 43.36 262168 8165388 9161304 52.59 2272772 13141880 988 13:50:21 5117932 8480544 7452760 45.52 271660 3083572 8421932 48.34 2148220 8543208 4352 14:00:21 6893032 10278872 5655984 34.54 272972 3105276 6976248 40.04 2156112 6741252 72 14:10:05 8831600 12313440 3624336 22.14 276996 3197176 4419796 25.37 2177364 4820220 200 14:20:07 9190752 12757300 3180824 19.43 280040 3278852 3881188 22.28 2202556 4438784 276 14:30:08 7668308 11268988 4667964 28.51 281140 3311884 5304868 30.45 2209908 5931712 136 14:40:08 6628212 10265944 5670784 34.63 281964 3348124 6584504 37.79 2212932 6964652 48 14:50:09 6351984 10012800 5923696 36.18 282524 3370648 6748932 38.74 2216280 7248796 164 15:00:10 7826516 11510964 4426396 27.03 283224 3393580 5213628 29.93 2218568 5768436 288 15:10:10 7519836 11329592 4607664 28.14 286800 3511480 5269300 30.25 2232888 6068532 44 Average: 6619720 10703932 5230925 31.95 277949 3776598 6198170 35.58 2204760 6966747 657 13:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:08 lo 3.91 3.91 4.19 4.19 0.00 0.00 0.00 0.00 13:40:08 ens3 180.86 133.75 2134.56 17.95 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:21 lo 39.77 39.77 23.18 23.18 0.00 0.00 0.00 0.00 13:50:21 ens3 2.17 2.27 0.45 1.24 0.00 0.00 0.00 0.00 13:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:21 lo 35.05 35.05 14.29 14.29 0.00 0.00 0.00 0.00 14:00:21 ens3 1.04 0.84 0.23 0.19 0.00 0.00 0.00 0.00 14:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 11.81 11.81 6.29 6.29 0.00 0.00 0.00 0.00 14:10:05 ens3 0.82 0.58 0.27 0.20 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:07 lo 12.81 12.81 7.16 7.16 0.00 0.00 0.00 0.00 14:20:07 ens3 0.85 0.72 0.20 0.16 0.00 0.00 0.00 0.00 14:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:08 lo 19.67 19.67 9.31 9.31 0.00 0.00 0.00 0.00 14:30:08 ens3 0.68 0.57 0.15 0.11 0.00 0.00 0.00 0.00 14:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:08 lo 27.92 27.92 11.06 11.06 0.00 0.00 0.00 0.00 14:40:08 ens3 0.61 0.44 0.14 0.10 0.00 0.00 0.00 0.00 14:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:09 lo 21.92 21.92 10.97 10.97 0.00 0.00 0.00 0.00 14:50:09 ens3 0.68 0.56 0.14 0.11 0.00 0.00 0.00 0.00 14:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:10 lo 15.28 15.28 8.58 8.58 0.00 0.00 0.00 0.00 15:00:10 ens3 0.67 0.53 0.16 0.12 0.00 0.00 0.00 0.00 15:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:10 lo 14.40 14.40 7.77 7.77 0.00 0.00 0.00 0.00 15:10:10 ens3 0.86 0.77 0.27 0.22 0.00 0.00 0.00 0.00 15:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.29 20.29 10.31 10.31 0.00 0.00 0.00 0.00 Average: ens3 19.15 14.28 216.38 2.07 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-264105) 03/08/26 _x86_64_ (4 CPU) 13:29:43 LINUX RESTART (4 CPU) 13:30:00 CPU %user %nice %system %iowait %steal %idle 13:40:08 all 48.56 0.00 2.82 0.76 0.09 47.77 13:40:08 0 47.19 0.00 2.93 1.36 0.08 48.44 13:40:08 1 48.70 0.00 2.59 0.76 0.09 47.86 13:40:08 2 48.89 0.00 3.02 0.53 0.08 47.48 13:40:08 3 49.45 0.00 2.76 0.38 0.09 47.31 13:50:21 all 56.49 0.00 2.09 0.09 0.10 41.23 13:50:21 0 56.63 0.00 2.10 0.09 0.10 41.09 13:50:21 1 56.24 0.00 1.98 0.04 0.10 41.65 13:50:21 2 57.13 0.00 2.14 0.14 0.10 40.49 13:50:21 3 55.96 0.00 2.15 0.10 0.10 41.70 14:00:21 all 19.73 0.00 0.84 0.04 0.09 79.31 14:00:21 0 19.08 0.00 0.74 0.03 0.09 80.06 14:00:21 1 20.01 0.00 1.07 0.01 0.09 78.81 14:00:21 2 19.97 0.00 0.78 0.08 0.09 79.08 14:00:21 3 19.84 0.00 0.77 0.02 0.09 79.28 14:10:05 all 16.20 0.00 0.76 0.04 0.08 82.91 14:10:05 0 17.28 0.00 0.71 0.08 0.08 81.84 14:10:05 1 15.77 0.00 0.64 0.02 0.08 83.49 14:10:05 2 16.02 0.00 0.86 0.04 0.08 82.99 14:10:05 3 15.74 0.00 0.84 0.02 0.08 83.33 14:20:07 all 29.65 0.00 1.10 0.06 0.09 69.10 14:20:07 0 28.70 0.00 1.09 0.15 0.09 69.97 14:20:07 1 30.45 0.00 1.12 0.02 0.09 68.31 14:20:07 2 29.65 0.00 1.18 0.03 0.09 69.05 14:20:07 3 29.82 0.00 1.02 0.02 0.09 69.05 14:30:08 all 14.33 0.00 0.64 0.05 0.09 84.89 14:30:08 0 14.63 0.00 0.72 0.15 0.08 84.42 14:30:08 1 14.04 0.00 0.67 0.02 0.09 85.19 14:30:08 2 14.27 0.00 0.65 0.01 0.09 84.98 14:30:08 3 14.40 0.00 0.53 0.02 0.08 84.97 14:40:08 all 14.70 0.00 0.56 0.03 0.09 84.63 14:40:08 0 14.23 0.00 0.58 0.07 0.08 85.04 14:40:08 1 14.73 0.00 0.67 0.01 0.09 84.51 14:40:08 2 14.70 0.00 0.55 0.03 0.09 84.63 14:40:08 3 15.12 0.00 0.45 0.01 0.09 84.33 14:50:09 all 11.42 0.00 0.43 0.03 0.09 88.03 14:50:09 0 11.60 0.00 0.46 0.03 0.09 87.82 14:50:09 1 10.98 0.00 0.46 0.02 0.09 88.45 14:50:09 2 11.60 0.00 0.37 0.05 0.10 87.89 14:50:09 3 11.50 0.00 0.43 0.02 0.09 87.97 15:00:10 all 7.87 0.00 0.40 0.03 0.09 91.62 15:00:10 0 7.66 0.00 0.36 0.03 0.09 91.86 15:00:10 1 8.25 0.00 0.47 0.03 0.09 91.16 15:00:10 2 8.30 0.00 0.40 0.04 0.09 91.17 15:00:10 3 7.27 0.00 0.36 0.01 0.08 92.28 15:10:10 all 13.35 0.00 0.57 0.04 0.09 85.95 15:10:10 0 13.31 0.00 0.56 0.02 0.09 86.03 15:10:10 1 13.66 0.00 0.65 0.04 0.09 85.56 15:10:10 2 13.70 0.00 0.54 0.09 0.09 85.57 15:10:10 3 12.72 0.00 0.52 0.03 0.08 86.66 Average: all 23.34 0.00 1.03 0.12 0.09 75.43 Average: 0 23.14 0.00 1.03 0.20 0.09 75.54 Average: 1 23.40 0.00 1.04 0.10 0.09 75.38 Average: 2 23.52 0.00 1.05 0.11 0.09 75.23 Average: 3 23.28 0.00 0.99 0.06 0.09 75.58