---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20714 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 66G 16% / 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 643 8893 4 6452 15003 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:59:a9:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82089sec preferred_lft 82089sec inet6 fe80::f816:3eff:fe59:a938/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:5e:d2:3a:da:9e 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20714) 02/25/26 _x86_64_ (4 CPU) 18:29:57 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:37 12.30 6.50 5.72 0.08 1157.22 8831.13 872.51 18:50:08 1.17 0.01 1.16 0.00 0.04 13.89 0.00 19:00:37 0.97 0.00 0.97 0.00 0.00 11.51 0.00 19:10:17 51.48 2.78 34.88 13.82 147.98 2457.21 251913.93 19:20:17 32.98 2.44 27.35 3.18 146.42 4098.98 7303.32 19:30:17 31.68 0.01 28.33 3.34 0.12 2455.70 15199.65 19:40:37 15.35 0.14 13.76 1.45 6.36 8582.49 37985.24 Average: 20.61 1.72 15.84 3.04 215.57 3848.92 43380.76 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:37 13798076 15524724 494436 3.02 53644 1899948 1126676 6.47 193168 2125868 20 18:50:08 13797836 15525020 494192 3.02 54048 1900088 1126660 6.47 193576 2126016 44 19:00:37 13798136 15525652 493524 3.01 54368 1900092 1146952 6.58 193896 2126576 64 19:10:17 12370336 14989396 980560 5.99 106244 2697792 1472728 8.45 363732 3292880 266628 19:20:17 9780168 13235136 2724108 16.64 137544 3443540 2793900 16.04 686504 5514244 21696 19:30:17 9104432 13084624 2871084 17.54 160212 3908980 2933296 16.84 810096 6042308 127936 19:40:37 9134460 15381136 566272 3.46 177412 6086568 1107400 6.36 1617680 5096324 4 Average: 11683349 14752241 1232025 7.52 106210 3119573 1672516 9.60 579807 3760602 59485 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:37 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 18:40:37 ens3 21.11 14.50 63.79 2.70 0.00 0.00 0.00 0.00 18:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:08 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 18:50:08 ens3 0.20 0.07 0.04 0.01 0.00 0.00 0.00 0.00 18:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:37 ens3 0.21 0.09 0.05 0.02 0.00 0.00 0.00 0.00 19:00:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:17 lo 0.29 0.29 0.04 0.04 0.00 0.00 0.00 0.00 19:10:17 ens3 75.68 59.54 742.00 11.30 0.00 0.00 0.00 0.00 19:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:17 lo 1722.84 1722.84 1635.66 1635.66 0.00 0.00 0.00 0.00 19:20:17 ens3 94.74 71.00 528.47 17.90 0.00 0.00 0.00 0.00 19:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:17 lo 1624.22 1624.22 1547.53 1547.53 0.00 0.00 0.00 0.00 19:30:17 ens3 42.98 32.76 25.74 11.04 0.00 0.00 0.00 0.00 19:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:37 lo 252.09 252.09 6641.03 6641.03 0.00 0.00 0.00 0.00 19:40:37 ens3 78.24 86.80 122.51 996.40 0.00 0.00 0.00 0.00 19:40:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 511.32 511.32 1422.28 1422.28 0.00 0.00 0.00 0.00 Average: ens3 44.55 37.75 207.67 151.77 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-20714) 02/25/26 _x86_64_ (4 CPU) 18:29:57 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:37 all 0.58 0.00 0.19 0.14 0.01 99.08 18:40:37 0 0.68 0.00 0.15 0.28 0.01 98.87 18:40:37 1 0.59 0.00 0.16 0.04 0.02 99.20 18:40:37 2 0.50 0.00 0.18 0.10 0.01 99.21 18:40:37 3 0.53 0.00 0.27 0.12 0.02 99.06 18:50:08 all 0.15 0.00 0.03 0.03 0.01 99.78 18:50:08 0 0.01 0.00 0.02 0.01 0.01 99.96 18:50:08 1 0.04 0.00 0.03 0.00 0.02 99.91 18:50:08 2 0.04 0.00 0.04 0.11 0.01 99.80 18:50:08 3 0.52 0.00 0.02 0.01 0.01 99.45 19:00:37 all 0.31 0.00 0.03 0.01 0.02 99.64 19:00:37 0 0.02 0.00 0.03 0.01 0.01 99.93 19:00:37 1 0.02 0.00 0.02 0.00 0.01 99.95 19:00:37 2 0.02 0.00 0.02 0.02 0.01 99.93 19:00:37 3 1.18 0.00 0.04 0.00 0.03 98.75 19:10:17 all 4.96 0.00 0.46 0.29 0.03 94.25 19:10:17 0 3.74 0.00 0.44 0.05 0.02 95.75 19:10:17 1 4.92 0.00 0.47 0.46 0.03 94.12 19:10:17 2 3.99 0.00 0.40 0.44 0.03 95.14 19:10:17 3 7.21 0.00 0.55 0.21 0.04 91.99 19:20:17 all 69.41 0.00 2.56 1.00 0.12 26.91 19:20:17 0 69.71 0.00 2.61 0.66 0.12 26.90 19:20:17 1 68.54 0.00 2.58 1.06 0.12 27.70 19:20:17 2 69.83 0.00 2.65 0.80 0.12 26.61 19:20:17 3 69.55 0.00 2.40 1.49 0.12 26.44 19:30:17 all 64.21 0.00 2.57 0.27 0.11 32.84 19:30:17 0 61.96 0.00 2.44 0.22 0.11 35.27 19:30:17 1 64.47 0.00 2.61 0.15 0.11 32.65 19:30:17 2 64.35 0.00 2.80 0.49 0.11 32.25 19:30:17 3 66.06 0.00 2.42 0.21 0.11 31.20 19:40:37 all 34.97 0.00 1.16 0.86 0.08 62.93 19:40:37 0 33.32 0.00 1.47 1.23 0.08 63.90 19:40:37 1 36.76 0.00 0.91 0.21 0.08 62.05 19:40:37 2 27.67 0.00 1.05 1.55 0.08 69.64 19:40:37 3 42.14 0.00 1.22 0.44 0.08 56.11 Average: all 24.83 0.00 0.99 0.37 0.05 73.75 Average: 0 24.12 0.00 1.02 0.36 0.05 74.45 Average: 1 24.95 0.00 0.96 0.27 0.05 73.76 Average: 2 23.64 0.00 1.01 0.50 0.05 74.80 Average: 3 26.62 0.00 0.98 0.35 0.06 71.98