---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-41912 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 727 10874 4 4386 14919 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:91:03:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79351sec preferred_lft 79351sec inet6 fe80::f816:3eff:fe91:379/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:d2:47:6d:ee:e0 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 ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-41912) 03/25/26 _x86_64_ (4 CPU) 10:24:22 LINUX RESTART (4 CPU) 10:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:04 112.24 24.97 83.06 4.21 404.06 25589.53 10887.40 10:50:10 37.74 1.67 19.56 16.51 38.21 507.64 209253.02 11:00:29 7.88 0.14 7.35 0.39 7.44 277.54 1397.65 11:10:40 13.34 0.03 12.85 0.47 0.50 611.03 938.44 11:20:27 16.16 0.04 15.38 0.74 2.04 515.88 276.20 11:30:12 5.85 0.01 5.59 0.24 0.75 151.19 80.09 11:40:12 5.69 0.02 5.45 0.22 1.95 159.28 49.34 11:50:11 6.50 0.01 6.29 0.19 0.59 176.29 66.36 12:00:02 3.13 0.00 3.13 0.00 0.00 48.99 0.01 12:10:41 11.90 0.04 11.34 0.52 3.81 659.14 321.36 12:20:34 5.31 0.03 5.11 0.18 0.78 175.39 315.31 Average: 20.46 2.43 15.87 2.16 41.46 2601.09 20435.16 10:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:04 1849940 5188292 10743036 65.61 268048 3045600 11726640 67.31 2168276 11758976 1844 10:50:10 2716084 5905544 10029156 61.25 270684 2912888 10818668 62.10 2221544 10863052 56 11:00:29 6577796 9791016 6146212 37.54 271744 2935588 6900896 39.61 2229800 7007176 52 11:10:40 10328724 13658408 2281036 13.93 276220 3047560 3030512 17.40 2276796 3221940 120 11:20:27 9327468 12731632 3207440 19.59 278524 3119752 4183124 24.01 2282692 4224540 740 11:30:12 8045152 11467312 4470688 27.31 279420 3136864 5251084 30.14 2284316 5490344 272 11:40:12 6606592 10049848 5887596 35.96 279996 3157372 6665588 38.26 2286688 6910400 100 11:50:11 6426024 9891924 6045240 36.92 280540 3179468 6752248 38.76 2290068 7106224 104 12:00:02 6210368 9677916 6259180 38.23 280940 3180720 6920988 39.73 2290464 7305504 304 12:10:41 7646820 11267312 4670664 28.53 285496 3324476 5251692 30.14 2307120 5866620 220 12:20:34 6880560 10528968 5408352 33.03 286084 3351720 5981056 34.33 2318020 6606284 256 Average: 6601412 10014379 5922600 36.17 277972 3126546 6680227 38.34 2268708 6941915 370 10:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:04 lo 16.85 16.85 15.16 15.16 0.00 0.00 0.00 0.00 10:40:04 ens3 41.02 30.60 649.91 3.30 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:10 lo 46.15 46.15 20.48 20.48 0.00 0.00 0.00 0.00 10:50:10 ens3 2.30 1.85 0.47 0.38 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:29 lo 19.01 19.01 8.57 8.57 0.00 0.00 0.00 0.00 11:00:29 ens3 1.15 0.79 0.24 1.22 0.00 0.00 0.00 0.00 11:00:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:40 lo 11.87 11.87 5.89 5.89 0.00 0.00 0.00 0.00 11:10:40 ens3 1.21 0.91 0.32 0.24 0.00 0.00 0.00 0.00 11:10:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:27 lo 17.26 17.26 8.09 8.09 0.00 0.00 0.00 0.00 11:20:27 ens3 1.33 0.71 0.26 0.17 0.00 0.00 0.00 0.00 11:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:12 lo 18.80 18.80 9.44 9.44 0.00 0.00 0.00 0.00 11:30:12 ens3 1.12 0.62 0.27 0.18 0.00 0.00 0.00 0.00 11:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:12 lo 21.68 21.68 8.55 8.55 0.00 0.00 0.00 0.00 11:40:12 ens3 0.95 0.34 0.20 0.11 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:11 lo 21.03 21.03 10.51 10.51 0.00 0.00 0.00 0.00 11:50:11 ens3 1.39 0.67 0.30 0.19 0.00 0.00 0.00 0.00 11:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 11.78 11.78 6.42 6.42 0.00 0.00 0.00 0.00 12:00:02 ens3 1.39 0.49 0.26 0.14 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:41 lo 18.23 18.23 9.87 9.87 0.00 0.00 0.00 0.00 12:10:41 ens3 1.75 0.97 0.47 0.32 0.00 0.00 0.00 0.00 12:10:41 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:34 lo 28.43 28.43 10.90 10.90 0.00 0.00 0.00 0.00 12:20:34 ens3 0.86 0.47 0.20 0.13 0.00 0.00 0.00 0.00 12:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.01 21.01 10.35 10.35 0.00 0.00 0.00 0.00 Average: ens3 4.91 3.46 58.67 0.58 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-41912) 03/25/26 _x86_64_ (4 CPU) 10:24:22 LINUX RESTART (4 CPU) 10:30:09 CPU %user %nice %system %iowait %steal %idle 10:40:04 all 54.23 0.00 2.31 1.76 0.11 41.58 10:40:04 0 53.31 0.00 2.18 2.38 0.11 42.03 10:40:04 1 54.28 0.00 2.18 1.03 0.11 42.40 10:40:04 2 54.49 0.00 2.44 1.65 0.11 41.31 10:40:04 3 54.85 0.00 2.45 1.99 0.11 40.60 10:50:10 all 44.75 0.00 1.68 0.31 0.11 53.15 10:50:10 0 44.11 0.00 1.68 0.08 0.11 54.01 10:50:10 1 44.84 0.00 1.70 0.22 0.11 53.13 10:50:10 2 45.03 0.00 1.69 0.22 0.12 52.95 10:50:10 3 45.03 0.00 1.64 0.73 0.11 52.49 11:00:29 all 17.50 0.00 0.77 0.34 0.09 81.31 11:00:29 0 17.75 0.00 0.84 0.31 0.08 81.02 11:00:29 1 16.93 0.00 0.73 0.19 0.09 82.05 11:00:29 2 17.72 0.00 0.77 0.39 0.09 81.03 11:00:29 3 17.60 0.00 0.73 0.45 0.09 81.13 11:10:40 all 19.57 0.00 0.78 0.38 0.07 79.20 11:10:40 0 18.88 0.00 0.74 0.09 0.06 80.22 11:10:40 1 19.15 0.00 0.81 0.46 0.07 79.51 11:10:40 2 19.54 0.00 0.76 0.07 0.07 79.55 11:10:40 3 20.71 0.00 0.79 0.90 0.08 77.52 11:20:27 all 27.21 0.00 0.95 0.07 0.09 71.68 11:20:27 0 26.89 0.00 0.88 0.18 0.08 71.96 11:20:27 1 27.95 0.00 1.02 0.04 0.09 70.90 11:20:27 2 26.91 0.00 1.01 0.03 0.09 71.96 11:20:27 3 27.10 0.00 0.88 0.03 0.08 71.91 11:30:12 all 11.11 0.00 0.52 0.03 0.06 88.28 11:30:12 0 11.36 0.00 0.49 0.02 0.06 88.06 11:30:12 1 11.04 0.00 0.57 0.04 0.06 88.29 11:30:12 2 11.29 0.00 0.55 0.03 0.06 88.07 11:30:12 3 10.74 0.00 0.48 0.02 0.06 88.70 11:40:12 all 9.56 0.00 0.43 0.02 0.06 89.92 11:40:12 0 9.42 0.00 0.34 0.02 0.06 90.15 11:40:12 1 9.42 0.00 0.50 0.01 0.06 90.01 11:40:12 2 9.89 0.00 0.47 0.04 0.07 89.54 11:40:12 3 9.54 0.00 0.40 0.01 0.06 90.00 11:50:11 all 12.02 0.00 0.50 0.26 0.16 87.06 11:50:11 0 12.03 0.00 0.54 0.03 0.29 87.11 11:50:11 1 12.30 0.00 0.56 0.66 0.21 86.27 11:50:11 2 11.79 0.00 0.48 0.34 0.09 87.29 11:50:11 3 11.96 0.00 0.40 0.01 0.07 87.56 12:00:02 all 2.50 0.00 0.34 0.01 0.07 97.08 12:00:02 0 2.18 0.00 0.29 0.02 0.06 97.45 12:00:02 1 2.44 0.00 0.40 0.01 0.07 97.08 12:00:02 2 2.41 0.00 0.37 0.02 0.07 97.12 12:00:02 3 2.95 0.00 0.30 0.01 0.06 96.67 12:10:41 all 20.44 0.00 0.77 0.04 0.08 78.67 12:10:41 0 20.75 0.00 0.81 0.02 0.08 78.34 12:10:41 1 19.96 0.00 0.74 0.08 0.08 79.15 12:10:41 2 19.50 0.00 0.81 0.05 0.08 79.56 12:10:41 3 21.55 0.00 0.72 0.03 0.07 77.63 12:20:34 all 10.57 0.00 0.56 0.02 0.07 88.78 12:20:34 0 10.52 0.00 0.56 0.04 0.06 88.82 12:20:34 1 10.29 0.00 0.61 0.02 0.07 89.01 12:20:34 2 10.41 0.00 0.52 0.01 0.08 88.97 12:20:34 3 11.05 0.00 0.57 0.01 0.07 88.31 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.88 0.00 0.87 0.29 0.09 77.86 Average: 0 20.68 0.00 0.85 0.29 0.10 78.08 Average: 1 20.80 0.00 0.89 0.25 0.09 77.97 Average: 2 20.84 0.00 0.90 0.26 0.08 77.92 Average: 3 21.21 0.00 0.85 0.38 0.08 77.48