---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29993 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: 5600.00 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 734 10864 3 4390 14912 Swap: 1023 11 1012 ---> 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:78:86:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79553sec preferred_lft 79553sec inet6 fe80::f816:3eff:fe78:86dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:bd:f5:17:61:c7 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::c8bd:f5ff:fe17:61c7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29993) 03/25/26 _x86_64_ (4 CPU) 07:00:27 LINUX RESTART (4 CPU) 07:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 81.91 25.09 53.66 3.16 366.13 5523.16 4036.36 07:30:09 13.77 0.34 12.63 0.80 10.10 371.49 422.13 07:40:09 9.61 0.27 8.90 0.45 16.41 599.48 319.87 07:50:01 18.52 0.05 17.64 0.83 1.28 590.01 586.13 08:00:09 22.40 0.15 6.73 15.52 2.20 210.07 208298.99 08:10:09 5.24 0.04 5.02 0.18 1.32 147.39 57.41 08:20:01 5.19 0.01 5.00 0.17 1.08 152.84 112.78 08:30:09 6.25 0.00 6.06 0.19 0.32 168.99 82.02 08:40:09 11.27 0.04 10.65 0.57 4.12 695.35 430.60 08:50:01 4.47 0.03 4.33 0.11 0.77 158.79 143.37 Average: 17.84 2.59 13.04 2.22 40.19 858.82 21741.02 07:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 4479216 7608568 8326324 50.85 261856 2862240 10316588 59.22 1914416 9418480 2784 07:30:09 3097292 6255388 9679548 59.12 264076 2888584 10756628 61.74 1937120 10772428 560 07:40:09 8994388 12258560 3680176 22.48 268208 2990460 4515700 25.92 1961580 4870260 152 07:50:01 9632948 12983400 2955864 18.05 271132 3073812 3690440 21.18 1986636 4206060 388 08:00:09 7981480 11368584 4569584 27.91 274296 3107316 5327756 30.58 1996092 5838164 24 08:10:09 7917984 11325132 4612964 28.17 274760 3126896 5224544 29.99 1997340 5898040 72 08:20:01 6446380 9873648 6063528 37.03 275200 3146576 6879712 39.49 1999404 7376820 76 08:30:09 6494560 9943652 5993688 36.61 275884 3167716 6686248 38.38 2002908 7317096 112 08:40:09 7768936 11370700 4567748 27.90 280696 3313256 5317772 30.52 2020012 6039112 260 08:50:01 8134360 11762448 4176044 25.51 281000 3339240 5687848 32.65 2030492 5664588 484 Average: 7094754 10475008 5462547 33.36 272711 3101610 6440324 36.97 1984600 6740105 491 07:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 29.34 29.34 20.62 20.62 0.00 0.00 0.00 0.00 07:20:01 ens3 2.64 2.57 0.78 1.73 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:09 lo 44.12 44.12 18.49 18.49 0.00 0.00 0.00 0.00 07:30:09 ens3 1.59 1.22 0.33 0.27 0.00 0.00 0.00 0.00 07:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:09 lo 15.07 15.07 7.41 7.41 0.00 0.00 0.00 0.00 07:40:09 ens3 1.65 0.68 0.40 0.25 0.00 0.00 0.00 0.00 07:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 13.23 13.23 7.32 7.32 0.00 0.00 0.00 0.00 07:50:01 ens3 1.44 0.82 0.26 0.18 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 lo 19.61 19.61 9.23 9.23 0.00 0.00 0.00 0.00 08:00:09 ens3 1.07 0.72 0.25 0.18 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 lo 26.76 26.76 9.24 9.24 0.00 0.00 0.00 0.00 08:10:09 ens3 0.77 0.39 0.18 0.11 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 08:20:01 lo 16.95 16.95 8.63 8.63 0.00 0.00 0.00 0.00 08:20:01 ens3 0.90 0.54 0.18 0.12 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:09 lo 11.76 11.76 7.50 7.50 0.00 0.00 0.00 0.00 08:30:09 ens3 0.76 0.45 0.17 0.12 0.00 0.00 0.00 0.00 08:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:09 lo 18.54 18.54 10.71 10.71 0.00 0.00 0.00 0.00 08:40:09 ens3 1.05 0.83 0.28 0.23 0.00 0.00 0.00 0.00 08:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 15.52 15.52 5.80 5.80 0.00 0.00 0.00 0.00 08:50:01 ens3 1.12 0.64 0.25 0.17 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.13 21.13 10.51 10.51 0.00 0.00 0.00 0.00 Average: ens3 1.30 0.88 0.31 0.33 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-29993) 03/25/26 _x86_64_ (4 CPU) 07:00:27 LINUX RESTART (4 CPU) 07:10:04 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 64.83 0.00 2.43 0.16 0.12 32.46 07:20:01 0 65.12 0.00 2.52 0.17 0.12 32.07 07:20:01 1 64.95 0.00 2.38 0.27 0.12 32.27 07:20:01 2 64.59 0.00 2.47 0.09 0.11 32.73 07:20:01 3 64.66 0.00 2.35 0.10 0.12 32.77 07:30:09 all 32.40 0.00 1.24 0.04 0.11 66.22 07:30:09 0 31.72 0.00 1.24 0.03 0.11 66.90 07:30:09 1 32.62 0.00 1.22 0.02 0.11 66.03 07:30:09 2 32.83 0.00 1.22 0.04 0.11 65.80 07:30:09 3 32.42 0.00 1.27 0.05 0.11 66.15 07:40:09 all 15.60 0.00 0.74 0.04 0.09 83.53 07:40:09 0 15.50 0.00 0.68 0.05 0.08 83.69 07:40:09 1 15.22 0.00 0.73 0.01 0.09 83.94 07:40:09 2 16.34 0.00 0.86 0.07 0.09 82.64 07:40:09 3 15.35 0.00 0.68 0.02 0.09 83.86 07:50:01 all 28.72 0.00 0.94 0.05 0.09 70.20 07:50:01 0 28.25 0.00 0.89 0.04 0.08 70.73 07:50:01 1 28.50 0.00 0.98 0.04 0.09 70.38 07:50:01 2 29.27 0.00 1.00 0.06 0.09 69.58 07:50:01 3 28.84 0.00 0.90 0.05 0.09 70.12 08:00:09 all 13.64 0.00 0.54 0.04 0.08 85.70 08:00:09 0 13.54 0.00 0.71 0.09 0.07 85.58 08:00:09 1 13.37 0.00 0.47 0.01 0.07 86.07 08:00:09 2 14.10 0.00 0.53 0.01 0.10 85.26 08:00:09 3 13.55 0.00 0.44 0.05 0.08 85.88 08:10:09 all 8.30 0.00 0.49 0.03 0.08 91.10 08:10:09 0 7.52 0.00 0.49 0.01 0.08 91.91 08:10:09 1 8.73 0.00 0.51 0.05 0.08 90.62 08:10:09 2 8.75 0.00 0.47 0.01 0.08 90.68 08:10:09 3 8.21 0.00 0.51 0.04 0.07 91.18 08:20:01 all 9.83 0.00 0.51 0.02 0.08 89.55 08:20:01 0 9.72 0.00 0.50 0.01 0.08 89.69 08:20:01 1 9.64 0.00 0.52 0.01 0.09 89.74 08:20:01 2 10.15 0.00 0.52 0.05 0.09 89.19 08:20:01 3 9.80 0.00 0.50 0.03 0.08 89.59 08:30:09 all 9.24 0.00 0.50 0.02 0.08 90.16 08:30:09 0 9.27 0.00 0.46 0.03 0.08 90.16 08:30:09 1 9.38 0.00 0.44 0.00 0.08 90.09 08:30:09 2 8.98 0.00 0.55 0.01 0.09 90.37 08:30:09 3 9.31 0.00 0.56 0.04 0.08 90.01 08:40:09 all 18.73 0.00 0.70 0.05 0.08 80.44 08:40:09 0 18.36 0.00 0.75 0.02 0.08 80.80 08:40:09 1 19.20 0.00 0.67 0.09 0.08 79.96 08:40:09 2 18.69 0.00 0.70 0.04 0.08 80.49 08:40:09 3 18.68 0.00 0.70 0.04 0.08 80.49 08:50:01 all 6.53 0.00 0.27 0.02 0.08 93.10 08:50:01 0 6.06 0.00 0.30 0.04 0.08 93.52 08:50:01 1 6.63 0.00 0.24 0.03 0.08 93.03 08:50:01 2 6.77 0.00 0.30 0.01 0.08 92.85 08:50:01 3 6.65 0.00 0.25 0.01 0.08 93.01 Average: all 20.76 0.00 0.84 0.05 0.09 78.27 Average: 0 20.48 0.00 0.85 0.05 0.09 78.53 Average: 1 20.80 0.00 0.82 0.05 0.09 78.24 Average: 2 21.03 0.00 0.86 0.04 0.09 77.98 Average: 3 20.72 0.00 0.82 0.04 0.09 78.33