---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23405 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 714 12163 4 3111 14932 Swap: 1023 21 1002 ---> 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:3d:97:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79801sec preferred_lft 79801sec inet6 fe80::f816:3eff:fe3d:97bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:dc:3e:9b:c2:36 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::d4dc:3eff:fe9b:c236/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23405) 06/03/26 _x86_64_ (4 CPU) 11:48:32 LINUX RESTART (4 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:18 130.90 8.63 116.73 5.54 984.17 37293.21 13382.30 12:10:12 72.75 21.06 34.57 17.12 934.81 1887.27 215589.18 12:20:01 12.14 1.23 10.26 0.65 38.45 310.29 1683.44 12:30:01 8.40 0.03 7.96 0.41 0.99 512.76 1467.76 12:40:18 15.72 0.12 14.95 0.65 3.14 454.97 531.42 12:50:18 9.67 0.05 9.20 0.42 1.96 284.01 328.75 13:00:10 5.52 0.06 5.29 0.17 1.32 147.40 388.32 13:10:18 8.15 0.03 7.87 0.26 2.00 252.80 188.42 13:20:18 5.57 0.01 5.38 0.18 1.00 97.11 108.65 13:30:18 13.69 0.04 13.21 0.44 6.64 666.80 205.27 Average: 28.49 3.12 22.80 2.58 198.66 4282.65 23140.75 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:18 170852 8877400 7041692 43.01 263028 8207968 8514024 48.87 2195188 13208520 1716 12:10:12 3857332 5687676 10252592 62.62 269616 1670672 12315416 70.69 1171724 10892136 1240 12:20:01 5483652 7343124 8598072 52.51 271336 1698104 9378240 53.83 1195760 9230640 348 12:30:01 13351308 15321164 625064 3.82 275140 1803852 1384284 7.95 1234792 1354480 9752 12:40:18 11762600 13791624 2154192 13.16 278068 1859896 2974540 17.07 1251744 2936168 136 12:50:18 9297336 11367844 4576660 27.95 279392 1900032 5299084 30.42 1255192 5390404 308 13:00:10 9274924 11364296 4580248 27.97 279896 1918428 5296484 30.40 1256924 5404328 140 13:10:18 11239264 13370072 2575940 15.73 280628 1959136 3613280 20.74 1262520 3450972 560 13:20:18 11392460 13547544 2398472 14.65 281264 1982772 3564684 20.46 1265132 3298744 21844 13:30:18 9021044 11315548 4629080 28.27 285472 2111812 5295732 30.40 1280128 5641984 252 Average: 8485077 11198629 4743201 28.97 276384 2511267 5763577 33.08 1336910 6080838 3630 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:18 lo 3.67 3.67 3.39 3.39 0.00 0.00 0.00 0.00 12:00:18 ens3 120.90 93.97 1885.43 10.54 0.00 0.00 0.00 0.00 12:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:12 lo 40.85 40.85 26.50 26.50 0.00 0.00 0.00 0.00 12:10:12 ens3 2.48 2.51 0.50 1.35 0.00 0.00 0.00 0.00 12:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 41.53 41.53 16.73 16.73 0.00 0.00 0.00 0.00 12:20:01 ens3 1.26 1.01 0.31 0.25 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:01 lo 11.71 11.71 6.21 6.21 0.00 0.00 0.00 0.00 12:30:01 ens3 0.79 0.60 0.23 0.18 0.00 0.00 0.00 0.00 12:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:18 lo 8.64 8.64 4.25 4.25 0.00 0.00 0.00 0.00 12:40:18 ens3 0.93 0.60 0.25 0.18 0.00 0.00 0.00 0.00 12:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:18 lo 20.17 20.17 10.54 10.54 0.00 0.00 0.00 0.00 12:50:18 ens3 0.95 0.69 0.22 0.17 0.00 0.00 0.00 0.00 12:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:10 lo 23.19 23.19 8.50 8.50 0.00 0.00 0.00 0.00 13:00:10 ens3 0.69 0.47 0.18 0.13 0.00 0.00 0.00 0.00 13:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:18 lo 24.01 24.01 10.95 10.95 0.00 0.00 0.00 0.00 13:10:18 ens3 0.63 0.52 0.12 0.10 0.00 0.00 0.00 0.00 13:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:18 lo 17.79 17.79 10.53 10.53 0.00 0.00 0.00 0.00 13:20:18 ens3 0.61 0.50 0.14 0.10 0.00 0.00 0.00 0.00 13:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:18 lo 19.36 19.36 10.52 10.52 0.00 0.00 0.00 0.00 13:30:18 ens3 0.94 0.83 0.24 0.21 0.00 0.00 0.00 0.00 13:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.95 20.95 10.75 10.75 0.00 0.00 0.00 0.00 Average: ens3 13.32 10.40 193.53 1.34 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23405) 06/03/26 _x86_64_ (4 CPU) 11:48:32 LINUX RESTART (4 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:18 all 47.65 0.00 2.61 3.91 0.09 45.74 12:00:18 0 45.88 0.00 2.43 5.91 0.09 45.69 12:00:18 1 50.40 0.00 2.83 2.35 0.09 44.33 12:00:18 2 48.08 0.00 2.78 4.01 0.09 45.03 12:00:18 3 46.24 0.00 2.40 3.36 0.09 47.92 12:10:12 all 60.98 0.00 2.28 0.23 0.11 36.40 12:10:12 0 61.37 0.00 2.28 0.40 0.11 35.83 12:10:12 1 60.68 0.00 2.30 0.14 0.11 36.77 12:10:12 2 60.69 0.00 2.21 0.25 0.11 36.75 12:10:12 3 61.17 0.00 2.34 0.14 0.11 36.24 12:20:01 all 25.71 0.00 1.12 0.05 0.10 73.02 12:20:01 0 25.74 0.00 1.03 0.04 0.10 73.09 12:20:01 1 25.78 0.00 1.11 0.08 0.10 72.93 12:20:01 2 25.58 0.00 1.21 0.07 0.10 73.04 12:20:01 3 25.74 0.00 1.14 0.02 0.10 73.01 12:30:01 all 15.91 0.00 0.71 0.05 0.09 83.24 12:30:01 0 15.62 0.00 0.64 0.05 0.09 83.61 12:30:01 1 16.72 0.00 0.77 0.01 0.09 82.42 12:30:01 2 15.85 0.00 0.66 0.04 0.09 83.36 12:30:01 3 15.47 0.00 0.79 0.09 0.09 83.56 12:40:18 all 22.57 0.00 0.75 0.09 0.08 76.50 12:40:18 0 22.96 0.00 0.75 0.07 0.08 76.15 12:40:18 1 23.13 0.00 0.82 0.12 0.09 75.84 12:40:18 2 22.36 0.00 0.80 0.04 0.08 76.72 12:40:18 3 21.84 0.00 0.65 0.12 0.07 77.31 12:50:18 all 18.09 0.00 0.64 0.04 0.08 81.14 12:50:18 0 17.27 0.00 0.64 0.03 0.08 81.98 12:50:18 1 18.49 0.00 0.60 0.01 0.09 80.82 12:50:18 2 18.39 0.00 0.69 0.02 0.09 80.82 12:50:18 3 18.21 0.00 0.65 0.11 0.08 80.94 13:00:10 all 9.07 0.00 0.52 0.05 0.08 90.27 13:00:10 0 9.13 0.00 0.48 0.05 0.07 90.27 13:00:10 1 9.06 0.00 0.51 0.02 0.08 90.32 13:00:10 2 9.20 0.00 0.56 0.06 0.09 90.09 13:00:10 3 8.89 0.00 0.54 0.08 0.07 90.41 13:10:18 all 12.68 0.00 0.50 0.03 0.09 86.70 13:10:18 0 12.42 0.00 0.51 0.03 0.08 86.95 13:10:18 1 13.11 0.00 0.49 0.02 0.09 86.29 13:10:18 2 12.90 0.00 0.54 0.04 0.09 86.43 13:10:18 3 12.28 0.00 0.47 0.02 0.08 87.14 13:20:18 all 9.66 0.00 0.38 0.19 0.08 89.68 13:20:18 0 9.88 0.00 0.38 0.18 0.08 89.47 13:20:18 1 9.41 0.00 0.34 0.34 0.08 89.84 13:20:18 2 9.84 0.00 0.45 0.14 0.08 89.48 13:20:18 3 9.50 0.00 0.35 0.12 0.08 89.95 13:30:18 all 16.96 0.00 0.59 0.24 0.08 82.12 13:30:18 0 16.40 0.00 0.67 0.24 0.08 82.61 13:30:18 1 17.39 0.00 0.58 0.41 0.09 81.54 13:30:18 2 17.25 0.00 0.52 0.16 0.09 82.00 13:30:18 3 16.79 0.00 0.60 0.16 0.08 82.36 Average: all 23.95 0.00 1.02 0.50 0.09 74.44 Average: 0 23.69 0.00 0.98 0.71 0.09 74.53 Average: 1 24.45 0.00 1.04 0.36 0.09 74.07 Average: 2 24.04 0.00 1.04 0.49 0.09 74.33 Average: 3 23.64 0.00 1.00 0.43 0.09 74.85