---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9122 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 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 722 10570 4 4695 14923 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:d6:15:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79567sec preferred_lft 79567sec inet6 fe80::f816:3eff:fed6:1506/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:2a:d6:51:2e:60 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-16g-9122) 02/10/26 _x86_64_ (4 CPU) 10:02:57 LINUX RESTART (4 CPU) 10:10:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:11 81.14 24.08 54.00 3.06 330.10 5579.32 4192.41 10:30:01 17.02 0.20 15.94 0.88 6.10 510.00 776.29 10:40:31 10.28 0.06 9.68 0.53 3.13 551.60 473.82 10:50:16 18.82 0.02 17.96 0.84 0.68 603.87 274.24 11:00:01 7.53 0.01 7.21 0.31 0.42 225.62 135.01 11:10:31 6.06 0.01 5.77 0.27 1.32 222.50 154.27 11:20:31 2.96 0.01 2.89 0.06 0.63 50.37 3.00 11:30:01 22.36 0.06 5.33 16.97 1.00 162.60 221152.61 11:40:17 10.55 0.01 10.09 0.45 0.39 559.91 566.75 11:50:13 4.89 0.00 4.77 0.12 0.34 161.07 62.41 Average: 17.85 2.37 13.21 2.26 33.41 848.18 21729.69 10:10:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:11 2474568 6028716 9901968 60.48 266736 3251076 11149640 64.00 2104552 11189808 136 10:30:01 4874812 8388716 7543416 46.07 268340 3210268 9210984 52.87 2138316 8764560 1744 10:40:31 8899852 12519164 3415940 20.86 272548 3309552 4315000 24.77 2158768 4743260 1020 10:50:16 9280232 12986936 2948468 18.01 275456 3394032 3644652 20.92 2183616 4335220 184 11:00:01 7622752 11360064 4574352 27.94 276272 3423832 5252864 30.15 2185428 5980148 252 11:10:31 7176908 10952416 4982108 30.43 276828 3461464 6404136 36.76 2188100 6430612 260 11:20:31 5993948 9771992 6161556 37.63 277472 3463356 6812836 39.11 2188640 7602168 448 11:30:01 6073568 9878132 6055448 36.98 278164 3489196 6727140 38.61 2197344 7518868 84 11:40:17 7392432 11324232 4609860 28.16 281924 3607440 5289088 30.36 2205608 6178288 256 11:50:13 7427216 11384940 4549016 27.78 282512 3632612 5200372 29.85 2213972 6147640 452 Average: 6721629 10459531 5474213 33.43 275625 3424283 6400671 36.74 2176434 6889057 484 10:10:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:11 lo 28.45 28.45 20.32 20.32 0.00 0.00 0.00 0.00 10:20:11 ens3 2.33 2.24 0.72 1.42 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 44.02 44.02 17.76 17.76 0.00 0.00 0.00 0.00 10:30:01 ens3 1.29 1.16 0.27 0.23 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:31 lo 16.68 16.68 8.33 8.33 0.00 0.00 0.00 0.00 10:40:31 ens3 0.82 0.57 0.26 0.20 0.00 0.00 0.00 0.00 10:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:16 lo 12.98 12.98 7.65 7.65 0.00 0.00 0.00 0.00 10:50:16 ens3 0.95 0.83 0.21 0.17 0.00 0.00 0.00 0.00 10:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 19.98 19.98 9.62 9.62 0.00 0.00 0.00 0.00 11:00:01 ens3 0.74 0.64 0.16 0.13 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:31 lo 26.80 26.80 9.38 9.38 0.00 0.00 0.00 0.00 11:10:31 ens3 0.93 0.52 0.24 0.17 0.00 0.00 0.00 0.00 11:10:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:31 lo 16.45 16.45 8.41 8.41 0.00 0.00 0.00 0.00 11:20:31 ens3 0.65 0.43 0.21 0.15 0.00 0.00 0.00 0.00 11:20:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 11.63 11.63 7.50 7.50 0.00 0.00 0.00 0.00 11:30:01 ens3 0.60 0.44 0.14 0.10 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:17 lo 17.33 17.33 9.81 9.81 0.00 0.00 0.00 0.00 11:40:17 ens3 0.90 0.78 0.25 0.20 0.00 0.00 0.00 0.00 11:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:13 lo 16.51 16.51 6.83 6.83 0.00 0.00 0.00 0.00 11:50:13 ens3 0.58 0.56 0.12 0.10 0.00 0.00 0.00 0.00 11:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.09 21.09 10.52 10.52 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.81 0.26 0.28 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-16g-9122) 02/10/26 _x86_64_ (4 CPU) 10:02:57 LINUX RESTART (4 CPU) 10:10:31 CPU %user %nice %system %iowait %steal %idle 10:20:11 all 61.23 0.00 2.39 0.19 0.11 36.09 10:20:11 0 61.70 0.00 2.42 0.16 0.11 35.60 10:20:11 1 61.10 0.00 2.38 0.16 0.11 36.25 10:20:11 2 60.78 0.00 2.53 0.15 0.10 36.44 10:20:11 3 61.32 0.00 2.22 0.29 0.11 36.06 10:30:01 all 35.40 0.00 1.47 0.06 0.10 62.98 10:30:01 0 35.82 0.00 1.44 0.05 0.09 62.60 10:30:01 1 35.36 0.00 1.49 0.09 0.10 62.96 10:30:01 2 35.03 0.00 1.56 0.05 0.10 63.27 10:30:01 3 35.38 0.00 1.39 0.03 0.10 63.10 10:40:31 all 16.83 0.00 0.83 2.09 0.08 80.17 10:40:31 0 17.15 0.00 0.87 1.74 0.08 80.15 10:40:31 1 16.35 0.00 0.80 0.09 0.08 82.67 10:40:31 2 17.02 0.00 0.83 1.76 0.09 80.30 10:40:31 3 16.79 0.00 0.81 4.77 0.07 77.56 10:50:16 all 29.31 0.00 0.99 0.11 0.08 69.51 10:50:16 0 29.31 0.00 0.98 0.26 0.08 69.38 10:50:16 1 28.84 0.00 1.04 0.08 0.09 69.95 10:50:16 2 29.18 0.00 0.95 0.08 0.08 69.71 10:50:16 3 29.92 0.00 0.98 0.03 0.08 68.99 11:00:01 all 14.20 0.00 0.58 0.05 0.08 85.10 11:00:01 0 13.99 0.00 0.54 0.02 0.08 85.37 11:00:01 1 15.16 0.00 0.62 0.08 0.07 84.06 11:00:01 2 13.85 0.00 0.59 0.05 0.08 85.44 11:00:01 3 13.80 0.00 0.55 0.05 0.08 85.51 11:10:31 all 13.01 0.00 0.64 0.02 0.07 86.26 11:10:31 0 12.70 0.00 0.72 0.02 0.07 86.49 11:10:31 1 12.73 0.00 0.65 0.00 0.07 86.54 11:10:31 2 13.16 0.00 0.63 0.01 0.07 86.13 11:10:31 3 13.46 0.00 0.56 0.05 0.07 85.87 11:20:31 all 4.58 0.00 0.36 0.02 0.06 94.97 11:20:31 0 4.31 0.00 0.32 0.01 0.06 95.30 11:20:31 1 4.20 0.00 0.39 0.03 0.07 95.32 11:20:31 2 4.58 0.00 0.39 0.01 0.07 94.95 11:20:31 3 5.23 0.00 0.36 0.02 0.06 94.33 11:30:01 all 9.47 0.00 0.45 0.07 0.07 89.94 11:30:01 0 9.26 0.00 0.51 0.14 0.07 90.02 11:30:01 1 9.14 0.00 0.47 0.10 0.07 90.22 11:30:01 2 9.93 0.00 0.49 0.04 0.07 89.46 11:30:01 3 9.54 0.00 0.32 0.01 0.07 90.07 11:40:17 all 13.10 0.00 0.51 1.83 0.07 84.50 11:40:17 0 12.93 0.00 0.50 0.63 0.06 85.88 11:40:17 1 14.12 0.00 0.62 5.81 0.07 79.38 11:40:17 2 12.55 0.00 0.53 0.57 0.06 86.29 11:40:17 3 12.79 0.00 0.40 0.31 0.07 86.44 11:50:13 all 8.26 0.00 0.46 0.51 0.06 90.71 11:50:13 0 7.87 0.00 0.43 0.33 0.05 91.31 11:50:13 1 8.53 0.00 0.49 0.18 0.07 90.74 11:50:13 2 8.66 0.00 0.55 1.31 0.06 89.42 11:50:13 3 7.99 0.00 0.38 0.22 0.06 91.35 Average: all 20.36 0.00 0.86 0.51 0.08 78.19 Average: 0 20.33 0.00 0.87 0.35 0.08 78.38 Average: 1 20.38 0.00 0.89 0.68 0.08 77.98 Average: 2 20.29 0.00 0.90 0.41 0.08 78.32 Average: 3 20.44 0.00 0.79 0.60 0.08 78.09