---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-34535 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 713 10677 3 4598 14933 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:02:5b:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79639sec preferred_lft 79639sec inet6 fe80::f816:3eff:fe02:5b43/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:9e:82:c0:df:46 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::f89e:82ff:fec0:df46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-34535) 03/25/26 _x86_64_ (4 CPU) 07:44:22 LINUX RESTART (4 CPU) 07:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:08 105.65 24.68 77.51 3.46 385.11 15263.27 5933.14 08:10:09 17.76 0.24 16.58 0.94 6.34 462.44 1095.89 08:20:09 7.97 0.07 7.48 0.42 4.45 284.67 1073.93 08:30:30 20.22 0.08 19.28 0.86 4.74 828.83 832.39 08:40:30 9.59 0.01 9.19 0.39 0.51 282.33 167.10 08:50:31 5.55 0.03 5.34 0.18 1.49 143.26 120.13 09:00:31 4.42 0.02 4.21 0.18 1.95 137.23 107.32 09:10:32 5.10 0.00 4.91 0.19 0.73 154.13 112.75 09:20:32 5.20 0.01 5.01 0.17 0.65 156.77 62.56 09:30:33 10.77 0.03 10.32 0.41 3.88 589.29 102.22 Average: 19.24 2.51 16.00 0.72 40.91 1828.64 960.96 07:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:08 5815476 9208436 6721752 41.05 264736 3106120 7717880 44.30 2046640 7928212 912 08:10:09 3807204 7227316 8704144 53.16 267772 3130176 9560584 54.88 2094472 9880436 96 08:20:09 6172380 9618576 6312488 38.55 268744 3155340 7060764 40.53 2102004 7515076 308 08:30:30 10159820 13759692 2176712 13.29 274732 3303032 2911908 16.71 2145288 3513936 324 08:40:30 7722056 11361596 4573364 27.93 276212 3341232 5330372 30.60 2147912 5940052 92 08:50:31 7676580 11334428 4600364 28.10 276800 3358944 5351120 30.72 2149492 5977756 56 09:00:31 6289612 9968120 5965864 36.44 277240 3379160 6828516 39.20 2151716 7361216 604 09:10:32 6218108 9918716 6015296 36.74 277848 3400668 6788524 38.97 2155124 7429216 400 09:20:32 7620668 11344336 4590468 28.04 278552 3423028 5389952 30.94 2157568 6018524 44 09:30:33 7394052 11250448 4684220 28.61 282688 3546760 5292212 30.38 2173360 6228480 236 Average: 6887596 10499166 5434467 33.19 274532 3314446 6223183 35.72 2132358 6779290 307 07:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:08 lo 19.82 19.82 16.75 16.75 0.00 0.00 0.00 0.00 08:00:08 ens3 23.10 16.50 392.20 1.90 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 lo 41.73 41.73 18.70 18.70 0.00 0.00 0.00 0.00 08:10:09 ens3 1.91 1.55 0.41 0.33 0.00 0.00 0.00 0.00 08:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:09 lo 24.49 24.49 10.73 10.73 0.00 0.00 0.00 0.00 08:20:09 ens3 0.82 0.45 0.15 0.10 0.00 0.00 0.00 0.00 08:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:30 lo 13.39 13.39 6.61 6.61 0.00 0.00 0.00 0.00 08:30:30 ens3 1.20 0.91 0.31 0.24 0.00 0.00 0.00 0.00 08:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:30 lo 14.78 14.78 7.85 7.85 0.00 0.00 0.00 0.00 08:40:30 ens3 0.76 0.52 0.17 0.12 0.00 0.00 0.00 0.00 08:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:31 lo 20.78 20.78 8.65 8.65 0.00 0.00 0.00 0.00 08:50:31 ens3 1.13 0.63 0.25 0.17 0.00 0.00 0.00 0.00 08:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:31 lo 20.32 20.32 8.60 8.60 0.00 0.00 0.00 0.00 09:00:31 ens3 1.05 0.55 0.27 1.36 0.00 0.00 0.00 0.00 09:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:32 lo 19.09 19.09 10.12 10.12 0.00 0.00 0.00 0.00 09:10:32 ens3 0.95 0.64 0.22 0.16 0.00 0.00 0.00 0.00 09:10:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:32 lo 13.03 13.03 7.11 7.11 0.00 0.00 0.00 0.00 09:20:32 ens3 1.69 0.66 0.45 0.28 0.00 0.00 0.00 0.00 09:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:33 lo 19.71 19.71 9.73 9.73 0.00 0.00 0.00 0.00 09:30:33 ens3 1.64 0.90 0.41 0.28 0.00 0.00 0.00 0.00 09:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.69 20.69 10.47 10.47 0.00 0.00 0.00 0.00 Average: ens3 3.42 2.33 39.40 0.49 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-34535) 03/25/26 _x86_64_ (4 CPU) 07:44:22 LINUX RESTART (4 CPU) 07:50:07 CPU %user %nice %system %iowait %steal %idle 08:00:08 all 54.91 0.00 2.19 0.67 0.10 42.12 08:00:08 0 56.20 0.00 2.46 0.79 0.11 40.44 08:00:08 1 52.58 0.00 2.24 0.37 0.10 44.71 08:00:08 2 56.56 0.00 1.93 0.65 0.10 40.76 08:00:08 3 54.30 0.00 2.12 0.89 0.10 42.58 08:10:09 all 40.16 0.00 1.55 0.17 0.11 58.01 08:10:09 0 39.92 0.00 1.51 0.13 0.11 58.33 08:10:09 1 40.59 0.00 1.65 0.25 0.11 57.40 08:10:09 2 39.31 0.00 1.61 0.05 0.11 58.93 08:10:09 3 40.81 0.00 1.43 0.25 0.11 57.40 08:20:09 all 18.22 0.00 0.78 0.05 0.09 80.86 08:20:09 0 18.20 0.00 0.70 0.05 0.09 80.97 08:20:09 1 18.66 0.00 0.76 0.03 0.09 80.46 08:20:09 2 18.49 0.00 0.90 0.03 0.09 80.49 08:20:09 3 17.52 0.00 0.78 0.07 0.08 81.54 08:30:30 all 28.67 0.00 0.99 0.18 0.09 70.07 08:30:30 0 29.50 0.00 1.15 0.13 0.09 69.13 08:30:30 1 27.77 0.00 0.98 0.10 0.09 71.07 08:30:30 2 28.45 0.00 0.88 0.32 0.09 70.27 08:30:30 3 28.97 0.00 0.95 0.17 0.09 69.83 08:40:30 all 17.90 0.00 0.70 0.06 0.07 81.26 08:40:30 0 16.63 0.00 0.63 0.02 0.07 82.64 08:40:30 1 18.92 0.00 0.82 0.09 0.08 80.09 08:40:30 2 17.87 0.00 0.67 0.05 0.08 81.33 08:40:30 3 18.18 0.00 0.69 0.09 0.07 80.97 08:50:31 all 8.54 0.00 0.36 0.03 0.07 90.99 08:50:31 0 8.49 0.00 0.40 0.04 0.07 91.01 08:50:31 1 8.82 0.00 0.38 0.03 0.08 90.70 08:50:31 2 8.54 0.00 0.38 0.02 0.07 90.99 08:50:31 3 8.32 0.00 0.31 0.02 0.07 91.29 09:00:31 all 9.51 0.00 0.37 0.01 0.07 90.03 09:00:31 0 9.79 0.00 0.44 0.01 0.07 89.69 09:00:31 1 9.46 0.00 0.35 0.02 0.08 90.10 09:00:31 2 9.51 0.00 0.41 0.03 0.07 89.99 09:00:31 3 9.28 0.00 0.30 0.00 0.07 90.34 09:10:32 all 10.42 0.00 0.48 0.07 0.08 88.95 09:10:32 0 10.54 0.00 0.47 0.05 0.07 88.87 09:10:32 1 10.46 0.00 0.40 0.02 0.08 89.04 09:10:32 2 10.21 0.00 0.60 0.04 0.08 89.06 09:10:32 3 10.48 0.00 0.44 0.17 0.07 88.84 09:20:32 all 7.71 0.00 0.46 0.08 0.07 91.69 09:20:32 0 8.11 0.00 0.36 0.06 0.06 91.41 09:20:32 1 7.44 0.00 0.46 0.03 0.08 92.00 09:20:32 2 7.31 0.00 0.53 0.14 0.07 91.95 09:20:32 3 7.97 0.00 0.49 0.08 0.07 91.39 09:30:33 all 14.71 0.00 0.60 0.05 0.07 84.57 09:30:33 0 15.63 0.00 0.66 0.10 0.07 83.53 09:30:33 1 14.41 0.00 0.56 0.01 0.07 84.94 09:30:33 2 14.93 0.00 0.63 0.02 0.07 84.35 09:30:33 3 13.86 0.00 0.53 0.07 0.07 85.47 Average: all 21.11 0.00 0.85 0.14 0.08 77.82 Average: 0 21.33 0.00 0.88 0.14 0.08 77.57 Average: 1 20.95 0.00 0.86 0.09 0.09 78.01 Average: 2 21.14 0.00 0.85 0.13 0.08 77.79 Average: 3 21.01 0.00 0.80 0.18 0.08 77.92