---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8255 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 726 10746 4 4516 14920 Swap: 1023 1 1022 ---> 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:7b:65:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78969sec preferred_lft 78969sec inet6 fe80::f816:3eff:fe7b:65c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:a7:89:65:a5:66 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::98a7:89ff:fe65:a566/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8255) 03/23/26 _x86_64_ (4 CPU) 07:11:35 LINUX RESTART (4 CPU) 07:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:05 78.51 3.38 71.40 3.74 141.27 26302.58 10971.51 07:40:01 49.44 21.55 26.38 1.51 252.79 1674.64 771.35 07:50:05 10.66 0.17 9.91 0.58 10.07 379.19 551.84 08:00:05 5.95 0.02 5.66 0.26 1.05 409.68 289.15 08:10:01 18.27 0.02 17.44 0.81 0.66 561.83 338.88 08:20:40 21.75 0.08 6.58 15.09 2.14 197.41 197820.92 08:30:27 5.64 0.00 5.40 0.23 0.38 149.51 354.83 08:40:01 4.58 0.02 4.41 0.16 1.84 134.41 101.66 08:50:05 5.20 0.01 5.03 0.16 1.11 153.63 267.38 09:00:05 8.70 0.03 8.25 0.41 3.73 562.71 538.23 09:10:01 4.89 0.00 4.73 0.15 0.35 157.18 234.70 Average: 19.45 2.29 14.98 2.19 37.58 2775.52 20479.30 07:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:05 1036376 5367500 10557736 64.48 261232 3972032 11743460 67.41 2240836 12427624 2340 07:40:01 3815360 7128508 8803276 53.77 271520 3041084 9546456 54.80 2334440 9653292 476 07:50:05 5642228 8987048 6947860 42.43 272880 3071184 8433072 48.41 2357112 7823564 712 08:00:05 8697580 12129456 3806592 23.25 276640 3154488 4623912 26.54 2374864 4752988 272 08:10:01 9389316 12900876 3035756 18.54 279632 3231172 3782312 21.71 2399440 4045836 304 08:20:40 7806052 11350784 4584668 28.00 280876 3263108 5342340 30.66 2406584 5605928 48 08:30:27 7715676 11279068 4656380 28.44 281284 3281352 5355464 30.74 2407512 5698268 96 08:40:01 6331620 9913248 6021424 36.78 281792 3299080 6753204 38.76 2409740 7083504 388 08:50:05 6301692 9905356 6029216 36.82 282324 3320600 6773264 38.88 2413432 7109888 360 09:00:05 7528660 11259420 4676128 28.56 286596 3441572 5419888 31.11 2422216 5866296 372 09:10:01 7505768 11261408 4674064 28.55 287200 3465800 5237664 30.06 2430640 5866856 708 Average: 6524575 10134788 5799373 35.42 278361 3321952 6637367 38.10 2381529 6903095 552 07:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:05 lo 10.36 10.36 10.36 10.36 0.00 0.00 0.00 0.00 07:30:05 ens3 41.23 29.22 649.31 3.14 0.00 0.00 0.00 0.00 07:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 42.33 42.33 20.96 20.96 0.00 0.00 0.00 0.00 07:40:01 ens3 2.04 1.84 0.47 0.41 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:05 lo 27.39 27.39 12.12 12.12 0.00 0.00 0.00 0.00 07:50:05 ens3 2.04 1.14 0.45 1.41 0.00 0.00 0.00 0.00 07:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:05 lo 10.27 10.27 4.72 4.72 0.00 0.00 0.00 0.00 08:00:05 ens3 1.06 0.51 0.31 0.21 0.00 0.00 0.00 0.00 08:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 11.86 11.86 6.66 6.66 0.00 0.00 0.00 0.00 08:10:01 ens3 0.90 0.67 0.16 0.13 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:40 lo 19.60 19.60 9.32 9.32 0.00 0.00 0.00 0.00 08:20:40 ens3 1.24 0.63 0.22 0.14 0.00 0.00 0.00 0.00 08:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:27 lo 27.32 27.32 9.45 9.45 0.00 0.00 0.00 0.00 08:30:27 ens3 0.92 0.40 0.19 0.11 0.00 0.00 0.00 0.00 08:30:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 8.39 8.39 4.99 4.99 0.00 0.00 0.00 0.00 08:40:01 ens3 0.71 0.39 0.16 0.11 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:05 lo 19.41 19.41 10.67 10.67 0.00 0.00 0.00 0.00 08:50:05 ens3 0.95 0.58 0.22 0.15 0.00 0.00 0.00 0.00 08:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:05 lo 18.00 18.00 10.11 10.11 0.00 0.00 0.00 0.00 09:00:05 ens3 0.93 0.74 0.26 0.21 0.00 0.00 0.00 0.00 09:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 16.97 16.97 6.95 6.95 0.00 0.00 0.00 0.00 09:10:01 ens3 0.70 0.49 0.14 0.10 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 Average: lo 19.29 19.29 9.68 9.68 0.00 0.00 0.00 0.00 Average: ens3 4.78 3.32 58.93 0.56 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-8255) 03/23/26 _x86_64_ (4 CPU) 07:11:35 LINUX RESTART (4 CPU) 07:20:09 CPU %user %nice %system %iowait %steal %idle 07:30:05 all 49.97 0.00 2.19 5.48 0.13 42.24 07:30:05 0 48.18 0.00 2.06 5.05 0.12 44.59 07:30:05 1 50.66 0.00 2.35 4.16 0.12 42.70 07:30:05 2 52.03 0.00 2.04 7.42 0.13 38.37 07:30:05 3 49.01 0.00 2.30 5.28 0.13 43.28 07:40:01 all 51.45 0.00 1.95 0.22 0.14 46.25 07:40:01 0 51.95 0.00 1.86 0.32 0.13 45.73 07:40:01 1 51.76 0.00 1.99 0.23 0.14 45.88 07:40:01 2 51.16 0.00 1.95 0.18 0.14 46.57 07:40:01 3 50.90 0.00 2.00 0.16 0.14 46.80 07:50:05 all 24.26 0.00 1.05 0.06 0.09 74.55 07:50:05 0 24.21 0.00 1.05 0.05 0.09 74.60 07:50:05 1 24.76 0.00 1.14 0.01 0.09 74.00 07:50:05 2 24.50 0.00 1.06 0.11 0.09 74.23 07:50:05 3 23.57 0.00 0.92 0.05 0.09 75.36 08:00:05 all 7.85 0.00 0.35 0.04 0.06 91.70 08:00:05 0 7.59 0.00 0.27 0.01 0.06 92.08 08:00:05 1 8.21 0.00 0.46 0.01 0.06 91.27 08:00:05 2 8.40 0.00 0.33 0.07 0.06 91.15 08:00:05 3 7.19 0.00 0.36 0.09 0.06 92.31 08:10:01 all 28.36 0.00 0.90 0.06 0.08 70.60 08:10:01 0 28.13 0.00 0.96 0.03 0.08 70.80 08:10:01 1 30.00 0.00 0.83 0.06 0.08 69.03 08:10:01 2 28.08 0.00 0.89 0.11 0.08 70.84 08:10:01 3 27.23 0.00 0.91 0.03 0.08 71.75 08:20:40 all 13.46 0.00 0.51 0.07 0.07 85.89 08:20:40 0 12.89 0.00 0.55 0.11 0.07 86.38 08:20:40 1 13.79 0.00 0.55 0.05 0.07 85.54 08:20:40 2 13.49 0.00 0.47 0.09 0.08 85.87 08:20:40 3 13.68 0.00 0.47 0.02 0.06 85.76 08:30:27 all 8.96 0.00 0.49 0.06 0.06 90.43 08:30:27 0 9.05 0.00 0.38 0.07 0.06 90.44 08:30:27 1 9.14 0.00 0.52 0.03 0.07 90.23 08:30:27 2 8.77 0.00 0.54 0.08 0.06 90.55 08:30:27 3 8.90 0.00 0.49 0.04 0.05 90.52 08:40:01 all 9.47 0.00 0.43 0.06 0.06 89.98 08:40:01 0 8.95 0.00 0.40 0.01 0.06 90.58 08:40:01 1 10.14 0.00 0.47 0.19 0.07 89.13 08:40:01 2 9.63 0.00 0.48 0.01 0.07 89.81 08:40:01 3 9.14 0.00 0.37 0.02 0.05 90.41 08:50:05 all 10.16 0.00 0.39 0.03 0.06 89.36 08:50:05 0 9.74 0.00 0.37 0.05 0.06 89.78 08:50:05 1 10.57 0.00 0.42 0.02 0.06 88.93 08:50:05 2 10.26 0.00 0.45 0.03 0.07 89.20 08:50:05 3 10.06 0.00 0.32 0.01 0.06 89.55 09:00:05 all 13.93 0.00 0.51 0.05 0.07 85.44 09:00:05 0 13.98 0.00 0.54 0.13 0.07 85.28 09:00:05 1 14.21 0.00 0.51 0.00 0.07 85.20 09:00:05 2 13.46 0.00 0.57 0.05 0.07 85.85 09:00:05 3 14.06 0.00 0.43 0.02 0.07 85.41 09:10:01 all 8.39 0.00 0.37 0.02 0.06 91.16 09:10:01 0 8.63 0.00 0.38 0.01 0.06 90.92 09:10:01 1 8.57 0.00 0.42 0.03 0.06 90.92 09:10:01 2 7.87 0.00 0.34 0.02 0.06 91.71 09:10:01 3 8.48 0.00 0.35 0.02 0.05 91.11 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.55 0.00 0.83 0.56 0.08 77.99 Average: 0 20.28 0.00 0.80 0.53 0.08 78.31 Average: 1 21.05 0.00 0.88 0.43 0.08 77.56 Average: 2 20.68 0.00 0.83 0.74 0.08 77.67 Average: 3 20.19 0.00 0.81 0.52 0.08 78.41