---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1619 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 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 737 11049 3 4202 14905 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:11:c3:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79296sec preferred_lft 79296sec inet6 fe80::f816:3eff:fe11:c368/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:75:36:fa:d7:ad 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::f875:36ff:fefa:d7ad/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-1619) 03/18/26 _x86_64_ (4 CPU) 09:57:55 LINUX RESTART (4 CPU) 10:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:03 114.07 8.59 100.56 4.92 800.27 35425.73 10331.32 10:20:03 74.05 25.68 46.03 2.34 390.73 5050.74 2980.22 10:30:03 13.32 0.14 12.34 0.84 8.67 411.02 670.08 10:40:03 4.99 0.06 4.71 0.22 3.32 149.63 268.19 10:50:01 20.34 0.02 19.44 0.89 0.80 842.46 589.24 11:00:03 7.39 0.01 7.10 0.28 0.62 207.38 286.17 11:10:03 5.06 0.01 4.87 0.18 0.32 133.52 83.73 11:20:03 4.97 0.01 4.78 0.19 1.05 149.00 86.49 11:30:03 5.21 0.00 5.03 0.18 0.31 152.05 105.16 11:40:03 24.53 0.13 8.50 15.90 4.67 558.95 209758.36 11:50:03 5.51 0.01 5.35 0.15 1.19 166.69 237.17 Average: 25.40 3.15 19.88 2.37 110.18 3931.36 20490.46 10:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:03 1626340 13079876 2840356 17.35 263632 10927040 3696156 21.22 2092956 11823936 770996 10:20:03 3563944 6564124 9365708 57.20 266848 2761352 9983944 57.31 2136492 10128128 1884 10:30:03 2489324 5518040 10413204 63.60 268852 2787764 12075480 69.31 2152736 11201556 1032 10:40:03 11319620 14441604 1494804 9.13 272252 2877624 2807532 16.12 2170428 2379372 82836 10:50:01 9713288 12911000 3025208 18.48 275364 2950236 3755568 21.56 2195432 3957100 272 11:00:03 8065204 11289416 4645376 28.37 276164 2975992 5387368 30.92 2197132 5592972 404 11:10:03 8167876 11408416 4526576 27.65 276636 2991792 5246428 30.11 2198336 5484072 300 11:20:03 6686052 9947000 5987116 36.57 277316 3011536 6723916 38.60 2200516 6965940 316 11:30:03 6542304 9823908 6110212 37.32 277972 3031544 6781884 38.93 2203808 7104892 280 11:40:03 7898364 11314112 4620820 28.22 284256 3155000 5350636 30.71 2219604 5734332 420 11:50:03 7712540 11153012 4781832 29.21 284884 3178972 5316048 30.51 2228348 5892564 264 Average: 6707714 10677319 5255565 32.10 274925 3695350 6102269 35.03 2181435 6933169 78091 10:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:03 lo 3.31 3.31 2.38 2.38 0.00 0.00 0.00 0.00 10:10:03 ens3 152.56 114.55 1982.20 12.20 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 10:20:03 lo 41.68 41.68 25.54 25.54 0.00 0.00 0.00 0.00 10:20:03 ens3 2.34 1.86 0.50 0.42 0.00 0.00 0.00 0.00 10:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 30.43 30.43 13.37 13.37 0.00 0.00 0.00 0.00 10:30:03 ens3 1.23 0.98 0.25 0.20 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:03 lo 14.74 14.74 6.03 6.03 0.00 0.00 0.00 0.00 10:40:03 ens3 2.08 0.68 0.50 1.38 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 12.72 12.72 7.34 7.34 0.00 0.00 0.00 0.00 10:50:01 ens3 1.05 0.77 0.19 0.15 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 19.47 19.47 9.39 9.39 0.00 0.00 0.00 0.00 11:00:03 ens3 0.89 0.63 0.18 0.14 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 lo 17.43 17.43 6.36 6.36 0.00 0.00 0.00 0.00 11:10:03 ens3 0.71 0.40 0.15 0.10 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:03 lo 26.25 26.25 11.45 11.45 0.00 0.00 0.00 0.00 11:20:03 ens3 1.16 0.61 0.23 0.15 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 lo 16.08 16.08 9.77 9.77 0.00 0.00 0.00 0.00 11:30:03 ens3 0.85 0.54 0.20 0.14 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 12.80 12.80 7.54 7.54 0.00 0.00 0.00 0.00 11:40:03 ens3 1.03 0.70 0.31 0.23 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:03 lo 18.49 18.49 7.39 7.39 0.00 0.00 0.00 0.00 11:50:03 ens3 0.92 0.52 0.20 0.14 0.00 0.00 0.00 0.00 11:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.40 19.40 9.69 9.69 0.00 0.00 0.00 0.00 Average: ens3 14.98 11.11 180.45 1.39 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-1619) 03/18/26 _x86_64_ (4 CPU) 09:57:55 LINUX RESTART (4 CPU) 10:00:03 CPU %user %nice %system %iowait %steal %idle 10:10:03 all 45.50 0.00 2.71 0.98 0.11 50.70 10:10:03 0 44.02 0.00 2.50 1.09 0.11 52.28 10:10:03 1 45.55 0.00 2.73 1.02 0.11 50.58 10:10:03 2 46.18 0.00 2.79 0.78 0.12 50.13 10:10:03 3 46.27 0.00 2.81 1.00 0.12 49.81 10:20:03 all 67.01 0.00 2.49 0.10 0.16 30.24 10:20:03 0 67.41 0.00 2.33 0.12 0.16 29.98 10:20:03 1 65.99 0.00 2.76 0.09 0.17 31.00 10:20:03 2 67.90 0.00 2.41 0.12 0.17 29.40 10:20:03 3 66.72 0.00 2.45 0.08 0.17 30.58 10:30:03 all 33.86 0.00 1.37 0.04 0.10 64.62 10:30:03 0 34.04 0.00 1.29 0.05 0.10 64.52 10:30:03 1 33.34 0.00 1.38 0.07 0.10 65.11 10:30:03 2 33.46 0.00 1.37 0.04 0.10 65.03 10:30:03 3 34.59 0.00 1.45 0.02 0.10 63.84 10:40:03 all 6.83 0.00 0.55 0.02 0.06 92.53 10:40:03 0 6.55 0.00 0.45 0.02 0.05 92.93 10:40:03 1 7.03 0.00 0.63 0.03 0.06 92.25 10:40:03 2 6.88 0.00 0.65 0.02 0.06 92.38 10:40:03 3 6.88 0.00 0.47 0.03 0.06 92.57 10:50:01 all 30.67 0.00 0.97 0.06 0.08 68.22 10:50:01 0 30.40 0.00 1.17 0.07 0.08 68.28 10:50:01 1 31.17 0.00 0.91 0.10 0.07 67.74 10:50:01 2 30.31 0.00 0.97 0.03 0.08 68.62 10:50:01 3 30.81 0.00 0.85 0.05 0.08 68.21 11:00:03 all 14.72 0.00 0.54 1.38 0.06 83.29 11:00:03 0 14.41 0.00 0.55 2.21 0.06 82.78 11:00:03 1 14.39 0.00 0.56 0.82 0.06 84.17 11:00:03 2 14.55 0.00 0.58 0.17 0.07 84.64 11:00:03 3 15.55 0.00 0.46 2.33 0.07 81.60 11:10:03 all 8.24 0.00 0.40 0.02 0.05 91.29 11:10:03 0 8.35 0.00 0.36 0.02 0.05 91.22 11:10:03 1 8.22 0.00 0.41 0.01 0.05 91.31 11:10:03 2 8.28 0.00 0.41 0.01 0.05 91.25 11:10:03 3 8.12 0.00 0.40 0.04 0.04 91.39 11:20:03 all 10.92 0.00 0.54 0.02 0.06 88.46 11:20:03 0 10.58 0.00 0.50 0.02 0.05 88.86 11:20:03 1 10.45 0.00 0.57 0.01 0.06 88.91 11:20:03 2 11.26 0.00 0.56 0.01 0.06 88.11 11:20:03 3 11.41 0.00 0.54 0.05 0.06 87.94 11:30:03 all 10.42 0.00 0.45 0.02 0.06 89.05 11:30:03 0 10.00 0.00 0.43 0.03 0.05 89.48 11:30:03 1 10.67 0.00 0.41 0.02 0.05 88.85 11:30:03 2 10.99 0.00 0.55 0.01 0.06 88.40 11:30:03 3 10.03 0.00 0.41 0.02 0.06 89.49 11:40:03 all 14.45 0.00 0.61 0.05 0.06 84.83 11:40:03 0 14.15 0.00 0.54 0.01 0.05 85.25 11:40:03 1 14.28 0.00 0.56 0.11 0.06 84.98 11:40:03 2 15.04 0.00 0.65 0.03 0.06 84.22 11:40:03 3 14.31 0.00 0.69 0.06 0.07 84.87 11:50:03 all 8.89 0.00 0.35 0.04 0.06 90.67 11:50:03 0 8.93 0.00 0.34 0.02 0.05 90.67 11:50:03 1 8.59 0.00 0.36 0.04 0.06 90.94 11:50:03 2 9.46 0.00 0.38 0.01 0.06 90.08 11:50:03 3 8.56 0.00 0.32 0.08 0.05 90.99 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.86 0.00 1.00 0.25 0.08 75.81 Average: 0 22.62 0.00 0.95 0.33 0.07 76.02 Average: 1 22.69 0.00 1.02 0.21 0.08 76.00 Average: 2 23.11 0.00 1.03 0.11 0.08 75.66 Average: 3 23.02 0.00 0.99 0.34 0.08 75.57