---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4911 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 702 10843 3 4442 14943 Swap: 1023 13 1010 ---> 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:9c:ae:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78711sec preferred_lft 78711sec inet6 fe80::f816:3eff:fe9c:ae44/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:6a:59:83:8d: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 inet6 fe80::946a:59ff:fe83:8de0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-4911) 03/18/26 _x86_64_ (4 CPU) 11:24:21 LINUX RESTART (4 CPU) 11:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:10 91.19 3.44 84.10 3.65 139.90 30754.32 10688.56 11:50:11 50.98 21.12 28.30 1.56 236.35 1789.55 1535.90 12:00:11 7.76 0.12 7.23 0.41 7.07 258.35 466.54 12:10:11 6.37 0.10 6.11 0.17 3.80 146.89 418.91 12:20:11 13.64 0.06 13.03 0.55 2.43 619.01 382.41 12:30:04 13.55 0.01 12.95 0.59 0.63 427.92 669.09 12:40:11 19.73 0.11 4.25 15.37 1.61 125.78 207467.76 12:50:01 4.47 0.01 4.30 0.16 1.11 142.36 495.23 13:00:11 5.34 0.00 5.16 0.17 0.30 152.82 199.01 13:10:11 8.77 0.03 8.42 0.32 3.65 551.69 290.48 13:20:01 5.33 0.01 5.21 0.12 0.58 163.68 47.78 13:30:11 4.82 0.02 4.63 0.17 0.79 160.83 49.55 Average: 19.35 2.09 15.31 1.95 33.23 2946.21 18765.96 11:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:10 2440124 6268384 9659676 59.00 259084 3501856 10972336 62.98 2097212 11196396 1572 11:50:11 3112360 6365236 9567008 58.43 267208 2969584 10844324 62.25 2145812 10526724 216 12:00:11 7000796 10278500 5656544 34.55 268448 2992968 6716808 38.55 2153808 6653656 500 12:10:11 11307224 14671316 1266284 7.73 271684 3076056 2124876 12.20 2171524 2342560 81616 12:20:11 10225884 13634384 2302588 14.06 274112 3118160 3071596 17.63 2194780 3403764 40 12:30:04 7999980 11469652 4466160 27.28 275928 3177520 5220176 29.96 2198848 5612508 456 12:40:11 7891132 11384272 4551392 27.80 278336 3198580 5266596 30.23 2206376 5708112 320 12:50:01 6494200 10007556 5927292 36.20 278908 3218220 6742004 38.70 2208444 7102752 720 13:00:11 6262936 9796724 6138040 37.49 279516 3238052 6848284 39.31 2211608 7320316 208 13:10:11 7829392 11491476 4444232 27.14 283396 3356996 5224636 29.99 2219876 5756020 96 13:20:01 7573600 11259856 4675740 28.56 283916 3380572 5280052 30.31 2228236 6006716 40 13:30:11 6829888 10542420 5392808 32.94 284404 3406244 6017096 34.54 2239968 6716396 108 Average: 7080626 10597481 5337314 32.60 275412 3219567 6194065 35.55 2189708 6528827 7158 11:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:10 lo 11.46 11.46 11.45 11.45 0.00 0.00 0.00 0.00 11:40:10 ens3 56.82 42.03 922.30 4.83 0.00 0.00 0.00 0.00 11:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:11 lo 46.56 46.56 21.87 21.87 0.00 0.00 0.00 0.00 11:50:11 ens3 2.21 1.82 0.51 0.43 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 12:00:11 lo 21.84 21.84 9.95 9.95 0.00 0.00 0.00 0.00 12:00:11 ens3 1.55 0.68 0.34 0.21 0.00 0.00 0.00 0.00 12:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:11 lo 9.27 9.27 3.93 3.93 0.00 0.00 0.00 0.00 12:10:11 ens3 1.01 1.02 0.21 1.33 0.00 0.00 0.00 0.00 12:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:11 lo 7.50 7.50 3.90 3.90 0.00 0.00 0.00 0.00 12:20:11 ens3 1.29 0.76 0.38 0.27 0.00 0.00 0.00 0.00 12:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:04 lo 19.80 19.80 10.48 10.48 0.00 0.00 0.00 0.00 12:30:04 ens3 0.96 0.84 0.20 0.17 0.00 0.00 0.00 0.00 12:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:11 lo 22.15 22.15 8.70 8.70 0.00 0.00 0.00 0.00 12:40:11 ens3 0.90 0.63 0.21 0.16 0.00 0.00 0.00 0.00 12:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 26.17 26.17 11.45 11.45 0.00 0.00 0.00 0.00 12:50:01 ens3 2.28 0.75 0.60 0.35 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:11 lo 16.31 16.31 9.92 9.92 0.00 0.00 0.00 0.00 13:00:11 ens3 1.91 0.73 0.54 0.35 0.00 0.00 0.00 0.00 13:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:11 lo 12.86 12.86 7.53 7.53 0.00 0.00 0.00 0.00 13:10:11 ens3 0.87 0.64 0.21 0.17 0.00 0.00 0.00 0.00 13:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 15.14 15.14 6.28 6.28 0.00 0.00 0.00 0.00 13:20:01 ens3 0.67 0.47 0.16 0.12 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:11 lo 23.44 23.44 8.99 8.99 0.00 0.00 0.00 0.00 13:30:11 ens3 1.13 0.55 0.36 0.24 0.00 0.00 0.00 0.00 13:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.38 19.38 9.54 9.54 0.00 0.00 0.00 0.00 Average: ens3 5.98 4.25 77.33 0.72 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-4911) 03/18/26 _x86_64_ (4 CPU) 11:24:21 LINUX RESTART (4 CPU) 11:30:09 CPU %user %nice %system %iowait %steal %idle 11:40:10 all 53.22 0.00 2.44 2.22 0.12 41.99 11:40:10 0 55.43 0.00 2.36 1.37 0.13 40.71 11:40:10 1 52.99 0.00 2.42 2.12 0.12 42.35 11:40:10 2 52.08 0.00 2.59 3.25 0.13 41.95 11:40:10 3 52.40 0.00 2.37 2.16 0.12 42.95 11:50:11 all 55.21 0.00 2.23 0.22 0.15 42.19 11:50:11 0 55.37 0.00 2.05 0.40 0.15 42.03 11:50:11 1 54.86 0.00 2.46 0.17 0.15 42.36 11:50:11 2 54.48 0.00 2.17 0.19 0.16 43.01 11:50:11 3 56.13 0.00 2.24 0.11 0.15 41.37 12:00:11 all 17.03 0.00 0.97 0.05 0.10 81.85 12:00:11 0 17.66 0.00 0.98 0.09 0.10 81.18 12:00:11 1 17.01 0.00 0.96 0.04 0.11 81.89 12:00:11 2 16.91 0.00 1.05 0.03 0.10 81.92 12:00:11 3 16.55 0.00 0.88 0.06 0.10 82.42 12:10:11 all 5.69 0.00 0.45 0.23 0.09 93.54 12:10:11 0 5.17 0.00 0.34 0.04 0.08 94.38 12:10:11 1 5.60 0.00 0.51 0.05 0.10 93.75 12:10:11 2 5.70 0.00 0.48 0.66 0.09 93.07 12:10:11 3 6.29 0.00 0.48 0.17 0.09 92.97 12:20:11 all 19.16 0.00 0.68 0.08 0.10 79.97 12:20:11 0 18.31 0.00 0.60 0.06 0.09 80.94 12:20:11 1 19.43 0.00 0.76 0.06 0.10 79.65 12:20:11 2 19.25 0.00 0.73 0.18 0.10 79.73 12:20:11 3 19.66 0.00 0.64 0.04 0.09 79.57 12:30:04 all 25.51 0.00 0.84 2.99 0.11 70.55 12:30:04 0 25.61 0.00 0.83 2.83 0.11 70.62 12:30:04 1 25.23 0.00 0.79 3.57 0.11 70.30 12:30:04 2 24.87 0.00 0.89 2.81 0.12 71.31 12:30:04 3 26.34 0.00 0.85 2.73 0.10 69.98 12:40:11 all 8.56 0.00 0.48 1.26 0.07 89.63 12:40:11 0 8.82 0.00 0.48 1.71 0.07 88.92 12:40:11 1 8.04 0.00 0.45 1.15 0.07 90.28 12:40:11 2 8.89 0.00 0.56 1.52 0.07 88.97 12:40:11 3 8.50 0.00 0.43 0.65 0.07 90.35 12:50:01 all 10.65 0.00 0.47 0.15 0.08 88.64 12:50:01 0 10.60 0.00 0.53 0.28 0.08 88.50 12:50:01 1 10.86 0.00 0.45 0.28 0.08 88.33 12:50:01 2 10.00 0.00 0.53 0.02 0.08 89.38 12:50:01 3 11.16 0.00 0.36 0.03 0.08 88.37 13:00:11 all 10.20 0.00 0.51 0.09 0.08 89.12 13:00:11 0 10.34 0.00 0.45 0.16 0.07 88.98 13:00:11 1 10.07 0.00 0.55 0.10 0.08 89.19 13:00:11 2 10.24 0.00 0.58 0.06 0.08 89.04 13:00:11 3 10.14 0.00 0.46 0.06 0.07 89.27 13:10:11 all 13.73 0.00 0.65 0.10 0.08 85.43 13:10:11 0 13.26 0.00 0.66 0.06 0.09 85.94 13:10:11 1 13.59 0.00 0.69 0.28 0.08 85.35 13:10:11 2 15.08 0.00 0.72 0.03 0.09 84.08 13:10:11 3 12.99 0.00 0.53 0.05 0.08 86.35 13:20:01 all 9.14 0.00 0.48 0.18 0.08 90.12 13:20:01 0 8.84 0.00 0.47 0.11 0.08 90.50 13:20:01 1 8.81 0.00 0.44 0.18 0.09 90.48 13:20:01 2 9.34 0.00 0.52 0.12 0.09 89.94 13:20:01 3 9.59 0.00 0.48 0.30 0.07 89.56 13:20:01 CPU %user %nice %system %iowait %steal %idle 13:30:11 all 10.39 0.00 0.45 0.05 0.08 89.03 13:30:11 0 10.22 0.00 0.41 0.06 0.07 89.24 13:30:11 1 10.60 0.00 0.51 0.03 0.09 88.77 13:30:11 2 10.11 0.00 0.48 0.07 0.09 89.25 13:30:11 3 10.63 0.00 0.42 0.02 0.08 88.85 Average: all 19.88 0.00 0.89 0.63 0.10 78.51 Average: 0 19.97 0.00 0.85 0.60 0.09 78.49 Average: 1 19.76 0.00 0.92 0.67 0.10 78.56 Average: 2 19.75 0.00 0.94 0.74 0.10 78.47 Average: 3 20.03 0.00 0.84 0.53 0.09 78.51