---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-33644 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 61G 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 724 8958 3 6306 14922 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:70:43:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79612sec preferred_lft 79612sec inet6 fe80::f816:3eff:fe70:4301/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:a4:f4:08:e8:c8 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::7ca4:f4ff:fe08:e8c8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-33644) 07/07/26 _x86_64_ (4 CPU) 07:15:03 LINUX RESTART (4 CPU) 07:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:01 68.64 2.33 63.69 2.63 122.89 27226.73 10575.76 07:40:05 13.47 0.92 11.95 0.60 9.04 305.59 538.24 07:50:05 38.16 19.62 17.52 1.02 163.82 1708.63 591.14 08:00:01 45.82 19.09 25.31 1.42 159.61 1646.49 888.37 08:10:05 13.41 0.00 12.85 0.56 0.00 335.88 464.88 08:20:05 6.00 0.00 5.76 0.24 0.09 177.46 93.59 08:30:00 20.19 0.05 4.66 15.47 1.05 143.30 181611.30 08:40:05 5.55 0.00 5.24 0.31 0.00 148.08 32187.77 08:50:01 5.87 0.00 5.71 0.16 0.00 160.67 55.84 09:00:01 10.71 0.01 10.25 0.45 0.11 578.04 178.83 Average: 22.72 4.19 16.26 2.27 45.51 3226.87 22599.22 07:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:01 153228 5524276 10403364 63.54 249652 4993528 11649592 66.87 2202224 13321520 488 07:40:05 2742820 7379808 8550496 52.22 250544 4278636 9403768 53.98 2122444 10837468 444 07:50:05 3856528 8922244 7006292 42.79 263508 4681392 7774952 44.63 2300916 9533336 7528 08:00:01 5062064 10501036 5429856 33.16 274748 5034820 6183904 35.50 2478240 8155308 948 08:10:05 7313776 12798916 3133816 19.14 276736 5078888 4356696 25.01 2484224 5909548 10740 08:20:05 5989420 11489936 4441808 27.13 277532 5093404 5262372 30.21 2485692 7221936 316 08:30:00 4263852 9787248 6143692 37.52 278132 5115632 6899364 39.60 2491788 8937332 200 08:40:05 4352376 9896112 6034740 36.86 278724 5135320 6823236 39.17 2495980 8844936 220 08:50:01 5870360 11435284 4496476 27.46 279492 5155728 5285720 30.34 2498456 7326352 128 09:00:01 9135776 14848464 1084816 6.63 283380 5293892 1837092 10.54 2523152 4034212 22652 Average: 4874020 10258332 5672536 34.65 271245 4986124 6547670 37.58 2408312 8412195 4366 07:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:01 lo 13.09 13.09 9.47 9.47 0.00 0.00 0.00 0.00 07:30:01 ens3 39.76 27.35 668.39 3.17 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:05 lo 17.56 17.56 8.72 8.72 0.00 0.00 0.00 0.00 07:40:05 ens3 0.94 0.73 0.20 0.16 0.00 0.00 0.00 0.00 07:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:05 lo 32.60 32.60 16.46 16.46 0.00 0.00 0.00 0.00 07:50:05 ens3 1.29 1.10 0.36 0.30 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 22.70 22.70 13.28 13.28 0.00 0.00 0.00 0.00 08:00:01 ens3 1.95 1.50 0.54 0.43 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 lo 19.78 19.78 8.98 8.98 0.00 0.00 0.00 0.00 08:10:05 ens3 1.20 0.81 0.35 0.27 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 18.35 18.35 9.18 9.18 0.00 0.00 0.00 0.00 08:20:05 ens3 0.74 0.61 0.18 0.14 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 27.44 27.44 11.21 11.21 0.00 0.00 0.00 0.00 08:30:00 ens3 0.66 0.44 0.11 0.09 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:05 lo 15.71 15.71 8.13 8.13 0.00 0.00 0.00 0.00 08:40:05 ens3 1.29 0.42 0.19 0.11 0.00 0.00 0.00 0.00 08:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 15.36 15.36 8.49 8.49 0.00 0.00 0.00 0.00 08:50:01 ens3 0.68 0.53 0.14 0.11 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 23.37 23.37 10.93 10.93 0.00 0.00 0.00 0.00 09:00:01 ens3 0.92 0.84 0.26 0.23 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.59 20.59 10.48 10.48 0.00 0.00 0.00 0.00 Average: ens3 4.92 3.42 66.68 0.50 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-33644) 07/07/26 _x86_64_ (4 CPU) 07:15:03 LINUX RESTART (4 CPU) 07:20:05 CPU %user %nice %system %iowait %steal %idle 07:30:01 all 51.07 0.00 2.82 0.34 0.13 45.65 07:30:01 0 51.02 0.00 3.00 0.42 0.13 45.42 07:30:01 1 53.01 0.00 2.79 0.46 0.13 43.61 07:30:01 2 50.36 0.00 2.86 0.28 0.13 46.37 07:30:01 3 49.88 0.00 2.62 0.18 0.13 47.18 07:40:05 all 27.91 0.00 1.27 0.04 0.11 70.66 07:40:05 0 28.02 0.00 1.21 0.04 0.11 70.62 07:40:05 1 28.00 0.00 1.40 0.06 0.11 70.44 07:40:05 2 27.72 0.00 1.24 0.05 0.11 70.88 07:40:05 3 27.91 0.00 1.24 0.02 0.11 70.72 07:50:05 all 27.78 0.00 1.12 0.05 0.11 70.94 07:50:05 0 27.58 0.00 1.12 0.03 0.11 71.16 07:50:05 1 27.52 0.00 1.08 0.01 0.11 71.28 07:50:05 2 28.22 0.00 1.08 0.10 0.11 70.49 07:50:05 3 27.78 0.00 1.22 0.06 0.11 70.83 08:00:01 all 45.51 0.00 1.45 0.08 0.12 52.84 08:00:01 0 45.47 0.00 1.29 0.03 0.12 53.09 08:00:01 1 44.57 0.00 1.56 0.08 0.12 53.67 08:00:01 2 47.05 0.00 1.50 0.09 0.12 51.24 08:00:01 3 44.94 0.00 1.47 0.12 0.12 53.36 08:10:05 all 24.02 0.00 0.78 0.04 0.08 75.08 08:10:05 0 24.06 0.00 0.72 0.03 0.07 75.11 08:10:05 1 24.63 0.00 0.72 0.01 0.09 74.55 08:10:05 2 24.16 0.00 0.95 0.06 0.09 74.74 08:10:05 3 23.22 0.00 0.73 0.06 0.08 75.91 08:20:05 all 10.81 0.00 0.49 0.02 0.07 88.61 08:20:05 0 10.54 0.00 0.39 0.02 0.07 88.98 08:20:05 1 11.37 0.00 0.60 0.01 0.08 87.95 08:20:05 2 10.54 0.00 0.46 0.04 0.08 88.88 08:20:05 3 10.77 0.00 0.49 0.03 0.07 88.64 08:30:00 all 11.07 0.00 0.51 0.30 0.08 88.05 08:30:00 0 10.83 0.00 0.48 0.11 0.08 88.51 08:30:00 1 10.91 0.00 0.58 0.01 0.08 88.42 08:30:00 2 11.54 0.00 0.51 1.05 0.08 86.83 08:30:00 3 11.02 0.00 0.46 0.02 0.08 88.42 08:40:05 all 10.37 0.00 0.48 0.06 0.08 89.00 08:40:05 0 10.40 0.00 0.37 0.03 0.08 89.13 08:40:05 1 10.02 0.00 0.48 0.08 0.09 89.32 08:40:05 2 10.49 0.00 0.58 0.11 0.08 88.74 08:40:05 3 10.59 0.00 0.49 0.04 0.09 88.80 08:50:01 all 8.00 0.00 0.35 0.02 0.08 91.54 08:50:01 0 8.06 0.00 0.41 0.03 0.07 91.44 08:50:01 1 7.90 0.00 0.31 0.02 0.08 91.70 08:50:01 2 7.89 0.00 0.37 0.03 0.08 91.63 08:50:01 3 8.17 0.00 0.33 0.02 0.08 91.40 09:00:01 all 15.62 0.00 0.63 0.03 0.08 83.63 09:00:01 0 14.94 0.00 0.56 0.01 0.07 84.42 09:00:01 1 16.37 0.00 0.73 0.02 0.08 82.80 09:00:01 2 15.97 0.00 0.73 0.07 0.08 83.14 09:00:01 3 15.20 0.00 0.51 0.03 0.07 84.18 Average: all 23.19 0.00 0.99 0.10 0.09 75.63 Average: 0 23.06 0.00 0.95 0.07 0.09 75.82 Average: 1 23.39 0.00 1.02 0.07 0.10 75.41 Average: 2 23.37 0.00 1.03 0.19 0.10 75.32 Average: 3 22.92 0.00 0.95 0.06 0.09 75.97