---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8292 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 697 11327 3 3963 14949 Swap: 1023 20 1003 ---> 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:2b:4c:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78582sec preferred_lft 78582sec inet6 fe80::f816:3eff:fe2b:4cfc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:c9:dc:e6:6c:3d 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::54c9:dcff:fee6:6c3d/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-8292) 03/23/26 _x86_64_ (4 CPU) 07:12:26 LINUX RESTART (4 CPU) 07:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:13 107.24 23.62 80.13 3.50 314.63 12841.48 6025.19 07:40:12 27.74 10.11 16.69 0.94 191.05 519.03 660.93 07:50:00 9.28 3.30 5.73 0.25 68.05 198.73 1317.65 08:00:02 8.02 0.23 7.44 0.35 9.25 220.46 752.30 08:10:32 15.09 0.16 14.26 0.67 12.94 664.24 772.11 08:20:33 11.95 0.10 11.38 0.47 2.29 352.08 218.07 08:30:16 7.24 0.07 6.84 0.33 2.79 216.68 145.26 08:40:34 6.07 0.05 5.83 0.19 1.71 165.87 226.71 08:50:16 3.61 0.04 3.56 0.00 0.77 49.28 0.03 09:00:16 5.89 0.01 5.69 0.18 0.61 160.90 313.82 09:10:03 9.57 0.38 8.74 0.44 12.11 575.03 332.56 09:20:12 8.21 0.10 7.79 0.33 2.73 291.69 109.63 Average: 18.46 3.20 14.62 0.64 51.79 1369.50 913.08 07:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:13 163980 3672080 12257464 74.86 260468 3212332 13350132 76.63 1985584 13615700 288 07:40:12 4272396 7020280 8915872 54.45 257332 2518508 9677044 55.55 1966056 9579744 204 07:50:00 8324228 11089464 4849752 29.62 258128 2535068 5594336 32.11 1992108 5522284 256 08:00:02 6919772 9702320 6236324 38.09 259348 2551132 7010484 40.24 1999332 6937100 544 08:10:32 10761084 13673548 2267328 13.85 265068 2675328 3037220 17.43 2034204 3073816 48 08:20:33 8575820 11537892 4401824 26.88 267084 2722908 5229816 30.02 2038628 5252656 228 08:30:16 8427920 11420408 4519124 27.60 268080 2752328 5352512 30.72 2041348 5394700 220 08:40:34 7004100 10018596 5920116 36.16 268792 2773636 6724160 38.60 2043824 6803556 296 08:50:16 6872080 9887984 6050516 36.95 269128 2774708 6837428 39.25 2044412 6943124 240 09:00:16 6759500 9796912 6141736 37.51 269956 2795384 6834148 39.23 2048140 7046860 428 09:10:03 12145508 15331544 609608 3.72 274224 2939728 1358300 7.80 2064556 1658056 22632 09:20:12 7461784 10676864 5262244 32.14 275340 2967636 5976668 34.31 2077324 6321356 680 Average: 7307348 10318991 5619326 34.32 266079 2768225 6415187 36.82 2027960 6512413 2172 07:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:13 lo 19.32 19.32 16.51 16.51 0.00 0.00 0.00 0.00 07:30:13 ens3 39.15 27.97 635.29 2.99 0.00 0.00 0.00 0.00 07:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:12 lo 39.27 39.27 16.63 16.63 0.00 0.00 0.00 0.00 07:40:12 ens3 1.59 1.29 0.32 0.27 0.00 0.00 0.00 0.00 07:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:00 lo 18.59 18.59 7.06 7.06 0.00 0.00 0.00 0.00 07:50:00 ens3 2.30 1.74 0.44 1.25 0.00 0.00 0.00 0.00 07:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:02 lo 11.67 11.67 6.79 6.79 0.00 0.00 0.00 0.00 08:00:02 ens3 1.00 0.44 0.23 0.14 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:32 lo 7.27 7.27 3.83 3.83 0.00 0.00 0.00 0.00 08:10:32 ens3 0.91 0.79 0.22 0.18 0.00 0.00 0.00 0.00 08:10:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:33 lo 15.58 15.58 7.42 7.42 0.00 0.00 0.00 0.00 08:20:33 ens3 1.19 0.55 0.21 0.12 0.00 0.00 0.00 0.00 08:20:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:16 lo 17.20 17.20 8.84 8.84 0.00 0.00 0.00 0.00 08:30:16 ens3 1.13 0.63 0.23 0.16 0.00 0.00 0.00 0.00 08:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:34 lo 27.83 27.83 11.22 11.22 0.00 0.00 0.00 0.00 08:40:34 ens3 0.79 0.47 0.18 0.12 0.00 0.00 0.00 0.00 08:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:16 lo 9.69 9.69 3.84 3.84 0.00 0.00 0.00 0.00 08:50:16 ens3 0.69 0.31 0.16 0.10 0.00 0.00 0.00 0.00 08:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:16 lo 17.79 17.79 10.46 10.46 0.00 0.00 0.00 0.00 09:00:16 ens3 0.73 0.51 0.16 0.12 0.00 0.00 0.00 0.00 09:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:03 lo 11.62 11.62 6.91 6.91 0.00 0.00 0.00 0.00 09:10:03 ens3 0.85 0.67 0.22 0.17 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:12 lo 27.82 27.82 11.58 11.58 0.00 0.00 0.00 0.00 09:20:12 ens3 0.87 0.64 0.16 0.13 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.66 18.66 9.27 9.27 0.00 0.00 0.00 0.00 Average: ens3 4.30 3.03 53.82 0.48 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-8292) 03/23/26 _x86_64_ (4 CPU) 07:12:26 LINUX RESTART (4 CPU) 07:20:04 CPU %user %nice %system %iowait %steal %idle 07:30:13 all 54.96 0.00 2.16 0.36 0.10 42.42 07:30:13 0 56.82 0.00 2.08 0.14 0.10 40.86 07:30:13 1 53.87 0.00 2.15 0.72 0.10 43.16 07:30:13 2 54.19 0.00 2.26 0.21 0.11 43.24 07:30:13 3 54.98 0.00 2.14 0.36 0.10 42.42 07:40:12 all 35.35 0.00 1.42 0.07 0.11 63.05 07:40:12 0 35.41 0.00 1.43 0.05 0.11 63.00 07:40:12 1 35.15 0.00 1.48 0.10 0.11 63.16 07:40:12 2 36.12 0.00 1.38 0.05 0.11 62.33 07:40:12 3 34.73 0.00 1.36 0.08 0.11 63.72 07:50:00 all 10.36 0.00 0.61 0.04 0.07 88.93 07:50:00 0 10.33 0.00 0.53 0.05 0.06 89.03 07:50:00 1 10.41 0.00 0.70 0.03 0.07 88.79 07:50:00 2 10.16 0.00 0.62 0.02 0.07 89.13 07:50:00 3 10.54 0.00 0.58 0.05 0.07 88.77 08:00:02 all 16.34 0.00 0.62 0.02 0.07 82.95 08:00:02 0 15.60 0.00 0.69 0.02 0.07 83.62 08:00:02 1 16.38 0.00 0.52 0.04 0.07 82.99 08:00:02 2 17.21 0.00 0.61 0.01 0.07 82.11 08:00:02 3 16.17 0.00 0.66 0.02 0.07 83.08 08:10:32 all 20.74 0.00 0.77 0.05 0.07 78.36 08:10:32 0 20.55 0.00 0.77 0.03 0.06 78.59 08:10:32 1 21.68 0.00 0.77 0.06 0.08 77.41 08:10:32 2 19.77 0.00 0.78 0.07 0.08 79.30 08:10:32 3 20.98 0.00 0.76 0.05 0.07 78.15 08:20:33 all 19.76 0.00 0.73 0.09 0.08 79.34 08:20:33 0 19.63 0.00 0.73 0.04 0.07 79.53 08:20:33 1 19.19 0.00 0.72 0.19 0.08 79.81 08:20:33 2 20.35 0.00 0.73 0.10 0.08 78.75 08:20:33 3 19.88 0.00 0.75 0.02 0.08 79.28 08:30:16 all 14.93 0.00 0.69 0.02 0.08 84.27 08:30:16 0 14.23 0.00 0.70 0.02 0.08 84.98 08:30:16 1 15.19 0.00 0.74 0.01 0.08 83.97 08:30:16 2 15.07 0.00 0.68 0.04 0.09 84.13 08:30:16 3 15.25 0.00 0.65 0.03 0.08 84.00 08:40:34 all 11.52 0.00 0.60 0.03 0.08 87.77 08:40:34 0 11.46 0.00 0.52 0.00 0.08 87.94 08:40:34 1 11.17 0.00 0.67 0.04 0.08 88.04 08:40:34 2 11.92 0.00 0.63 0.04 0.08 87.33 08:40:34 3 11.54 0.00 0.58 0.04 0.08 87.75 08:50:16 all 2.10 0.00 0.33 0.05 0.07 97.44 08:50:16 0 1.97 0.00 0.27 0.02 0.06 97.67 08:50:16 1 2.29 0.00 0.42 0.11 0.07 97.11 08:50:16 2 2.08 0.00 0.37 0.02 0.07 97.46 08:50:16 3 2.07 0.00 0.27 0.06 0.07 97.53 09:00:16 all 10.98 0.00 0.59 0.03 0.07 88.33 09:00:16 0 10.97 0.00 0.49 0.02 0.07 88.45 09:00:16 1 11.03 0.00 0.64 0.07 0.08 88.18 09:00:16 2 10.98 0.00 0.69 0.02 0.08 88.23 09:00:16 3 10.91 0.00 0.55 0.02 0.07 88.45 09:10:03 all 14.75 0.00 0.71 0.04 0.07 84.43 09:10:03 0 14.71 0.00 0.72 0.05 0.06 84.46 09:10:03 1 14.15 0.00 0.67 0.06 0.06 85.06 09:10:03 2 14.31 0.00 0.67 0.03 0.08 84.92 09:10:03 3 15.82 0.00 0.77 0.04 0.07 83.30 09:10:03 CPU %user %nice %system %iowait %steal %idle 09:20:12 all 17.39 0.00 0.74 0.03 0.08 81.76 09:20:12 0 17.38 0.00 0.75 0.01 0.08 81.78 09:20:12 1 17.21 0.00 0.73 0.06 0.08 81.92 09:20:12 2 17.32 0.00 0.73 0.04 0.09 81.81 09:20:12 3 17.66 0.00 0.72 0.02 0.08 81.52 Average: all 19.18 0.00 0.83 0.07 0.08 79.83 Average: 0 19.18 0.00 0.81 0.04 0.08 79.90 Average: 1 19.06 0.00 0.85 0.13 0.08 79.88 Average: 2 19.20 0.00 0.85 0.05 0.08 79.81 Average: 3 19.29 0.00 0.82 0.07 0.08 79.74