---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-463514 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 698 10851 4 4439 14948 Swap: 1023 23 1000 ---> 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:23:3f:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79871sec preferred_lft 79871sec inet6 fe80::f816:3eff:fe23:3f0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:bb:c0:fe:33:9f 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::7cbb:c0ff:fefe:339f/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-463514) 03/13/26 _x86_64_ (4 CPU) 15:55:10 LINUX RESTART (4 CPU) 16:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:00 81.92 3.37 75.22 3.33 134.40 28078.58 10432.22 16:20:02 64.24 33.49 28.87 1.87 390.75 1848.84 994.52 16:30:01 8.08 0.24 7.44 0.40 8.55 268.81 295.60 16:40:02 15.54 0.09 14.83 0.63 3.10 718.24 289.37 16:50:02 15.19 0.03 14.61 0.55 0.89 463.25 279.10 17:00:03 5.23 0.03 5.04 0.15 0.43 141.65 75.72 17:10:13 4.90 0.12 4.62 0.17 2.36 144.56 159.65 17:20:13 21.44 0.07 5.97 15.39 1.61 171.62 211395.94 17:30:13 11.24 0.06 10.81 0.37 4.83 580.51 142.47 17:40:13 8.70 0.07 8.33 0.30 1.71 308.35 366.04 Average: 23.62 3.76 17.55 2.31 54.83 3266.19 22397.29 16:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:00 2385952 6309560 9619996 58.76 258732 3586404 11099604 63.71 2075344 11254688 1536 16:20:02 4116712 7314276 8621816 52.66 273180 2930436 9488400 54.46 1959416 9739504 316 16:30:01 6525804 9751392 6186312 37.78 274408 2957252 7027188 40.34 1968976 7330128 1156 16:40:02 10190980 13553820 2387044 14.58 279640 3085872 3135532 18.00 2009456 3633120 620 16:50:02 8014852 11446016 4493628 27.45 281368 3152364 5305184 30.45 2013564 5799656 276 17:00:03 8054468 11504208 4435328 27.09 281884 3170412 5227952 30.01 2014876 5745644 540 17:10:13 6524344 9995288 5943396 36.30 282284 3191192 6779020 38.91 2017100 7285064 256 17:20:13 6567964 10066600 5871872 35.86 283128 3217996 6655192 38.20 2025888 7236648 68 17:30:13 7768212 11400596 4538560 27.72 287668 3341068 5297380 30.41 2035112 6001692 1324 17:40:13 7007052 10690328 5248488 32.06 288456 3390940 6018984 34.55 2054384 6759440 196 Average: 6715634 10203208 5734644 35.02 279075 3202394 6603444 37.90 2017412 7078558 629 16:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:00 lo 11.33 11.33 10.64 10.64 0.00 0.00 0.00 0.00 16:10:00 ens3 42.75 31.63 648.47 6.62 0.00 0.00 0.00 0.00 16:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:02 lo 46.60 46.60 22.52 22.52 0.00 0.00 0.00 0.00 16:20:02 ens3 1.97 2.07 0.48 0.43 0.00 0.00 0.00 0.00 16:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 26.60 26.60 12.14 12.14 0.00 0.00 0.00 0.00 16:30:01 ens3 0.76 0.59 0.16 0.12 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 11.20 11.20 5.57 5.57 0.00 0.00 0.00 0.00 16:40:02 ens3 0.89 0.90 0.25 0.21 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:02 lo 19.08 19.08 9.78 9.78 0.00 0.00 0.00 0.00 16:50:02 ens3 0.86 0.67 0.18 0.14 0.00 0.00 0.00 0.00 16:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:03 lo 20.42 20.42 8.59 8.59 0.00 0.00 0.00 0.00 17:00:03 ens3 0.62 0.52 0.14 0.11 0.00 0.00 0.00 0.00 17:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:13 lo 19.59 19.59 8.10 8.10 0.00 0.00 0.00 0.00 17:10:13 ens3 0.54 0.35 0.13 0.09 0.00 0.00 0.00 0.00 17:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:13 lo 20.28 20.28 10.77 10.77 0.00 0.00 0.00 0.00 17:20:13 ens3 0.65 0.64 0.14 0.11 0.00 0.00 0.00 0.00 17:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:13 lo 16.21 16.21 9.76 9.76 0.00 0.00 0.00 0.00 17:30:13 ens3 0.85 0.66 0.23 0.18 0.00 0.00 0.00 0.00 17:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:13 lo 24.21 24.21 10.52 10.52 0.00 0.00 0.00 0.00 17:40:13 ens3 0.93 0.76 0.23 0.18 0.00 0.00 0.00 0.00 17:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.55 21.55 10.84 10.84 0.00 0.00 0.00 0.00 Average: ens3 5.07 3.87 64.90 0.82 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-463514) 03/13/26 _x86_64_ (4 CPU) 15:55:10 LINUX RESTART (4 CPU) 16:00:00 CPU %user %nice %system %iowait %steal %idle 16:10:00 all 50.20 0.00 2.25 5.60 0.14 41.81 16:10:00 0 50.04 0.00 2.25 4.53 0.14 43.04 16:10:00 1 51.71 0.00 2.46 3.69 0.14 41.99 16:10:00 2 49.32 0.00 2.22 9.14 0.13 39.18 16:10:00 3 49.75 0.00 2.06 5.06 0.13 43.01 16:20:02 all 54.17 0.07 2.14 0.31 0.16 43.14 16:20:02 0 53.68 0.19 2.05 0.33 0.15 43.60 16:20:02 1 54.39 0.11 2.29 0.23 0.16 42.82 16:20:02 2 54.03 0.00 2.19 0.20 0.16 43.43 16:20:02 3 54.60 0.00 2.04 0.50 0.16 42.71 16:30:01 all 18.65 0.00 0.86 0.07 0.11 80.31 16:30:01 0 19.00 0.00 0.87 0.02 0.10 80.00 16:30:01 1 18.52 0.00 0.89 0.12 0.12 80.35 16:30:01 2 18.72 0.00 0.84 0.04 0.11 80.29 16:30:01 3 18.36 0.00 0.84 0.10 0.11 80.59 16:40:02 all 22.54 0.00 0.89 0.47 0.10 76.00 16:40:02 0 22.62 0.00 0.96 0.15 0.09 76.18 16:40:02 1 22.10 0.00 0.91 0.91 0.11 75.97 16:40:02 2 22.51 0.00 0.85 0.70 0.10 75.84 16:40:02 3 22.94 0.00 0.82 0.13 0.10 76.01 16:50:02 all 26.17 0.00 0.90 0.40 0.11 72.42 16:50:02 0 25.62 0.00 0.96 0.18 0.10 73.14 16:50:02 1 26.91 0.00 0.85 1.14 0.12 70.97 16:50:02 2 25.55 0.00 0.89 0.14 0.11 73.31 16:50:02 3 26.60 0.00 0.89 0.15 0.11 72.25 17:00:03 all 8.59 0.00 0.44 0.14 0.08 90.76 17:00:03 0 8.71 0.00 0.44 0.06 0.08 90.71 17:00:03 1 8.91 0.00 0.42 0.10 0.08 90.48 17:00:03 2 8.24 0.00 0.48 0.23 0.07 90.97 17:00:03 3 8.48 0.00 0.41 0.16 0.08 90.88 17:10:13 all 9.60 0.00 0.49 0.09 0.09 89.72 17:10:13 0 9.24 0.00 0.47 0.02 0.10 90.17 17:10:13 1 9.44 0.00 0.46 0.00 0.09 90.00 17:10:13 2 10.06 0.00 0.58 0.08 0.10 89.18 17:10:13 3 9.65 0.00 0.47 0.26 0.09 89.54 17:20:13 all 10.31 0.00 0.43 0.10 0.09 89.07 17:20:13 0 9.81 0.00 0.44 0.11 0.09 89.56 17:20:13 1 10.35 0.00 0.37 0.05 0.09 89.14 17:20:13 2 10.88 0.00 0.49 0.09 0.10 88.44 17:20:13 3 10.20 0.00 0.42 0.14 0.08 89.16 17:30:13 all 13.45 0.00 0.53 0.05 0.10 85.87 17:30:13 0 13.82 0.00 0.62 0.02 0.10 85.44 17:30:13 1 13.77 0.00 0.42 0.02 0.10 85.69 17:30:13 2 13.19 0.00 0.50 0.11 0.11 86.10 17:30:13 3 13.03 0.00 0.56 0.04 0.10 86.27 17:40:13 all 15.37 0.00 0.64 0.04 0.09 83.86 17:40:13 0 14.89 0.00 0.58 0.02 0.09 84.43 17:40:13 1 15.21 0.00 0.72 0.03 0.10 83.94 17:40:13 2 15.54 0.00 0.67 0.08 0.09 83.62 17:40:13 3 15.85 0.00 0.58 0.03 0.10 83.43 Average: all 22.88 0.01 0.96 0.73 0.11 75.33 Average: 0 22.72 0.02 0.96 0.54 0.10 75.66 Average: 1 23.10 0.01 0.98 0.63 0.11 75.17 Average: 2 22.78 0.00 0.97 1.08 0.11 75.06 Average: 3 22.91 0.00 0.91 0.66 0.11 75.42