---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-40750 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 715 10370 4 4903 14931 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:a2:7d:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79431sec preferred_lft 79431sec inet6 fe80::f816:3eff:fea2:7d5d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:1e:47:80:0a:c6 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-40750) 03/25/26 _x86_64_ (4 CPU) 10:14:19 LINUX RESTART (4 CPU) 10:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:07 71.19 3.42 65.12 2.65 139.07 10784.47 2159.25 10:40:01 50.39 22.68 26.22 1.49 271.84 1645.50 1240.83 10:50:08 7.94 0.10 7.41 0.43 5.83 262.41 253.19 11:00:07 14.36 0.01 13.66 0.69 0.40 680.41 702.08 11:10:01 30.58 0.07 14.29 16.22 1.41 492.78 215108.23 11:20:08 5.53 0.04 5.28 0.21 1.84 145.30 108.92 11:30:28 4.80 0.01 4.59 0.20 1.02 141.29 111.64 11:40:01 14.99 12.54 2.43 0.02 145.52 53.32 0.21 11:50:29 5.39 0.00 5.22 0.17 0.50 151.90 515.92 12:00:28 13.05 0.08 12.44 0.53 5.89 692.20 410.39 12:10:01 8.86 1.72 6.53 0.62 66.29 454.26 399.57 Average: 20.54 3.62 14.82 2.10 57.10 1408.69 19903.07 10:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:07 158676 3609116 12321516 75.25 259464 3147664 13426988 77.07 2000396 13600680 156 10:40:01 3469812 7146488 8786304 53.66 271048 3366900 9503524 54.55 2187308 10098972 364 10:50:08 5033204 8734960 7201024 43.98 272224 3390852 8451832 48.51 2194980 8548512 72 11:00:07 10746076 14580156 1358504 8.30 277480 3513304 2096664 12.03 2243256 2813116 10868 11:10:01 7588532 11491408 4445564 27.15 280044 3579328 5207084 29.89 2253056 5948372 356 11:20:08 7408252 11329320 4607316 28.14 280720 3596860 5327608 30.58 2254868 6126460 124 11:30:28 6040076 9981580 5954264 36.37 281332 3616652 6712316 38.53 2256792 7480976 592 11:40:01 5789076 9788440 6146668 37.54 285648 3658180 6852940 39.34 2297740 7674784 308 11:50:29 5778968 9799652 6135600 37.47 286336 3678724 6830496 39.21 2301068 7687028 156 12:00:28 7221852 11398684 4537152 27.71 291120 3822844 5188924 29.78 2318648 6216040 204 12:10:01 10665248 15286376 651224 3.98 293544 4256444 1272984 7.31 2363048 2741292 329936 Average: 6354525 10286016 5649558 34.51 279905 3602523 6442851 36.98 2242833 7176021 31194 10:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:07 lo 17.82 17.82 14.55 14.55 0.00 0.00 0.00 0.00 10:30:07 ens3 2.40 1.51 0.64 0.47 0.00 0.00 0.00 0.00 10:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 46.27 46.27 20.75 20.75 0.00 0.00 0.00 0.00 10:40:01 ens3 1.90 1.83 0.42 0.37 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:08 lo 19.29 19.29 9.47 9.47 0.00 0.00 0.00 0.00 10:50:08 ens3 1.39 1.11 0.27 1.35 0.00 0.00 0.00 0.00 10:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 11.99 11.99 5.91 5.91 0.00 0.00 0.00 0.00 11:00:07 ens3 1.31 0.84 0.36 0.27 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 18.43 18.43 9.44 9.44 0.00 0.00 0.00 0.00 11:10:01 ens3 1.16 0.71 0.26 0.19 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:08 lo 20.74 20.74 8.83 8.83 0.00 0.00 0.00 0.00 11:20:08 ens3 1.17 0.64 0.23 0.15 0.00 0.00 0.00 0.00 11:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:28 lo 19.87 19.87 8.22 8.22 0.00 0.00 0.00 0.00 11:30:28 ens3 0.81 0.38 0.20 0.12 0.00 0.00 0.00 0.00 11:30:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 12.24 12.24 5.29 5.29 0.00 0.00 0.00 0.00 11:40:01 ens3 1.04 0.41 0.23 0.14 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:29 lo 13.42 13.42 8.49 8.49 0.00 0.00 0.00 0.00 11:50:29 ens3 1.24 0.51 0.27 0.16 0.00 0.00 0.00 0.00 11:50:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:28 lo 19.05 19.05 10.41 10.41 0.00 0.00 0.00 0.00 12:00:28 ens3 1.85 0.88 0.41 0.26 0.00 0.00 0.00 0.00 12:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 33.74 33.74 13.10 13.10 0.00 0.00 0.00 0.00 12:10:01 ens3 3.11 2.10 1.52 0.90 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.10 21.10 10.39 10.39 0.00 0.00 0.00 0.00 Average: ens3 1.57 0.99 0.43 0.40 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-40750) 03/25/26 _x86_64_ (4 CPU) 10:14:19 LINUX RESTART (4 CPU) 10:20:06 CPU %user %nice %system %iowait %steal %idle 10:30:07 all 46.99 0.00 1.82 0.20 0.13 50.85 10:30:07 0 48.46 0.00 1.84 0.20 0.13 49.37 10:30:07 1 45.27 0.00 1.96 0.19 0.13 52.45 10:30:07 2 47.03 0.00 1.83 0.31 0.13 50.69 10:30:07 3 47.22 0.00 1.66 0.11 0.13 50.89 10:40:01 all 53.25 0.00 2.00 0.16 0.16 44.44 10:40:01 0 52.43 0.00 1.93 0.08 0.15 45.41 10:40:01 1 52.77 0.00 2.10 0.09 0.16 44.88 10:40:01 2 53.78 0.00 1.87 0.05 0.15 44.15 10:40:01 3 54.01 0.00 2.10 0.40 0.16 43.33 10:50:08 all 19.19 0.00 0.85 0.03 0.10 79.84 10:50:08 0 18.51 0.00 0.80 0.02 0.10 80.57 10:50:08 1 19.22 0.00 0.82 0.03 0.10 79.83 10:50:08 2 19.71 0.00 0.83 0.00 0.10 79.37 10:50:08 3 19.31 0.00 0.95 0.07 0.09 79.58 11:00:07 all 22.49 0.00 0.90 0.04 0.09 76.48 11:00:07 0 22.13 0.00 1.03 0.03 0.09 76.72 11:00:07 1 23.42 0.00 0.84 0.04 0.09 75.62 11:00:07 2 21.97 0.00 0.90 0.04 0.09 77.00 11:00:07 3 22.44 0.00 0.81 0.08 0.09 76.59 11:10:01 all 28.87 0.00 0.96 0.06 0.10 70.01 11:10:01 0 28.64 0.00 0.93 0.12 0.10 70.21 11:10:01 1 28.41 0.00 0.91 0.02 0.10 70.56 11:10:01 2 29.39 0.00 0.96 0.05 0.11 69.49 11:10:01 3 29.05 0.00 1.04 0.05 0.09 69.77 11:20:08 all 9.42 0.00 0.51 0.02 0.07 89.98 11:20:08 0 9.47 0.00 0.55 0.04 0.07 89.87 11:20:08 1 9.63 0.00 0.51 0.01 0.07 89.78 11:20:08 2 8.93 0.00 0.52 0.03 0.07 90.45 11:20:08 3 9.66 0.00 0.46 0.00 0.06 89.82 11:30:28 all 9.55 0.00 0.51 0.02 0.07 89.85 11:30:28 0 9.34 0.00 0.59 0.01 0.07 89.98 11:30:28 1 9.82 0.00 0.48 0.01 0.07 89.63 11:30:28 2 10.11 0.00 0.52 0.03 0.08 89.26 11:30:28 3 8.93 0.00 0.46 0.02 0.06 90.53 11:40:01 all 2.33 0.08 0.32 0.10 0.07 97.11 11:40:01 0 2.54 0.00 0.26 0.10 0.07 97.03 11:40:01 1 2.35 0.26 0.46 0.23 0.09 96.61 11:40:01 2 2.39 0.05 0.33 0.03 0.08 97.13 11:40:01 3 2.04 0.00 0.22 0.02 0.06 97.65 11:50:29 all 9.62 0.00 0.43 0.04 0.08 89.83 11:50:29 0 9.54 0.00 0.41 0.02 0.08 89.95 11:50:29 1 9.90 0.00 0.43 0.11 0.08 89.47 11:50:29 2 10.06 0.00 0.48 0.00 0.08 89.37 11:50:29 3 8.97 0.00 0.42 0.03 0.08 90.50 12:00:28 all 19.75 0.00 0.72 0.04 0.09 79.41 12:00:28 0 20.31 0.00 0.70 0.04 0.09 78.87 12:00:28 1 19.96 0.00 0.68 0.06 0.08 79.21 12:00:28 2 19.82 0.00 0.76 0.02 0.09 79.31 12:00:28 3 18.91 0.00 0.72 0.05 0.08 80.24 12:10:01 all 11.50 0.00 0.53 0.05 0.08 87.83 12:10:01 0 12.19 0.00 0.58 0.04 0.07 87.12 12:10:01 1 11.75 0.00 0.50 0.13 0.08 87.54 12:10:01 2 10.92 0.00 0.49 0.04 0.08 88.48 12:10:01 3 11.16 0.00 0.55 0.02 0.07 88.20 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.15 0.01 0.87 0.07 0.09 77.82 Average: 0 21.20 0.00 0.87 0.06 0.09 77.77 Average: 1 21.10 0.02 0.88 0.08 0.09 77.82 Average: 2 21.25 0.00 0.86 0.05 0.10 77.73 Average: 3 21.03 0.00 0.85 0.08 0.09 77.95