---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34551 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 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 707 11136 4 4145 14939 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:f5:dc:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79434sec preferred_lft 79434sec inet6 fe80::f816:3eff:fef5:dc7d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:ae:d4:c8:f0:d3 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::78ae:d4ff:fec8:f0d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-34551) 03/25/26 _x86_64_ (4 CPU) 07:44:33 LINUX RESTART (4 CPU) 07:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:13 91.71 22.52 65.99 3.20 353.18 12530.81 6236.07 08:10:00 21.06 1.58 18.43 1.04 19.46 490.05 632.29 08:20:13 7.09 0.10 6.65 0.34 4.20 219.04 410.45 08:30:13 10.66 0.02 10.13 0.51 0.51 604.85 338.55 08:40:00 17.34 0.02 16.60 0.73 0.59 523.94 490.29 08:50:13 5.12 0.01 4.96 0.15 0.37 131.07 44.12 09:00:13 20.35 0.07 5.08 15.21 1.25 132.25 208955.91 09:10:01 4.37 0.01 4.25 0.11 1.08 140.59 86.76 09:20:13 6.28 0.00 6.03 0.25 0.30 170.81 112.16 09:30:13 5.09 0.01 4.93 0.16 0.43 157.07 62.11 09:40:01 12.29 1.66 9.95 0.69 68.25 639.42 763.50 Average: 18.37 2.39 13.95 2.04 41.22 1446.39 19847.55 07:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:13 166572 3535220 12395304 75.71 270220 3082048 13372836 76.76 2131232 13484680 484 08:10:00 3163252 6522136 9411580 57.48 272860 3070924 10489244 60.21 2187752 10433204 596 08:20:13 8890504 12271344 3666632 22.39 273788 3091964 5355720 30.74 2194468 4739416 7016 08:30:13 8776552 12264804 3672600 22.43 278276 3194824 4923276 28.26 2231968 4815268 344 08:40:00 7934896 11494432 4442856 27.14 280832 3263548 5263568 30.21 2237824 5645528 68 08:50:13 7761080 11335532 4601508 28.10 281272 3278024 5357036 30.75 2238824 5817952 72 09:00:13 7845184 11439816 4497292 27.47 281952 3297528 5239128 30.07 2244804 5706444 268 09:10:01 8628460 12243764 3693960 22.56 282376 3317788 4933532 28.32 2246752 4943272 436 09:20:13 6321620 9958652 5977524 36.51 283304 3338588 6747200 38.73 2250436 7233556 256 09:30:13 7829668 11489740 4447260 27.16 284160 3360788 5253076 30.15 2252812 5736284 464 09:40:01 11501220 15345088 593876 3.63 289772 3525692 1258388 7.22 2304796 1996852 28740 Average: 7165364 10718230 5218217 31.87 279892 3256520 6199364 35.58 2229243 6413860 3522 07:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:13 lo 19.44 19.44 16.50 16.50 0.00 0.00 0.00 0.00 08:00:13 ens3 23.84 16.07 340.15 1.81 0.00 0.00 0.00 0.00 08:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:00 lo 43.43 43.43 18.08 18.08 0.00 0.00 0.00 0.00 08:10:00 ens3 1.88 1.64 0.38 1.03 0.00 0.00 0.00 0.00 08:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:13 lo 17.00 17.00 7.52 7.52 0.00 0.00 0.00 0.00 08:20:13 ens3 0.95 0.63 0.19 0.42 0.00 0.00 0.00 0.00 08:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:13 lo 12.41 12.41 6.48 6.48 0.00 0.00 0.00 0.00 08:30:13 ens3 0.90 0.70 0.25 0.19 0.00 0.00 0.00 0.00 08:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:00 lo 15.19 15.19 8.30 8.30 0.00 0.00 0.00 0.00 08:40:00 ens3 1.00 0.76 0.21 0.17 0.00 0.00 0.00 0.00 08:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:13 lo 14.05 14.05 6.82 6.82 0.00 0.00 0.00 0.00 08:50:13 ens3 1.01 0.47 0.24 0.15 0.00 0.00 0.00 0.00 08:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:13 lo 7.91 7.91 3.35 3.35 0.00 0.00 0.00 0.00 09:00:13 ens3 0.86 0.39 0.25 0.17 0.00 0.00 0.00 0.00 09:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 21.86 21.86 7.07 7.07 0.00 0.00 0.00 0.00 09:10:01 ens3 0.64 0.30 0.14 0.09 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:13 lo 21.23 21.23 11.78 11.78 0.00 0.00 0.00 0.00 09:20:13 ens3 1.80 0.80 0.48 0.30 0.00 0.00 0.00 0.00 09:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:13 lo 16.42 16.42 9.26 9.26 0.00 0.00 0.00 0.00 09:30:13 ens3 1.33 0.61 0.28 0.17 0.00 0.00 0.00 0.00 09:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 13.47 13.47 7.33 7.33 0.00 0.00 0.00 0.00 09:40:01 ens3 3.19 1.96 1.62 0.94 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.36 18.36 9.32 9.32 0.00 0.00 0.00 0.00 Average: ens3 3.43 2.23 31.77 0.49 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-34551) 03/25/26 _x86_64_ (4 CPU) 07:44:33 LINUX RESTART (4 CPU) 07:50:04 CPU %user %nice %system %iowait %steal %idle 08:00:13 all 55.23 0.00 2.22 0.17 0.12 42.26 08:00:13 0 54.17 0.00 2.00 0.21 0.12 43.51 08:00:13 1 54.78 0.00 2.45 0.26 0.12 42.39 08:00:13 2 54.72 0.00 2.19 0.08 0.12 42.89 08:00:13 3 57.27 0.00 2.23 0.15 0.12 40.23 08:10:00 all 46.26 0.00 1.93 0.07 0.13 51.61 08:10:00 0 45.25 0.00 1.82 0.13 0.12 52.67 08:10:00 1 46.67 0.00 1.97 0.08 0.13 51.15 08:10:00 2 46.87 0.00 1.85 0.03 0.13 51.13 08:10:00 3 46.25 0.00 2.07 0.04 0.13 51.51 08:20:13 all 14.21 0.00 0.77 0.02 0.08 84.92 08:20:13 0 14.63 0.00 0.72 0.02 0.08 84.56 08:20:13 1 14.74 0.00 0.84 0.02 0.08 84.31 08:20:13 2 13.90 0.00 0.77 0.01 0.08 85.24 08:20:13 3 13.57 0.00 0.73 0.03 0.07 85.59 08:30:13 all 19.54 0.00 0.81 0.03 0.08 79.54 08:30:13 0 18.60 0.00 0.64 0.01 0.08 80.67 08:30:13 1 19.66 0.00 0.84 0.04 0.08 79.38 08:30:13 2 20.05 0.00 0.95 0.07 0.08 78.84 08:30:13 3 19.83 0.00 0.79 0.01 0.09 79.28 08:40:00 all 26.63 0.00 0.90 0.05 0.09 72.33 08:40:00 0 27.30 0.00 0.76 0.05 0.09 71.80 08:40:00 1 26.48 0.00 0.99 0.05 0.10 72.38 08:40:00 2 26.00 0.00 0.97 0.05 0.09 72.89 08:40:00 3 26.75 0.00 0.88 0.04 0.09 72.24 08:50:13 all 8.06 0.00 0.43 0.02 0.07 91.42 08:50:13 0 7.95 0.00 0.33 0.01 0.06 91.66 08:50:13 1 8.24 0.00 0.53 0.01 0.08 91.15 08:50:13 2 7.75 0.00 0.42 0.03 0.08 91.72 08:50:13 3 8.30 0.00 0.43 0.02 0.07 91.17 09:00:13 all 6.76 0.00 0.41 0.03 0.07 92.72 09:00:13 0 7.10 0.00 0.41 0.08 0.06 92.34 09:00:13 1 7.04 0.00 0.43 0.01 0.09 92.44 09:00:13 2 6.57 0.00 0.43 0.02 0.07 92.91 09:00:13 3 6.34 0.00 0.38 0.03 0.07 93.18 09:10:01 all 6.74 0.00 0.36 0.02 0.07 92.80 09:10:01 0 6.87 0.00 0.37 0.01 0.06 92.68 09:10:01 1 6.78 0.00 0.36 0.03 0.08 92.76 09:10:01 2 6.59 0.00 0.39 0.01 0.07 92.94 09:10:01 3 6.73 0.00 0.33 0.04 0.07 92.83 09:20:13 all 13.36 0.00 0.53 0.02 0.08 86.01 09:20:13 0 13.43 0.00 0.50 0.00 0.08 85.98 09:20:13 1 13.63 0.00 0.61 0.03 0.08 85.65 09:20:13 2 13.82 0.00 0.54 0.04 0.09 85.52 09:20:13 3 12.54 0.00 0.48 0.01 0.08 86.89 09:30:13 all 8.08 0.00 0.35 0.02 0.08 91.47 09:30:13 0 7.94 0.00 0.32 0.04 0.08 91.62 09:30:13 1 8.19 0.00 0.30 0.00 0.08 91.42 09:30:13 2 8.02 0.00 0.36 0.02 0.08 91.52 09:30:13 3 8.18 0.00 0.43 0.01 0.08 91.30 09:40:01 all 14.61 0.00 0.64 0.07 0.08 84.61 09:40:01 0 14.95 0.00 0.73 0.13 0.09 84.10 09:40:01 1 14.42 0.00 0.69 0.03 0.09 84.78 09:40:01 2 14.20 0.00 0.55 0.07 0.08 85.09 09:40:01 3 14.85 0.00 0.58 0.04 0.08 84.46 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.91 0.00 0.85 0.05 0.09 79.10 Average: 0 19.79 0.00 0.78 0.06 0.08 79.28 Average: 1 20.02 0.00 0.91 0.05 0.09 78.93 Average: 2 19.82 0.00 0.86 0.04 0.09 79.19 Average: 3 20.02 0.00 0.85 0.04 0.09 79.01