---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13158 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 705 10818 3 4465 14941 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:73:90:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79943sec preferred_lft 79943sec inet6 fe80::f816:3eff:fe73:90fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:91:1a:b7:55:5e 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-13158) 02/18/26 _x86_64_ (4 CPU) 06:42:43 LINUX RESTART (4 CPU) 06:50:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:14 82.40 22.48 56.87 3.04 327.41 5957.47 3522.40 07:10:14 19.42 2.03 16.51 0.87 39.26 478.45 989.76 07:20:13 20.83 12.28 8.15 0.40 155.80 291.19 1100.58 07:30:14 15.59 0.12 14.78 0.69 3.85 690.48 845.82 07:40:14 14.39 0.01 13.79 0.60 1.24 444.48 289.49 07:50:14 5.90 0.00 5.73 0.17 0.16 150.28 59.45 08:00:14 5.14 0.01 4.96 0.16 1.09 149.04 101.20 08:10:14 5.12 0.05 4.89 0.18 2.49 150.60 61.95 08:20:14 12.98 0.02 12.43 0.53 1.04 671.84 206.66 08:30:13 12.04 2.06 9.01 0.97 148.60 1489.94 237.20 Average: 19.38 3.91 14.71 0.76 68.10 1047.44 741.49 06:50:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:14 1524728 5067104 10862572 66.34 259092 3251652 11912684 68.38 2114648 12123488 484 07:10:14 3957408 7225524 8707644 53.18 259448 2996760 9428236 54.12 2178624 9653236 256 07:20:13 6465456 9809380 6124172 37.40 266896 3059544 7019164 40.29 2229020 7111812 120 07:30:14 10131140 13605816 2331672 14.24 272236 3179900 3070140 17.62 2266952 3420508 64 07:40:14 7861744 11395636 4540652 27.73 273736 3237544 5215468 29.94 2271068 5679980 76 07:50:14 7768236 11319288 4616936 28.20 274308 3254156 5344892 30.68 2272352 5770088 324 08:00:14 6322768 9893952 6041364 36.90 274824 3273768 6693052 38.42 2274364 7209444 496 08:10:14 6172700 9765128 6170244 37.69 275588 3294224 6875276 39.46 2278332 7353736 124 08:20:14 7711588 11449872 4486160 27.40 279892 3429364 5148624 29.55 2295036 5795636 40 08:30:13 11075124 15269912 667784 4.08 281924 3873568 1290624 7.41 2365052 2359576 19356 Average: 6899089 10480161 5454920 33.32 271794 3285048 6199816 35.59 2254545 6647750 2134 06:50:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:14 lo 24.14 24.14 18.47 18.47 0.00 0.00 0.00 0.00 07:00:14 ens3 2.06 1.82 0.63 0.53 0.00 0.00 0.00 0.00 07:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:14 lo 43.08 43.08 18.16 18.16 0.00 0.00 0.00 0.00 07:10:14 ens3 2.65 1.40 0.69 0.47 0.00 0.00 0.00 0.00 07:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:13 lo 17.53 17.53 8.82 8.82 0.00 0.00 0.00 0.00 07:20:13 ens3 1.37 1.30 0.25 1.47 0.00 0.00 0.00 0.00 07:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:14 lo 11.38 11.38 5.49 5.49 0.00 0.00 0.00 0.00 07:30:14 ens3 1.12 0.80 0.31 0.24 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:14 lo 19.78 19.78 10.40 10.40 0.00 0.00 0.00 0.00 07:40:14 ens3 1.03 0.71 0.23 0.17 0.00 0.00 0.00 0.00 07:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:14 lo 22.45 22.45 8.81 8.81 0.00 0.00 0.00 0.00 07:50:14 ens3 2.17 0.58 0.40 0.21 0.00 0.00 0.00 0.00 07:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:14 lo 25.87 25.87 11.29 11.29 0.00 0.00 0.00 0.00 08:00:14 ens3 0.81 0.48 0.16 0.11 0.00 0.00 0.00 0.00 08:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:14 lo 16.41 16.41 9.96 9.96 0.00 0.00 0.00 0.00 08:10:14 ens3 1.05 0.61 0.32 0.22 0.00 0.00 0.00 0.00 08:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:14 lo 19.27 19.27 10.52 10.52 0.00 0.00 0.00 0.00 08:20:14 ens3 3.06 0.98 0.57 0.29 0.00 0.00 0.00 0.00 08:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:13 lo 32.05 32.05 12.30 12.30 0.00 0.00 0.00 0.00 08:30:13 ens3 4.33 2.74 2.04 1.18 0.00 0.00 0.00 0.00 08:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.19 23.19 11.42 11.42 0.00 0.00 0.00 0.00 Average: ens3 1.96 1.14 0.56 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-13158) 02/18/26 _x86_64_ (4 CPU) 06:42:43 LINUX RESTART (4 CPU) 06:50:13 CPU %user %nice %system %iowait %steal %idle 07:00:14 all 53.55 0.00 2.06 0.17 0.10 44.12 07:00:14 0 53.74 0.00 1.88 0.13 0.10 44.14 07:00:14 1 53.07 0.00 2.13 0.18 0.10 44.52 07:00:14 2 53.15 0.00 2.01 0.17 0.10 44.57 07:00:14 3 54.25 0.00 2.22 0.20 0.11 43.22 07:10:14 all 38.15 0.00 1.50 0.17 0.11 60.07 07:10:14 0 38.20 0.00 1.60 0.07 0.11 60.03 07:10:14 1 37.50 0.00 1.44 0.07 0.11 60.88 07:10:14 2 38.11 0.00 1.41 0.39 0.11 59.98 07:10:14 3 38.78 0.00 1.57 0.14 0.11 59.40 07:20:13 all 18.08 0.07 0.94 0.10 0.09 80.73 07:20:13 0 18.33 0.03 0.88 0.04 0.08 80.63 07:20:13 1 18.10 0.04 1.06 0.10 0.09 80.61 07:20:13 2 17.80 0.14 0.93 0.14 0.09 80.90 07:20:13 3 18.08 0.09 0.87 0.11 0.08 80.77 07:30:14 all 22.19 0.00 0.83 0.06 0.08 76.84 07:30:14 0 21.87 0.00 0.79 0.08 0.07 77.19 07:30:14 1 23.59 0.00 0.87 0.07 0.08 75.39 07:30:14 2 21.26 0.00 0.83 0.02 0.08 77.81 07:30:14 3 22.04 0.00 0.85 0.07 0.07 76.96 07:40:14 all 25.85 0.00 0.85 0.05 0.08 73.17 07:40:14 0 25.22 0.00 0.77 0.06 0.08 73.88 07:40:14 1 26.30 0.00 0.81 0.07 0.08 72.74 07:40:14 2 26.80 0.00 0.95 0.03 0.08 72.14 07:40:14 3 25.07 0.00 0.87 0.05 0.08 73.93 07:50:14 all 9.21 0.00 0.38 0.04 0.07 90.30 07:50:14 0 9.44 0.00 0.38 0.10 0.06 90.02 07:50:14 1 9.34 0.00 0.42 0.04 0.08 90.12 07:50:14 2 9.44 0.00 0.42 0.01 0.07 90.07 07:50:14 3 8.61 0.00 0.32 0.01 0.07 90.99 08:00:14 all 11.31 0.00 0.48 0.02 0.07 88.12 08:00:14 0 11.49 0.00 0.48 0.01 0.06 87.96 08:00:14 1 11.31 0.00 0.49 0.03 0.08 88.11 08:00:14 2 11.33 0.00 0.48 0.01 0.07 88.11 08:00:14 3 11.11 0.00 0.46 0.05 0.06 88.32 08:10:14 all 10.29 0.00 0.53 0.03 0.06 89.08 08:10:14 0 10.08 0.00 0.45 0.03 0.06 89.38 08:10:14 1 10.78 0.00 0.56 0.02 0.07 88.58 08:10:14 2 9.86 0.00 0.57 0.04 0.07 89.47 08:10:14 3 10.45 0.00 0.57 0.01 0.06 88.91 08:20:14 all 20.08 0.00 0.77 0.11 0.07 78.97 08:20:14 0 19.65 0.00 0.76 0.21 0.07 79.30 08:20:14 1 21.05 0.00 0.77 0.12 0.08 77.98 08:20:14 2 19.99 0.00 0.82 0.10 0.08 79.01 08:20:14 3 19.64 0.00 0.71 0.01 0.07 79.57 08:30:13 all 12.68 0.00 0.67 0.43 0.10 86.12 08:30:13 0 16.13 0.00 0.82 0.31 0.11 82.62 08:30:13 1 11.76 0.00 0.71 0.37 0.07 87.09 08:30:13 2 10.99 0.00 0.56 0.12 0.12 88.21 08:30:13 3 11.84 0.00 0.59 0.92 0.09 86.56 Average: all 22.13 0.01 0.90 0.12 0.08 76.76 Average: 0 22.41 0.00 0.88 0.10 0.08 76.52 Average: 1 22.27 0.00 0.93 0.11 0.08 76.61 Average: 2 21.87 0.01 0.90 0.10 0.09 77.03 Average: 3 21.98 0.01 0.90 0.16 0.08 76.87