---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-40771 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 709 10830 3 4449 14937 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:bd:8f:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79955sec preferred_lft 79955sec inet6 fe80::f816:3eff:febd:8fd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:ec:c9:56:64:9b 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-40771) 03/25/26 _x86_64_ (4 CPU) 10:14:29 LINUX RESTART (4 CPU) 10:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:06 72.53 2.51 67.06 2.95 128.64 11922.57 4065.05 10:40:11 51.32 21.06 28.71 1.55 241.02 1710.20 1960.38 10:50:06 7.93 0.29 7.15 0.49 12.91 265.51 1045.61 11:00:04 12.91 0.11 12.19 0.61 2.48 622.09 875.62 11:10:00 15.92 0.01 15.18 0.73 0.74 503.96 516.76 11:20:06 4.68 0.03 4.50 0.15 1.54 132.09 74.15 11:30:06 5.36 0.02 5.18 0.17 1.36 157.92 52.07 11:40:06 5.04 0.02 4.82 0.20 1.68 152.57 72.09 11:50:00 11.19 0.05 10.58 0.56 4.77 687.07 189.22 12:00:06 5.09 0.02 4.87 0.21 0.59 173.81 99.83 Average: 19.27 2.43 16.08 0.76 39.82 1643.25 898.24 10:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:06 159008 3762668 12166488 74.31 256232 3289676 13196760 75.75 2022244 13552368 132 10:40:11 3207020 6483712 9450608 57.72 266632 3001136 10676132 61.28 2155600 10436100 640 10:50:06 6341660 9644816 6292224 38.43 267612 3026688 7021132 40.30 2165404 7288268 300 11:00:04 11876364 15307256 632948 3.87 272912 3149020 1331324 7.64 2204772 1737484 10496 11:10:00 8127420 11621076 4317552 26.37 275568 3209128 5176712 29.71 2210128 5481612 236 11:20:06 7975144 11486672 4451484 27.19 276112 3226464 5192020 29.80 2211636 5640796 408 11:30:06 6464452 9996920 5940344 36.28 276676 3246832 6667440 38.27 2213836 7143384 256 11:40:06 6445620 9999944 5937200 36.26 277348 3268024 6684236 38.37 2217460 7157820 492 11:50:00 8052572 11756200 4182492 25.54 281788 3410116 5051884 29.00 2234000 5529548 284 12:00:06 6893092 10624864 5312732 32.45 282524 3437504 5921972 33.99 2245072 6674092 668 Average: 6554235 10068413 5868407 35.84 273340 3226459 6691961 38.41 2188015 7064147 1391 10:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:06 lo 16.43 16.43 13.42 13.42 0.00 0.00 0.00 0.00 10:30:06 ens3 30.26 22.40 414.93 2.52 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:11 lo 44.89 44.89 20.69 20.69 0.00 0.00 0.00 0.00 10:40:11 ens3 1.97 2.01 0.44 0.39 0.00 0.00 0.00 0.00 10:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 21.35 21.35 10.39 10.39 0.00 0.00 0.00 0.00 10:50:06 ens3 1.20 0.66 0.24 0.16 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:04 lo 11.96 11.96 5.95 5.95 0.00 0.00 0.00 0.00 11:00:04 ens3 1.46 1.18 0.37 1.51 0.00 0.00 0.00 0.00 11:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 17.34 17.34 8.90 8.90 0.00 0.00 0.00 0.00 11:10:00 ens3 1.17 0.74 0.26 0.18 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:06 lo 21.88 21.88 9.33 9.33 0.00 0.00 0.00 0.00 11:20:06 ens3 1.18 0.64 0.24 0.15 0.00 0.00 0.00 0.00 11:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:06 lo 25.02 25.02 10.63 10.63 0.00 0.00 0.00 0.00 11:30:06 ens3 1.00 0.52 0.24 0.16 0.00 0.00 0.00 0.00 11:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:06 lo 18.63 18.63 10.37 10.37 0.00 0.00 0.00 0.00 11:40:06 ens3 1.23 0.57 0.26 0.16 0.00 0.00 0.00 0.00 11:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:00 lo 17.50 17.50 10.00 10.00 0.00 0.00 0.00 0.00 11:50:00 ens3 1.57 0.81 0.39 0.27 0.00 0.00 0.00 0.00 11:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:06 lo 32.15 32.15 12.95 12.95 0.00 0.00 0.00 0.00 12:00:06 ens3 1.68 0.80 0.33 0.20 0.00 0.00 0.00 0.00 12:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.75 22.75 11.28 11.28 0.00 0.00 0.00 0.00 Average: ens3 4.30 3.06 42.14 0.57 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-40771) 03/25/26 _x86_64_ (4 CPU) 10:14:29 LINUX RESTART (4 CPU) 10:20:00 CPU %user %nice %system %iowait %steal %idle 10:30:06 all 45.51 0.00 1.92 0.23 0.10 52.24 10:30:06 0 45.35 0.00 1.86 0.10 0.11 52.58 10:30:06 1 45.50 0.00 1.92 0.37 0.11 52.11 10:30:06 2 44.94 0.00 2.10 0.24 0.10 52.62 10:30:06 3 46.25 0.00 1.80 0.20 0.10 51.65 10:40:11 all 53.66 0.00 2.05 0.08 0.12 44.08 10:40:11 0 53.66 0.00 1.83 0.04 0.12 44.35 10:40:11 1 53.62 0.00 1.98 0.08 0.12 44.20 10:40:11 2 53.89 0.00 2.28 0.14 0.12 43.57 10:40:11 3 53.49 0.00 2.11 0.07 0.12 44.21 10:50:06 all 18.61 0.00 0.81 0.03 0.07 80.48 10:50:06 0 18.10 0.00 0.79 0.03 0.07 81.02 10:50:06 1 19.32 0.00 0.84 0.01 0.07 79.76 10:50:06 2 18.98 0.00 0.85 0.03 0.08 80.06 10:50:06 3 18.06 0.00 0.74 0.04 0.07 81.09 11:00:04 all 20.33 0.00 0.82 0.05 0.07 78.74 11:00:04 0 20.36 0.00 0.91 0.06 0.07 78.61 11:00:04 1 20.13 0.00 0.75 0.02 0.07 79.03 11:00:04 2 19.92 0.00 0.83 0.06 0.07 79.12 11:00:04 3 20.90 0.00 0.77 0.06 0.07 78.20 11:10:00 all 29.83 0.00 1.05 0.06 0.08 68.98 11:10:00 0 30.62 0.00 0.85 0.03 0.08 68.42 11:10:00 1 29.24 0.00 1.18 0.06 0.09 69.44 11:10:00 2 29.57 0.00 1.08 0.07 0.09 69.19 11:10:00 3 29.90 0.00 1.07 0.06 0.08 68.88 11:20:06 all 9.39 0.00 0.41 0.02 0.05 90.13 11:20:06 0 9.16 0.00 0.40 0.01 0.05 90.39 11:20:06 1 9.52 0.00 0.47 0.03 0.05 89.93 11:20:06 2 9.49 0.00 0.36 0.01 0.06 90.08 11:20:06 3 9.42 0.00 0.40 0.02 0.05 90.11 11:30:06 all 10.92 0.00 0.52 0.02 0.05 88.49 11:30:06 0 10.99 0.00 0.63 0.04 0.06 88.29 11:30:06 1 10.85 0.00 0.47 0.02 0.06 88.61 11:30:06 2 11.36 0.00 0.48 0.01 0.06 88.10 11:30:06 3 10.48 0.00 0.48 0.01 0.05 88.97 11:40:06 all 10.33 0.00 0.44 0.02 0.06 89.15 11:40:06 0 10.80 0.00 0.52 0.02 0.06 88.60 11:40:06 1 9.97 0.00 0.45 0.03 0.06 89.49 11:40:06 2 10.39 0.00 0.39 0.02 0.06 89.14 11:40:06 3 10.15 0.00 0.41 0.02 0.06 89.37 11:50:00 all 19.10 0.00 0.72 0.04 0.07 80.07 11:50:00 0 19.00 0.00 0.65 0.06 0.06 80.23 11:50:00 1 19.51 0.00 0.82 0.02 0.07 79.59 11:50:00 2 19.53 0.00 0.71 0.02 0.07 79.67 11:50:00 3 18.38 0.00 0.69 0.07 0.06 80.80 12:00:06 all 11.94 0.00 0.50 0.02 0.06 87.48 12:00:06 0 11.57 0.00 0.47 0.03 0.06 87.88 12:00:06 1 12.26 0.00 0.60 0.03 0.06 87.06 12:00:06 2 12.08 0.00 0.48 0.01 0.06 87.38 12:00:06 3 11.87 0.00 0.47 0.01 0.05 87.59 Average: all 22.99 0.00 0.92 0.06 0.07 75.96 Average: 0 22.98 0.00 0.89 0.04 0.07 76.02 Average: 1 23.02 0.00 0.95 0.07 0.07 75.89 Average: 2 23.04 0.00 0.96 0.06 0.08 75.87 Average: 3 22.92 0.00 0.90 0.06 0.07 76.06