---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-50356 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 17G 61G 22% / 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 693 11332 4 3963 14952 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:24:44:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81775sec preferred_lft 81775sec inet6 fe80::f816:3eff:fe24:449a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:44:29:c3:37:6a 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-50356) 03/05/26 _x86_64_ (4 CPU) 08:17:44 LINUX RESTART (4 CPU) 08:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:24 136.72 4.10 127.70 4.92 598.23 34957.72 17059.87 08:40:25 51.67 23.94 26.41 1.32 306.79 1596.95 3630.73 08:50:25 9.90 0.15 9.26 0.48 9.45 265.03 1236.71 09:00:05 8.18 0.01 7.79 0.37 0.51 248.56 651.23 09:10:05 20.14 0.06 19.14 0.94 2.12 848.51 960.39 09:20:06 7.19 0.02 6.91 0.27 1.45 248.48 1172.95 09:30:25 5.51 0.09 5.28 0.14 3.68 143.79 285.66 Average: 34.59 4.06 29.31 1.22 133.68 5588.82 3623.28 08:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:24 2423876 6868012 9054396 55.30 257960 4082092 10572432 60.69 2066720 11191700 860 08:40:25 335700 3695368 12235600 74.73 266324 3080828 13384948 76.83 2170564 13287584 232 08:50:25 3707916 7087640 8845280 54.02 267516 3099472 9460396 54.30 2192256 9876248 164 09:00:05 6291372 9692192 6243284 38.13 268364 3119752 6944488 39.86 2198304 7323336 284 09:10:05 10109548 13664988 2272888 13.88 274500 3263976 2965736 17.02 2249520 3468236 220 09:20:06 7821840 11415528 4520828 27.61 275104 3301620 5207092 29.89 2251736 5742596 388 09:30:25 7777684 11390604 4545656 27.76 275644 3320336 5236772 30.06 2253564 5780292 224 Average: 5495419 9116333 6816847 41.63 269345 3324011 7681695 44.09 2197523 8095713 339 08:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:24 lo 6.97 6.97 7.48 7.48 0.00 0.00 0.00 0.00 08:30:24 ens3 90.96 69.03 1433.37 7.14 0.00 0.00 0.00 0.00 08:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:25 lo 37.43 37.43 20.33 20.33 0.00 0.00 0.00 0.00 08:40:25 ens3 1.84 1.62 0.40 0.34 0.00 0.00 0.00 0.00 08:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:25 lo 32.47 32.47 12.27 12.27 0.00 0.00 0.00 0.00 08:50:25 ens3 0.97 0.85 0.21 0.18 0.00 0.00 0.00 0.00 08:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:05 lo 10.15 10.15 6.34 6.34 0.00 0.00 0.00 0.00 09:00:05 ens3 1.11 1.01 0.20 1.20 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 09:10:05 lo 13.88 13.88 6.89 6.89 0.00 0.00 0.00 0.00 09:10:05 ens3 1.74 1.15 0.63 0.47 0.00 0.00 0.00 0.00 09:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:06 lo 18.81 18.81 9.90 9.90 0.00 0.00 0.00 0.00 09:20:06 ens3 0.88 0.68 0.21 0.16 0.00 0.00 0.00 0.00 09:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:25 lo 27.08 27.08 9.89 9.89 0.00 0.00 0.00 0.00 09:30:25 ens3 0.62 0.48 0.15 0.11 0.00 0.00 0.00 0.00 09:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.00 21.00 10.45 10.45 0.00 0.00 0.00 0.00 Average: ens3 14.32 10.92 209.86 1.39 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-50356) 03/05/26 _x86_64_ (4 CPU) 08:17:44 LINUX RESTART (4 CPU) 08:20:07 CPU %user %nice %system %iowait %steal %idle 08:30:24 all 51.00 0.00 2.41 4.55 0.11 41.93 08:30:24 0 50.86 0.00 2.09 4.97 0.11 41.97 08:30:24 1 52.49 0.00 2.45 3.65 0.12 41.29 08:30:24 2 50.06 0.00 2.53 5.47 0.11 41.83 08:30:24 3 50.60 0.00 2.57 4.10 0.10 42.62 08:40:25 all 44.29 0.00 1.64 0.12 0.12 53.83 08:40:25 0 45.34 0.00 1.60 0.07 0.12 52.88 08:40:25 1 43.31 0.00 1.84 0.20 0.12 54.53 08:40:25 2 44.07 0.00 1.54 0.13 0.12 54.14 08:40:25 3 44.46 0.00 1.59 0.07 0.12 53.77 08:50:25 all 19.56 0.00 0.84 0.04 0.11 79.44 08:50:25 0 18.87 0.00 0.82 0.04 0.10 80.17 08:50:25 1 19.68 0.00 0.81 0.05 0.14 79.33 08:50:25 2 20.04 0.00 1.02 0.05 0.11 78.79 08:50:25 3 19.66 0.00 0.72 0.04 0.11 79.47 09:00:05 all 16.25 0.00 0.66 0.84 0.09 82.17 09:00:05 0 16.51 0.00 0.62 0.09 0.08 82.70 09:00:05 1 15.80 0.00 0.64 0.09 0.09 83.38 09:00:05 2 16.57 0.00 0.70 1.24 0.09 81.40 09:00:05 3 16.11 0.00 0.66 1.94 0.09 81.20 09:10:05 all 28.68 0.00 0.95 0.29 0.10 69.98 09:10:05 0 28.32 0.00 1.02 0.08 0.09 70.50 09:10:05 1 27.52 0.00 0.93 0.44 0.09 71.02 09:10:05 2 29.52 0.00 0.85 0.47 0.10 69.06 09:10:05 3 29.37 0.00 1.01 0.18 0.10 69.33 09:20:06 all 19.36 0.00 0.77 1.15 0.09 78.63 09:20:06 0 19.00 0.00 0.74 1.38 0.09 78.78 09:20:06 1 19.31 0.00 0.71 0.34 0.10 79.54 09:20:06 2 19.46 0.00 0.88 2.01 0.09 77.56 09:20:06 3 19.68 0.00 0.75 0.85 0.09 78.64 09:30:25 all 8.23 0.00 0.43 0.15 0.07 91.11 09:30:25 0 8.34 0.00 0.50 0.24 0.07 90.85 09:30:25 1 8.66 0.00 0.40 0.16 0.08 90.70 09:30:25 2 8.18 0.00 0.40 0.12 0.07 91.23 09:30:25 3 7.75 0.00 0.42 0.08 0.07 91.68 Average: all 26.83 0.00 1.10 1.03 0.10 70.93 Average: 0 26.81 0.00 1.06 1.00 0.10 71.03 Average: 1 26.76 0.00 1.11 0.72 0.10 71.31 Average: 2 26.90 0.00 1.13 1.37 0.10 70.50 Average: 3 26.86 0.00 1.11 1.04 0.10 70.90